cp_missions.cpp

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/*
Copyright (C) 2002-2023 UFO: Alien Invasion.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#include "../../DateTime.h"
#include "../../cl_shared.h"
#include "../../cl_team.h"
#include "../cl_game.h"
#include "../../ui/ui_dataids.h"
#include "cp_campaign.h"
#include "cp_character.h"
#include "cp_geoscape.h"
#include "cp_ufo.h"
#include "cp_alienbase.h"
#include "cp_alien_interest.h"
#include "cp_missions.h"
#include "cp_mission_triggers.h"
#include "cp_time.h"
#include "cp_xvi.h"
#include "save/save_missions.h"
#include "save/save_interest.h"
#include "cp_mission_callbacks.h"
#include "missions/cp_mission_baseattack.h"
#include "missions/cp_mission_buildbase.h"
#include "missions/cp_mission_harvest.h"
#include "missions/cp_mission_intercept.h"
#include "missions/cp_mission_recon.h"
#include "missions/cp_mission_rescue.h"
#include "missions/cp_mission_supply.h"
#include "missions/cp_mission_terror.h"
#include "missions/cp_mission_xvi.h"
#include "missions/cp_mission_ufocarrier.h"

typedef enum missionDetectionStatus_s {
    MISDET_CANT_BE_DETECTED,        
    MISDET_ALWAYS_DETECTED,         
    MISDET_MAY_BE_DETECTED          
} missionDetectionStatus_t;

const int MAX_POS_LOOP = 10;

static const float MIN_CRASHEDUFO_CONDITION = 0.2f;
static const float MAX_CRASHEDUFO_CONDITION = 0.81f;

/*====================================
*
* Prepare battlescape
*
====================================*/

void BATTLE_SetVars (const battleParam_t* battleParameters)
{
    cgi->Cvar_SetValue("ai_singleplayeraliens", battleParameters->aliens);
    cgi->Cvar_SetValue("ai_numcivilians", battleParameters->civilians);
    cgi->Cvar_Set("ai_civilianteam", "%s", battleParameters->civTeam);
    cgi->Cvar_Set("ai_equipment", "%s", battleParameters->alienEquipment);

    /* now store the alien teams in the shared cgi->csi->struct to let the game dll
     * have access to this data, too */
    cgi->csi->numAlienTeams = 0;
    for (int i = 0; i < battleParameters->alienTeamGroup->numAlienTeams; i++) {
        cgi->csi->alienTeams[i] = battleParameters->alienTeamGroup->alienTeams[i];
        cgi->csi->alienChrTemplates[i] = battleParameters->alienTeamGroup->alienChrTemplates[i];
        cgi->csi->numAlienTeams++;
        if (cgi->csi->numAlienTeams >= MAX_TEAMS_PER_MISSION)
            break;
    }
}

void BATTLE_Start (mission_t* mission, const battleParam_t* battleParameters)
{
    assert(mission->mapDef->mapTheme);

    /* set the mapZone - this allows us to replace the ground texture
     * with the suitable terrain texture - just use tex_terrain/dummy for the
     * brushes you want the terrain textures on
     * @sa R_ModLoadTexinfo */
    cgi->Cvar_Set("sv_mapzone", "%s", battleParameters->zoneType);

    /* do a quicksave */
    cgi->Cmd_ExecuteString("game_quicksave");

    if (mission->crashed)
        cgi->Cvar_Set("sv_hurtaliens", "1");
    else
        cgi->Cvar_Set("sv_hurtaliens", "0");

    cgi->Cvar_Set("r_overridematerial", "");

    /* base attack maps starts with a dot */
    if (mission->mapDef->mapTheme[0] == '.') {
        const base_t* base = mission->data.base;

        if (mission->category != INTERESTCATEGORY_BASE_ATTACK)
            cgi->Com_Printf("Baseattack map on non-baseattack mission! (id=%s, category=%d)\n", mission->id, mission->category);
        /* assemble a random base */
        if (!base)
            cgi->Com_Error(ERR_DROP, "Baseattack map without base!");
        /* base must be under attack and might not have been destroyed in the meantime. */
        char maps[2048];
        char coords[2048];
        B_AssembleMap(maps, sizeof(maps), coords, sizeof(coords), base);
        cgi->Cvar_Set("r_overridematerial", "baseattack");
        cgi->Cbuf_AddText("map %s \"%s\" \"%s\"\n", (GEO_IsNight(base->pos) ? "night" : "day"), maps, coords);

        return;
    }

    /* Set difficulty level for the battle */
    assert(ccs.curCampaign);
    cgi->Cvar_Delete("g_difficulty");
    cgi->Cvar_SetValue("g_difficulty", ccs.curCampaign->difficulty);

    const char* param = battleParameters->param ? battleParameters->param : (const char*)cgi->LIST_GetRandom(mission->mapDef->params);
    cgi->Cbuf_AddText("map %s %s %s\n", (GEO_IsNight(mission->pos) ? "night" : "day"),
        mission->mapDef->mapTheme, param ? param : "");
}

static bool CP_IsAlienTeamForCategory (const alienTeamCategory_t* cat, const interestCategory_t missionCat)
{
    for (int i = 0; i < cat->numMissionCategories; i++) {
        if (missionCat == cat->missionCategories[i])
            return true;
    }

    return false;
}

static void CP_SetAlienTeamByInterest (mission_t* mission, battleParam_t* battleParameters)
{
    const int MAX_AVAILABLE_GROUPS = 4;
    alienTeamGroup_t* availableGroups[MAX_AVAILABLE_GROUPS];
    int numAvailableGroup = 0;

    /* Find all available alien team groups */
    for (int i = 0; i < ccs.numAlienCategories; i++) {
        alienTeamCategory_t* cat = &ccs.alienCategories[i];

        /* Check if this alien team category may be used */
        if (!CP_IsAlienTeamForCategory(cat, mission->category))
            continue;

        /* Find all available team groups for current alien interest
         * use mission->initialOverallInterest and not ccs.overallInterest:
         * the alien team should not change depending on when you encounter it */
        for (int j = 0; j < cat->numAlienTeamGroups; j++) {
            if (cat->alienTeamGroups[j].minInterest <= mission->initialOverallInterest
             && cat->alienTeamGroups[j].maxInterest >= mission->initialOverallInterest)
                availableGroups[numAvailableGroup++] = &cat->alienTeamGroups[j];
        }
    }

    if (!numAvailableGroup) {
        CP_MissionRemove(mission);
        cgi->Com_Error(ERR_DROP, "CP_SetAlienTeamByInterest: no available alien team for mission '%s': interest = %i -- category = %i",
            mission->id, mission->initialOverallInterest, mission->category);
    }

    /* Pick up one group randomly */
    int pick = rand() % numAvailableGroup;

    /* store this group for latter use */
    battleParameters->alienTeamGroup = availableGroups[pick];
}

static bool CP_IsAlienEquipmentSelectable (const mission_t* mission, const equipDef_t* equip, linkedList_t* equipPack)
{
    if (mission->initialOverallInterest > equip->maxInterest || mission->initialOverallInterest < equip->minInterest)
        return false;

    LIST_Foreach(equipPack, const char, name) {
        if (Q_strstart(equip->id, name))
            return true;
    }

    return false;
}

static void CP_SetAlienEquipmentByInterest (const mission_t* mission, linkedList_t* equipPack, battleParam_t* battleParameters)
{
    int i, availableEquipDef = 0;

    /* look for all available fitting alien equipment definitions
     * use mission->initialOverallInterest and not ccs.overallInterest: the alien equipment should not change depending on
     * when you encounter it */
    for (i = 0; i < cgi->csi->numEDs; i++) {
        const equipDef_t* ed = &cgi->csi->eds[i];
        if (CP_IsAlienEquipmentSelectable(mission, ed, equipPack))
            availableEquipDef++;
    }

    cgi->Com_DPrintf(DEBUG_CLIENT, "CP_SetAlienEquipmentByInterest: %i available equipment packs for mission %s\n", availableEquipDef, mission->id);

    if (!availableEquipDef)
        cgi->Com_Error(ERR_DROP, "CP_SetAlienEquipmentByInterest: no available alien equipment for mission '%s'", mission->id);

    /* Choose an alien equipment definition -- between 0 and availableStage - 1 */
    const int randomNum = rand() % availableEquipDef;

    availableEquipDef = 0;
    for (i = 0; i < cgi->csi->numEDs; i++) {
        const equipDef_t* ed = &cgi->csi->eds[i];
        if (CP_IsAlienEquipmentSelectable(mission, ed, equipPack)) {
            if (availableEquipDef == randomNum) {
                Com_sprintf(battleParameters->alienEquipment, sizeof(battleParameters->alienEquipment), "%s", ed->id);
                break;
            }
            availableEquipDef++;
        }
    }
}

static void MIS_CreateAlienTeam (mission_t* mission, battleParam_t* battleParam)
{
    int numAliens;

    assert(mission->posAssigned);

    CP_SetAlienTeamByInterest(mission, battleParam);
    CP_SetAlienEquipmentByInterest(mission, ccs.alienCategories[battleParam->alienTeamGroup->categoryIdx].equipment, battleParam);

    const int min = battleParam->alienTeamGroup->minAlienCount;
    const int max = battleParam->alienTeamGroup->maxAlienCount;
    const int diff = max - min;

    numAliens = min + rand() % (diff + 1);
    numAliens = std::max(1, numAliens);
    if (mission->ufo && mission->ufo->maxTeamSize && numAliens > mission->ufo->maxTeamSize)
        numAliens = mission->ufo->maxTeamSize;
    if (numAliens > mission->mapDef->maxAliens)
        numAliens = mission->mapDef->maxAliens;
    battleParam->aliens = numAliens;
}

static void CP_CreateCivilianTeam (const mission_t* mission, battleParam_t* param)
{
    nation_t* nation;

    assert(mission->posAssigned);

    param->civilians = GEO_GetCivilianNumberByPosition(mission->pos);

    nation = GEO_GetNation(mission->pos);
    param->nation = nation;
    if (mission->mapDef->civTeam != nullptr) {
        Q_strncpyz(param->civTeam, mission->mapDef->civTeam, sizeof(param->civTeam));
    } else if (nation) {
        Q_strncpyz(param->civTeam, nation->id, sizeof(param->civTeam));
    } else {
        Q_strncpyz(param->civTeam, "europe", sizeof(param->civTeam));
    }
}

void CP_CreateBattleParameters (mission_t* mission, battleParam_t* param, const aircraft_t* aircraft)
{
    assert(mission->posAssigned);
    assert(mission->mapDef);

    MIS_CreateAlienTeam(mission, param);
    CP_CreateCivilianTeam(mission, param);

    /* Reset parameters */
    cgi->Free(param->param);
    param->param = nullptr;
    param->retriable = true;

    cgi->Cvar_Set("rm_ufo", "");
    cgi->Cvar_Set("rm_drop", "");
    cgi->Cvar_Set("rm_crashed", "");

    param->mission = mission;
    const byte* color = GEO_GetColor(mission->pos, MAPTYPE_TERRAIN, nullptr);
    param->zoneType = cgi->csi->terrainDefs.getTerrainName(color); /* store to terrain type for texture replacement */
    /* Hack: Alienbase is fully indoors (underground) so no weather effects, maybe this should be a mapdef property? */
    if (mission->category == INTERESTCATEGORY_ALIENBASE)
        cgi->Cvar_Set("r_weather", "0");
    else
        cgi->Cvar_Set("r_weather", "%s", cgi->csi->terrainDefs.getWeather(color));

    /* Is there a UFO to recover ? */
    if (mission->ufo) {
        const aircraft_t* ufo = mission->ufo;
        const char* shortUFOType;
        float ufoCondition;

        if (mission->crashed) {
            shortUFOType = cgi->Com_UFOCrashedTypeToShortName(ufo->getUfoType());
            /* Set random map UFO if this is a random map */
            if (mission->mapDef->mapTheme[0] == '+') {
                /* set battleParameters.param to the ufo type: used for ufocrash random map */
                if (Q_streq(mission->mapDef->id, "ufocrash"))
                    param->param = cgi->PoolStrDup(shortUFOType, cp_campaignPool, 0);
            }
            ufoCondition = frand() * (MAX_CRASHEDUFO_CONDITION - MIN_CRASHEDUFO_CONDITION) + MIN_CRASHEDUFO_CONDITION;
        } else {
            shortUFOType = cgi->Com_UFOTypeToShortName(ufo->getUfoType());
            ufoCondition = 1.0f;
        }

        Com_sprintf(mission->onwin, sizeof(mission->onwin), "ui_push popup_uforecovery \"%s\" \"%s\" \"%s\" \"%s\" %3.2f",
            UFO_GetName(ufo), ufo->id, ufo->model, (mission->crashed ? _("landed") : _("crashed")), ufoCondition);
        /* Set random map UFO if this is a random map */
        if (mission->mapDef->mapTheme[0] == '+' && !cgi->LIST_IsEmpty(mission->mapDef->ufos)) {
            /* set rm_ufo to the ufo type used */
            cgi->Cvar_Set("rm_ufo", "%s", cgi->Com_GetRandomMapAssemblyNameForCraft(shortUFOType));
        }
    }

    /* Set random map aircraft if this is a random map */
    if (mission->mapDef->mapTheme[0] == '+') {
        if (mission->category == INTERESTCATEGORY_RESCUE) {
            cgi->Cvar_Set("rm_crashed", "%s", cgi->Com_GetRandomMapAssemblyNameForCrashedCraft(mission->data.aircraft->id));
        }
        if (cgi->LIST_ContainsString(mission->mapDef->aircraft, aircraft->id))
            cgi->Cvar_Set("rm_drop", "%s", cgi->Com_GetRandomMapAssemblyNameForCraft(aircraft->id));
    }
}

/*====================================
*
* Get information from mission list
*
====================================*/

mission_t* CP_GetMissionByIDSilent (const char* missionId)
{
    if (!missionId)
        return nullptr;

    MIS_Foreach(mission) {
        if (Q_streq(mission->id, missionId))
            return mission;
    }

    return nullptr;
}

mission_t* CP_GetMissionByID (const char* missionId)
{
    mission_t* mission = CP_GetMissionByIDSilent(missionId);

    if (!missionId)
        cgi->Com_Printf("CP_GetMissionByID: missionId was nullptr!\n");
    else if (!mission)
        cgi->Com_Printf("CP_GetMissionByID: Could not find mission %s\n", missionId);

    return mission;
}

mission_t* MIS_GetByIdx (int id)
{
    MIS_Foreach(mission) {
        if (mission->idx == id)
            return mission;
    }

    return nullptr;
}

int MIS_GetIdx (const mission_t* mis)
{
    return mis->idx;
}

const char* MIS_GetName (const mission_t* mission)
{
    assert(mission);

    if (mission->category == INTERESTCATEGORY_RESCUE)
        if (mission->data.aircraft)
            return va(_("Crashed %s"), mission->data.aircraft->name);

    const nation_t* nation = GEO_GetNation(mission->pos);
    switch (mission->stage) {
    case STAGE_TERROR_MISSION:
        if (mission->data.city)
            return va(_("Alien terror in %s"), _(mission->data.city->name));
        else
            return _("Alien terror");
    case STAGE_BASE_ATTACK:
        if (mission->data.base)
            return va(_("Base attacked: %s"), mission->data.base->name);
        else
            return _("Base attack");
    case STAGE_BASE_DISCOVERED:
        if (nation)
            return va(_("Alien base in %s"), _(nation->name));
        else
            return _("Alien base");
    default:
        break;
    }

    /* mission has an ufo */
    if (mission->ufo) {
        /* which is crashed */
        if (mission->crashed)
            return va(_("Crashed %s"), UFO_GetName(mission->ufo));
        /* not crashed but detected */
        if (mission->ufo->detected && mission->ufo->landed)
            return va(_("Landed %s"), UFO_GetName(mission->ufo));
    }

    /* we know nothing about the mission, maybe only it's location */
    if (nation)
        return va(_("Alien activity in %s"), _(nation->name));
    else
        return _("Alien activity");
}

#ifdef DEBUG

static const char* CP_MissionStageToName (const missionStage_t stage)
{
    switch (stage) {
    case STAGE_NOT_ACTIVE:
        return "Not active yet";
    case STAGE_COME_FROM_ORBIT:
        return "UFO coming from orbit";
    case STAGE_RECON_AIR:
        return "Aerial recon underway";
    case STAGE_MISSION_GOTO:
        return "Going to mission position";
    case STAGE_RECON_GROUND:
        return "Ground recon mission underway";
    case STAGE_TERROR_MISSION:
        return "Terror mission underway";
    case STAGE_BUILD_BASE:
        return "Building base";
    case STAGE_BASE_ATTACK:
        return "Attacking a base";
    case STAGE_SUBVERT_GOV:
        return "Subverting a government";
    case STAGE_SUPPLY:
        return "Supplying";
    case STAGE_SPREAD_XVI:
        return "Spreading XVI";
    case STAGE_INTERCEPT:
        return "Intercepting or attacking installation";
    case STAGE_RETURN_TO_ORBIT:
        return "Leaving earth";
    case STAGE_BASE_DISCOVERED:
        return "Base visible";
    case STAGE_HARVEST:
        return "Harvesting";
    case STAGE_OVER:
        return "Mission over";
    }

    /* Can't reach this point */
    return "";
}
#endif

int CP_CountMissionOnGeoscape (void)
{
    int counterVisibleMission = 0;

    MIS_Foreach(mission) {
        if (mission->onGeoscape) {
            counterVisibleMission++;
        }
    }

    return counterVisibleMission;
}


/*====================================
* Functions relative to geoscape
*====================================*/

const char* MIS_GetModel (const mission_t* mission)
{
    /* Mission shouldn't be drawn on geoscape if mapDef is not defined */
    assert(mission->mapDef);

    if (mission->crashed)
        return "geoscape/ufocrash";

    if (mission->mapDef->storyRelated && mission->category != INTERESTCATEGORY_ALIENBASE)
        return "geoscape/icon_story";

    cgi->Com_DPrintf(DEBUG_CLIENT, "Mission is %s, %d\n", mission->id, mission->category);
    switch (mission->category) {
    case INTERESTCATEGORY_RESCUE:
        return "geoscape/icon_rescue";
    case INTERESTCATEGORY_BUILDING:
    case INTERESTCATEGORY_SUBVERT:
        return "geoscape/icon_build_alien_base";
    case INTERESTCATEGORY_ALIENBASE:
        return "geoscape/alienbase";
    case INTERESTCATEGORY_RECON:
        return "geoscape/icon_recon";
    case INTERESTCATEGORY_XVI:
        return "geoscape/icon_xvi";
    case INTERESTCATEGORY_HARVEST:
        return "geoscape/icon_harvest";
    case INTERESTCATEGORY_UFOCARRIER:
        return "geoscape/icon_ufocarrier";
    case INTERESTCATEGORY_TERROR_ATTACK:
        return "geoscape/icon_terror";
    /* Should not be reached, these mission categories are not drawn on geoscape */
    case INTERESTCATEGORY_BASE_ATTACK:
        return "geoscape/base2";
    case INTERESTCATEGORY_SUPPLY:
    case INTERESTCATEGORY_INTERCEPT:
    case INTERESTCATEGORY_INTERCEPTBOMBING:
    case INTERESTCATEGORY_NONE:
    case INTERESTCATEGORY_MAX:
        break;
    }
    cgi->Com_Error(ERR_DROP, "Unknown mission interest category");
}

static missionDetectionStatus_t CP_CheckMissionVisibleOnGeoscape (const mission_t* mission)
{
    /* This function could be called before position of the mission is defined */
    if (!mission->posAssigned)
        return MISDET_CANT_BE_DETECTED;

    if (mission->crashed)
        return MISDET_ALWAYS_DETECTED;

    if (mission->ufo && mission->ufo->detected && mission->ufo->landed)
        return MISDET_ALWAYS_DETECTED;

    if (mission->category == INTERESTCATEGORY_RESCUE)
        return MISDET_ALWAYS_DETECTED;

    switch (mission->stage) {
    case STAGE_TERROR_MISSION:
    case STAGE_BASE_DISCOVERED:
        return MISDET_ALWAYS_DETECTED;
    case STAGE_RECON_GROUND:
    case STAGE_SUBVERT_GOV:
    case STAGE_SPREAD_XVI:
    case STAGE_HARVEST:
        if (RADAR_CheckRadarSensored(mission->pos))
            return MISDET_MAY_BE_DETECTED;
        break;
    case STAGE_COME_FROM_ORBIT:
    case STAGE_MISSION_GOTO:
    case STAGE_INTERCEPT:
    case STAGE_RECON_AIR:
    case STAGE_RETURN_TO_ORBIT:
    case STAGE_NOT_ACTIVE:
    case STAGE_BUILD_BASE:
    case STAGE_BASE_ATTACK:
    case STAGE_OVER:
    case STAGE_SUPPLY:
        break;
    }
    return MISDET_CANT_BE_DETECTED;
}

void CP_MissionRemoveFromGeoscape (mission_t* mission)
{
    if (!mission->onGeoscape && mission->category != INTERESTCATEGORY_BASE_ATTACK)
        return;

    mission->onGeoscape = false;

    /* Notifications */
    GEO_NotifyMissionRemoved(mission);
    AIR_AircraftsNotifyMissionRemoved(mission);
}

static inline messageType_t CP_MissionGetMessageLevel (const mission_t* mission)
{
    switch (mission->stage) {
    case STAGE_BASE_ATTACK:
        return MSG_BASEATTACK;
    case STAGE_TERROR_MISSION:
        return MSG_TERRORSITE;
    default:
        break;
    }

    if (mission->crashed)
        return MSG_CRASHSITE;
    return MSG_STANDARD;
}

static inline const char* CP_MissionGetMessage (const mission_t* mission)
{
    if (mission->category == INTERESTCATEGORY_RESCUE) {
        Com_sprintf(cp_messageBuffer, sizeof(cp_messageBuffer), _("Go on a rescue mission for %s to save your soldiers, some of whom may still be alive."), mission->data.aircraft->name);
    } else {
        const nation_t* nation = GEO_GetNation(mission->pos);
        if (nation)
            Com_sprintf(cp_messageBuffer, sizeof(cp_messageBuffer), _("Alien activity has been detected in %s."), _(nation->name));
        else
            Com_sprintf(cp_messageBuffer, sizeof(cp_messageBuffer), _("Alien activity has been detected."));
    }
    return cp_messageBuffer;
}

void CP_MissionAddToGeoscape (mission_t* mission, bool force)
{
    const missionDetectionStatus_t status = CP_CheckMissionVisibleOnGeoscape(mission);

    /* don't show a mission spawned by a undetected ufo, unless forced : this may be done at next detection stage */
    if (status == MISDET_CANT_BE_DETECTED || (!force && status == MISDET_MAY_BE_DETECTED && mission->ufo && !mission->ufo->detected))
        return;

#ifdef DEBUG
    /* UFO that spawned this mission should be close of mission */
    if (mission->ufo && ((fabs(mission->ufo->pos[0] - mission->pos[0]) > 1.0f) || (fabs(mission->ufo->pos[1] - mission->pos[1]) > 1.0f))) {
        cgi->Com_Printf("Error: mission (stage: %s) spawned is not at the same location as UFO\n", CP_MissionStageToName(mission->stage));
    }
#endif

    /* Notify the player */
    MS_AddNewMessage(_("Notice"), CP_MissionGetMessage(mission), CP_MissionGetMessageLevel(mission));

    mission->onGeoscape = true;
    CP_GameTimeStop();
    GEO_UpdateGeoscapeDock();
}

bool CP_CheckNewMissionDetectedOnGeoscape (void)
{
    /* Probability to detect UFO each DETECTION_INTERVAL
     * This correspond to 40 percents each 30 minutes (coded this way to be able to
     * change DETECTION_INTERVAL without changing the way radar works) */
    const float missionDetectionProbability = 0.000125f * DETECTION_INTERVAL;
    bool newDetection = false;

    MIS_Foreach(mission) {
        const missionDetectionStatus_t status = CP_CheckMissionVisibleOnGeoscape(mission);

        /* only check mission that can be detected, and that are not already detected */
        if (status != MISDET_MAY_BE_DETECTED || mission->onGeoscape)
            continue;

        /* if there is a ufo assigned, it must not be detected */
        assert(!mission->ufo || !mission->ufo->detected);

        if (frand() <= missionDetectionProbability) {
            /* if mission has a UFO, detect the UFO when it takes off */
            if (mission->ufo)
                UFO_DetectNewUFO(mission->ufo);

            /* mission is detected */
            CP_MissionAddToGeoscape(mission, true);

            newDetection = true;
        }
    }
    return newDetection;
}

void CP_UpdateMissionVisibleOnGeoscape (void)
{
    MIS_Foreach(mission) {
        if (mission->onGeoscape && CP_CheckMissionVisibleOnGeoscape(mission) == MISDET_CANT_BE_DETECTED) {
            /* remove a mission when radar is destroyed */
            CP_MissionRemoveFromGeoscape(mission);
        } else if (!mission->onGeoscape && CP_CheckMissionVisibleOnGeoscape(mission) == MISDET_ALWAYS_DETECTED) {
            /* only show mission that are always detected: mission that have a probability to be detected will be
             * tested at next half hour */
            CP_MissionAddToGeoscape(mission, false);
        }
    }
}

void CP_UFORemoveFromGeoscape (mission_t* mission, bool destroyed)
{
    assert(mission->ufo);

    /* UFO is landed even if it's destroyed: crash site mission is spawned */
    mission->ufo->landed = true;

    /* Notications */
    AIR_AircraftsNotifyUFORemoved(mission->ufo, destroyed);
    GEO_NotifyUFORemoved(mission->ufo, destroyed);
    AIRFIGHT_RemoveProjectileAimingAircraft(mission->ufo);

    if (destroyed) {
        /* remove UFO from radar and update idx of ufo in radar array */
        RADAR_NotifyUFORemoved(mission->ufo, true);

        /* Update UFO idx */
        MIS_Foreach(removedMission) {
            if (removedMission->ufo && (removedMission->ufo > mission->ufo))
                removedMission->ufo--;
        }

        UFO_RemoveFromGeoscape(mission->ufo);
        mission->ufo = nullptr;
    } else if (mission->ufo->detected && !RADAR_CheckRadarSensored(mission->ufo->pos)) {
        /* maybe we use a high speed time: UFO was detected, but flied out of radar
         * range since last calculation, and mission is spawned outside radar range */
        RADAR_NotifyUFORemoved(mission->ufo, false);
    }
}


/*====================================
*
* Handling missions
*
*====================================*/

void CP_MissionRemove (mission_t* mission)
{
    /* Destroy UFO */
    if (mission->ufo)
        CP_UFORemoveFromGeoscape(mission, true);        /* for the notifications */

    /* Remove from battle parameters */
    if (mission == ccs.battleParameters.mission)
        ccs.battleParameters.mission = nullptr;

    /* Notifications */
    CP_MissionRemoveFromGeoscape(mission);

    if (!cgi->LIST_Remove(&ccs.missions, mission))
        cgi->Com_Error(ERR_DROP, "CP_MissionRemove: Could not find mission '%s' to remove.\n", mission->id);
}

void CP_MissionDisableTimeLimit (mission_t* mission)
{
    mission->finalDate = DateTime(0, 0);
}

bool CP_CheckMissionLimitedInTime (const mission_t* mission)
{
    return mission->finalDate.getDateAsDays() != 0;
}


/*====================================
*
* Notifications
*
====================================*/

void CP_MissionNotifyBaseDestroyed (const base_t* base)
{
    MIS_Foreach(mission) {
        /* Check if this is a base attack mission attacking this base */
        if (mission->category == INTERESTCATEGORY_BASE_ATTACK && mission->data.base) {
            if (base == mission->data.base) {
                /* Aimed base has been destroyed, abort mission */
                CP_BaseAttackMissionLeave(mission);
            }
        }
    }
}

void CP_MissionNotifyInstallationDestroyed (const installation_t* installation)
{
    MIS_Foreach(mission) {
        if (mission->category == INTERESTCATEGORY_INTERCEPT && mission->data.installation) {
            if (mission->data.installation == installation)
                CP_InterceptMissionLeave(mission, false);
        }
    }
}

/*====================================
*
* Functions common to several mission type
*
====================================*/

static bool CP_MapIsSelectable (const mission_t* mission, const mapDef_t* md, const vec2_t pos)
{
    if (md->storyRelated)
        return false;

    if (!mission->ufo) {
        /* a mission without UFO should not use a map with UFO */
        if (!cgi->LIST_IsEmpty(md->ufos))
            return false;
    } else if (!cgi->LIST_IsEmpty(md->ufos)) {
        /* A mission with UFO should use a map with UFO
         * first check that list is not empty */
        const ufoType_t type = mission->ufo->getUfoType();
        const char* ufoID;

        if (mission->crashed)
            ufoID = cgi->Com_UFOCrashedTypeToShortName(type);
        else
            ufoID = cgi->Com_UFOTypeToShortName(type);

        if (!cgi->LIST_ContainsString(md->ufos, ufoID))
            return false;
    }

    if (pos && !GEO_PositionFitsTCPNTypes(pos, md->terrains, md->cultures, md->populations, nullptr))
        return false;

    return true;
}

bool CP_ChooseMap (mission_t* mission, const vec2_t pos)
{
    if (mission->mapDef)
        return true;

    int countMinimal = 0;   
    int minMapDefAppearance = -1;
    mapDef_t* md = nullptr;
    MapDef_ForeachSingleplayerCampaign(md) {
        /* Check if mission fulfill conditions */
        if (!CP_MapIsSelectable(mission, md, pos))
            continue;

        if (minMapDefAppearance < 0 || md->timesAlreadyUsed < minMapDefAppearance) {
            minMapDefAppearance = md->timesAlreadyUsed;
            countMinimal = 1;
            continue;
        }
        if (md->timesAlreadyUsed > minMapDefAppearance)
            continue;
        countMinimal++;
    }

    if (countMinimal == 0) {
        /* no map fulfill the conditions */
        if (mission->category == INTERESTCATEGORY_RESCUE) {
            /* default map for rescue mission is the rescue random map assembly */
            mission->mapDef = cgi->Com_GetMapDefinitionByID("rescue");
            if (!mission->mapDef)
                cgi->Com_Error(ERR_DROP, "Could not find mapdef: rescue");
            mission->mapDef->timesAlreadyUsed++;
            return true;
        }
        if (mission->crashed) {
            /* default map for crashsite mission is the crashsite random map assembly */
            mission->mapDef = cgi->Com_GetMapDefinitionByID("ufocrash");
            if (!mission->mapDef)
                cgi->Com_Error(ERR_DROP, "Could not find mapdef: ufocrash");
            mission->mapDef->timesAlreadyUsed++;
            return true;
        }

        cgi->Com_Printf("CP_ChooseMap: Could not find map with required conditions:\n");
        cgi->Com_Printf("  ufo: %s -- pos: ", mission->ufo ? cgi->Com_UFOTypeToShortName(mission->ufo->getUfoType()) : "none");
        if (pos)
            cgi->Com_Printf("%s", MapIsWater(GEO_GetColor(pos, MAPTYPE_TERRAIN, nullptr)) ? " (in water) " : "");
        if (pos)
            cgi->Com_Printf("(%.02f, %.02f)\n", pos[0], pos[1]);
        else
            cgi->Com_Printf("none\n");
        return false;
    }

    /* select a map randomly from the selected */
    int randomNum = rand() % countMinimal;
    md = nullptr;
    MapDef_ForeachSingleplayerCampaign(md) {
        /* Check if mission fulfill conditions */
        if (!CP_MapIsSelectable(mission, md, pos))
            continue;
        if (md->timesAlreadyUsed > minMapDefAppearance)
            continue;
        /* There shouldn't be mission fulfilling conditions used less time than minMissionAppearance */
        assert(md->timesAlreadyUsed == minMapDefAppearance);

        if (randomNum == 0) {
            mission->mapDef = md;
            break;
        } else {
            randomNum--;
        }
    }

    /* A mission must have been selected */
    mission->mapDef->timesAlreadyUsed++;
    if (cp_missiontest->integer)
        cgi->Com_Printf("Selected map '%s' (among %i possible maps)\n", mission->mapDef->id, countMinimal);
    else
        cgi->Com_DPrintf(DEBUG_CLIENT, "Selected map '%s' (among %i possible maps)\n", mission->mapDef->id, countMinimal);

    return true;
}

void CP_MissionStageEnd (const campaign_t* campaign, mission_t* mission)
{
    cgi->Com_DPrintf(DEBUG_CLIENT, "Ending mission category %i, stage %i (time: %i day, %i sec)\n",
        mission->category, mission->stage, ccs.date.getDateAsDays(), ccs.date.getTimeAsSeconds());

    /* Crash mission is on the map for too long: aliens die or go away. End mission */
    if (mission->crashed) {
        CP_MissionIsOver(mission);
        return;
    }

    switch (mission->category) {
    case INTERESTCATEGORY_RECON:
        CP_ReconMissionNextStage(mission);
        break;
    case INTERESTCATEGORY_TERROR_ATTACK:
        CP_TerrorMissionNextStage(mission);
        break;
    case INTERESTCATEGORY_BASE_ATTACK:
        CP_BaseAttackMissionNextStage(mission);
        break;
    case INTERESTCATEGORY_BUILDING:
    case INTERESTCATEGORY_SUBVERT:
        CP_BuildBaseMissionNextStage(campaign, mission);
        break;
    case INTERESTCATEGORY_SUPPLY:
        CP_SupplyMissionNextStage(mission);
        break;
    case INTERESTCATEGORY_XVI:
        CP_XVIMissionNextStage(mission);
        break;
    case INTERESTCATEGORY_INTERCEPT:
    case INTERESTCATEGORY_INTERCEPTBOMBING:
        CP_InterceptNextStage(mission);
        break;
    case INTERESTCATEGORY_HARVEST:
        CP_HarvestMissionNextStage(mission);
        break;
    case INTERESTCATEGORY_RESCUE:
        CP_RescueNextStage(mission);
        break;
    case INTERESTCATEGORY_UFOCARRIER:
        CP_UFOCarrierNextStage(mission);
        break;
    case INTERESTCATEGORY_ALIENBASE:
    case INTERESTCATEGORY_NONE:
    case INTERESTCATEGORY_MAX:
        cgi->Com_Printf("CP_MissionStageEnd: Invalid type of mission (%i), remove mission '%s'\n", mission->category, mission->id);
        CP_MissionRemove(mission);
    }
}

void CP_MissionIsOver (mission_t* mission)
{
    switch (mission->category) {
    case INTERESTCATEGORY_RECON:
        CP_ReconMissionIsFailure(mission);
        break;
    case INTERESTCATEGORY_TERROR_ATTACK:
        CP_TerrorMissionIsFailure(mission);
        break;
    case INTERESTCATEGORY_BASE_ATTACK:
        if (mission->stage <= STAGE_BASE_ATTACK)
            CP_BaseAttackMissionIsFailure(mission);
        else
            CP_BaseAttackMissionIsSuccess(mission);
        break;
    case INTERESTCATEGORY_BUILDING:
    case INTERESTCATEGORY_SUBVERT:
        if (mission->stage <= STAGE_BUILD_BASE)
            CP_BuildBaseMissionIsFailure(mission);
        else
            CP_BuildBaseMissionIsSuccess(mission);
        break;
    case INTERESTCATEGORY_SUPPLY:
        if (mission->stage <= STAGE_SUPPLY)
            CP_SupplyMissionIsFailure(mission);
        else
            CP_SupplyMissionIsSuccess(mission);
        break;
    case INTERESTCATEGORY_XVI:
        if (mission->stage <= STAGE_SPREAD_XVI)
            CP_XVIMissionIsFailure(mission);
        else
            CP_XVIMissionIsSuccess(mission);
        break;
    case INTERESTCATEGORY_INTERCEPT:
    case INTERESTCATEGORY_INTERCEPTBOMBING:
        if (mission->stage <= STAGE_INTERCEPT)
            CP_InterceptMissionIsFailure(mission);
        else
            CP_InterceptMissionIsSuccess(mission);
        break;
    case INTERESTCATEGORY_HARVEST:
        CP_HarvestMissionIsFailure(mission);
        break;
    case INTERESTCATEGORY_ALIENBASE:
        CP_BuildBaseMissionBaseDestroyed(mission);
        break;
    case INTERESTCATEGORY_RESCUE:
        CP_MissionRemove(mission);
        break;
    case INTERESTCATEGORY_UFOCARRIER:
    case INTERESTCATEGORY_NONE:
    case INTERESTCATEGORY_MAX:
        cgi->Com_Printf("CP_MissionIsOver: Invalid type of mission (%i), remove mission\n", mission->category);
        CP_MissionRemove(mission);
        break;
    }
}

void CP_MissionIsOverByUFO (aircraft_t* ufocraft)
{
    assert(ufocraft->mission);
    CP_MissionIsOver(ufocraft->mission);
}

void CP_MissionEndActions (mission_t* mission, aircraft_t* aircraft, bool won)
{
    /* handle base attack mission */
    if (mission->stage == STAGE_BASE_ATTACK) {
        if (won) {
            /* fake an aircraft return to collect goods and aliens */
            B_DumpAircraftToHomeBase(aircraft);

            Com_sprintf(cp_messageBuffer, sizeof(cp_messageBuffer), _("Defence of base: %s successful!"),
                    aircraft->homebase->name);
            MS_AddNewMessage(_("Notice"), cp_messageBuffer);
            CP_BaseAttackMissionIsFailure(mission);
        } else
            CP_BaseAttackMissionDestroyBase(mission);

        return;
    }

    if (mission->category == INTERESTCATEGORY_RESCUE) {
        CP_EndRescueMission(mission, aircraft, won);
    }

    AIR_AircraftReturnToBase(aircraft);
    if (won)
        CP_MissionIsOver(mission);
}

void CP_MissionEnd (const campaign_t* campaign, mission_t* mission, const battleParam_t* battleParameters, bool won)
{
    base_t* base;
    aircraft_t* aircraft;
    int numberOfSoldiers = 0; /* DEBUG */

    if (mission->stage == STAGE_BASE_ATTACK) {
        base = mission->data.base;
        assert(base);
        /* HACK */
        aircraft = base->aircraftCurrent;
    } else {
        aircraft = GEO_GetMissionAircraft();
        base = aircraft->homebase;
    }

    /* add the looted goods to base storage and market */
    base->storage = ccs.eMission;

    won ? ccs.campaignStats.missionsWon++ : ccs.campaignStats.missionsLost++;

    CP_HandleNationData(campaign->minhappiness, mission, battleParameters->nation, &(mission->missionResults), won);
    CP_CheckLostCondition(campaign);

    /* update the character stats */
    CHAR_UpdateData(ccs.updateCharacters);
    cgi->LIST_Delete(&ccs.updateCharacters);

    /* update stats */
    CHAR_UpdateStats(base, aircraft);

    E_Foreach(EMPL_SOLDIER, employee) {
        if (AIR_IsEmployeeInAircraft(employee, aircraft))
            numberOfSoldiers++;

        if (employee->isHiredInBase(base) && (employee->chr.HP <= 0))
            E_DeleteEmployee(employee);
    }
    cgi->Com_DPrintf(DEBUG_CLIENT, "CP_MissionEnd - num %i\n", numberOfSoldiers);

    CP_ExecuteMissionTrigger(mission, won);
    CP_MissionEndActions(mission, aircraft, won);
}

bool CP_CheckNextStageDestination (const campaign_t* campaign, aircraft_t* ufocraft)
{
    mission_t* mission;

    mission = ufocraft->mission;
    assert(mission);

    switch (mission->stage) {
    case STAGE_COME_FROM_ORBIT:
    case STAGE_MISSION_GOTO:
        CP_MissionStageEnd(campaign, mission);
        return false;
    case STAGE_RETURN_TO_ORBIT:
        CP_MissionStageEnd(campaign, mission);
        return true;
    default:
        /* Do nothing */
        return false;
    }
}

void CP_UFOProceedMission (const campaign_t* campaign, aircraft_t* ufo)
{
    /* Every UFO on geoscape must have a mission assigned */
    assert(ufo->mission);

    if (ufo->mission->category == INTERESTCATEGORY_INTERCEPT && !ufo->mission->data.aircraft) {
        const int slotIndex = AIRFIGHT_ChooseWeapon(ufo->weapons, ufo->maxWeapons, ufo->pos, ufo->pos);
        /* This is an Intercept mission where UFO attacks aircraft (not installations) */
        /* Keep on looking targets until mission is over, unless no more ammo */
        ufo->status = AIR_TRANSIT;
        if (slotIndex != AIRFIGHT_WEAPON_CAN_NEVER_SHOOT)
            UFO_SetRandomDest(ufo);
        else
            CP_MissionStageEnd(campaign, ufo->mission);
    } else if (ufo->mission->stage < STAGE_MISSION_GOTO ||
        ufo->mission->stage >= STAGE_RETURN_TO_ORBIT) {
        UFO_SetRandomDest(ufo);
    } else {
        UFO_SendToDestination(ufo, ufo->mission->pos);
    }
}

void CP_SpawnCrashSiteMission (aircraft_t* ufo)
{
    /* How long the crash mission will stay before aliens leave / die */
    const DateTime minCrashDelay(7, 0);
    const DateTime maxCrashDelay(14, 0);
    mission_t* mission;

    mission = ufo->mission;
    if (!mission)
        cgi->Com_Error(ERR_DROP, "CP_SpawnCrashSiteMission: No mission correspond to ufo '%s'", ufo->id);

    mission->crashed = true;

    /* Reset mapDef. CP_ChooseMap don't overwrite if set */
    mission->mapDef = nullptr;
    if (!CP_ChooseMap(mission, ufo->pos)) {
        cgi->Com_Printf("CP_SpawnCrashSiteMission: No map found, remove mission.\n");
        CP_MissionRemove(mission);
        return;
    }

    Vector2Copy(ufo->pos, mission->pos);
    mission->posAssigned = true;

    mission->finalDate = ccs.date + Date_Random(minCrashDelay, maxCrashDelay);
    /* ufo becomes invisible on geoscape, but don't remove it from ufo global array
     * (may be used to know what items are collected from battlefield)*/
    CP_UFORemoveFromGeoscape(mission, false);
    /* mission appear on geoscape, player can go there */
    CP_MissionAddToGeoscape(mission, false);
}


void CP_SpawnRescueMission (aircraft_t* aircraft, aircraft_t* ufo)
{
    mission_t* mission;
    mission_t* oldMission;
    int survivors = 0;

    /* Handle events about crash */
    /* Do this first, if noone survived the crash => no mission to spawn */

    bool pilotSurvived = AIR_PilotSurvivedCrash(aircraft);
    if (!pilotSurvived) {
        Employee* pilot = AIR_GetPilot(aircraft);
        E_DeleteEmployee(pilot);
    }

    LIST_Foreach(aircraft->acTeam, Employee, employee) {
#if 0
        const character_t* chr = &employee->chr;
        const chrScoreGlobal_t* score = &chr->score;
        E_DeleteEmployee(employee);
#else
        (void)employee;
#endif
        survivors++;
    }

    aircraft->status = AIR_CRASHED;

    /* after we set this to AIR_CRASHED we can get the next 'valid'
     * aircraft to correct the pointer in the homebase */
    if (aircraft->homebase->aircraftCurrent == aircraft)
        aircraft->homebase->aircraftCurrent = AIR_GetFirstFromBase(aircraft->homebase);

    /* a crashed aircraft is no longer using capacity of the hangars */
    const baseCapacities_t capType = AIR_GetHangarCapacityType(aircraft);
    if (capType != MAX_CAP)
        CAP_AddCurrent(aircraft->homebase, capType, -1);

    if (GEO_IsAircraftSelected(aircraft))
        GEO_SetSelectedAircraft(nullptr);

    /* Check if ufo was destroyed too */
    if (!ufo) {
        cgi->Com_Printf("CP_SpawnRescueMission: UFO was also destroyed.\n");
        AIR_DestroyAircraft(aircraft, pilotSurvived);
        return;
    }

    if (survivors == 0) {
        AIR_DestroyAircraft(aircraft, pilotSurvived);
        return;
    }

    /* create the mission */
    mission = CP_CreateNewMission(INTERESTCATEGORY_RESCUE, true);
    if (!mission)
        cgi->Com_Error(ERR_DROP, "CP_SpawnRescueMission: mission could not be created");

    /* Reset mapDef. CP_ChooseMap don't overwrite if set */
    mission->mapDef = nullptr;
    if (!CP_ChooseMap(mission, aircraft->pos)) {
        cgi->Com_Printf("CP_SpawnRescueMission: Cannot set mapDef for mission %s, removing.\n", mission->id);
        CP_MissionRemove(mission);
        return;
    }

    mission->data.aircraft = aircraft;

    /* UFO drops it's previous mission and goes for the crashed aircraft */
    oldMission = ufo->mission;
    oldMission->ufo = nullptr;
    ufo->mission = mission;
    CP_MissionRemove(oldMission);

    mission->ufo = ufo;
    mission->stage = STAGE_MISSION_GOTO;
    Vector2Copy(aircraft->pos, mission->pos);

    /* Stage will finish when UFO arrives at destination */
    CP_MissionDisableTimeLimit(mission);
}

/*====================================
*
* Spawn new missions
*
====================================*/

static bool MIS_IsSpawnedFromGround (const mission_t* mission)
{
    assert(mission);

    switch (mission->category) {
    /* missions can't be spawned from ground */
    case INTERESTCATEGORY_BUILDING:
    case INTERESTCATEGORY_SUBVERT:
    case INTERESTCATEGORY_SUPPLY:
    case INTERESTCATEGORY_INTERCEPT:
    case INTERESTCATEGORY_INTERCEPTBOMBING:
    case INTERESTCATEGORY_HARVEST:
        return false;
    /* missions can be spawned from ground */
    case INTERESTCATEGORY_RECON:
    case INTERESTCATEGORY_TERROR_ATTACK:
    case INTERESTCATEGORY_BASE_ATTACK:
    case INTERESTCATEGORY_XVI:
        break;
    /* missions not spawned this way */
    case INTERESTCATEGORY_ALIENBASE:
    case INTERESTCATEGORY_UFOCARRIER:
    case INTERESTCATEGORY_RESCUE:
    case INTERESTCATEGORY_NONE:
    case INTERESTCATEGORY_MAX:
        cgi->Com_Error(ERR_DROP, "MIS_IsSpawnedFromGround: Wrong mission category %i", mission->category);
    }

    /* Roll the random number */
    const float XVI_PARAM = 10.0f;      
    float groundProbability;
    float randNumber = frand();

    /* The higher the XVI rate, the higher the probability to have a mission spawned from ground */
    groundProbability = 1.0f - exp(-CP_GetAverageXVIRate() / XVI_PARAM);
    groundProbability = std::max(0.1f, groundProbability);

    return randNumber < groundProbability;
}

bool CP_MissionBegin (mission_t* mission)
{
    mission->stage = STAGE_COME_FROM_ORBIT;

    if (MIS_IsSpawnedFromGround(mission)) {
        mission->ufo = nullptr;
        /* Mission starts from ground: no UFO. Go to next stage on next frame (skip UFO arrives on earth) */
        mission->finalDate = ccs.date;
    } else {
        ufoType_t ufoType = CP_MissionChooseUFO(mission);
        if (ufoType == UFO_NONE) {
            CP_MissionRemove(mission);
            return false;
        }
        mission->ufo = UFO_AddToGeoscape(ufoType, nullptr, mission);
        if (!mission->ufo) {
            cgi->Com_Printf("CP_MissionBegin: Could not add UFO '%s', remove mission %s\n",
                cgi->Com_UFOTypeToShortName(ufoType), mission->id);
            CP_MissionRemove(mission);
            return false;
        }
        /* Stage will finish when UFO arrives at destination */
        CP_MissionDisableTimeLimit(mission);
    }

    mission->idx = ++ccs.campaignStats.missions;
    return true;
}

ufoType_t CP_MissionChooseUFO (const mission_t* mission)
{
    ufoType_t ufoTypes[UFO_MAX];
    int numTypes = 0;

    switch (mission->category) {
    case INTERESTCATEGORY_RECON:
        numTypes = UFO_GetAvailableUFOsForMission(mission->category, ufoTypes);
        break;
    case INTERESTCATEGORY_TERROR_ATTACK:
        numTypes = UFO_GetAvailableUFOsForMission(mission->category, ufoTypes);
        break;
    case INTERESTCATEGORY_BASE_ATTACK:
        numTypes = UFO_GetAvailableUFOsForMission(mission->category, ufoTypes);
        break;
    case INTERESTCATEGORY_BUILDING:
    case INTERESTCATEGORY_SUBVERT:
        if (CP_BasemissionIsSubvertingGovernmentMission(mission)) {
            /* This is a subverting government mission */
            numTypes = UFO_GetAvailableUFOsForMission(INTERESTCATEGORY_SUBVERT, ufoTypes);
        } else {
            /* This is a Building base mission */
            numTypes = UFO_GetAvailableUFOsForMission(INTERESTCATEGORY_BUILDING, ufoTypes);
        }
        break;
    case INTERESTCATEGORY_SUPPLY:
        numTypes = UFO_GetAvailableUFOsForMission(mission->category, ufoTypes);
        break;
    case INTERESTCATEGORY_XVI:
        numTypes = UFO_GetAvailableUFOsForMission(mission->category, ufoTypes);
        break;
    case INTERESTCATEGORY_INTERCEPT:
    case INTERESTCATEGORY_INTERCEPTBOMBING:
        numTypes = UFO_GetAvailableUFOsForMission(mission->category, ufoTypes);
        break;
    case INTERESTCATEGORY_HARVEST:
        numTypes = UFO_GetAvailableUFOsForMission(mission->category, ufoTypes);
        break;
    case INTERESTCATEGORY_ALIENBASE:
        /* can't be spawned: alien base is the result of base building mission */
    case INTERESTCATEGORY_UFOCARRIER:
    case INTERESTCATEGORY_RESCUE:
    case INTERESTCATEGORY_NONE:
    case INTERESTCATEGORY_MAX:
        cgi->Com_Error(ERR_DROP, "CP_MissionChooseUFO: Wrong mission category %i", mission->category);
    }

    const short ufoIdsNum = cgi->Com_GetUFOIdsNum();
    if (numTypes > ufoIdsNum)
        cgi->Com_Error(ERR_DROP, "CP_MissionChooseUFO: Too many values UFOs (%i/%i)", numTypes, ufoIdsNum);

    if (numTypes <= 0)
        return UFO_NONE;

    /* Roll the random number */
    const float randNumber = frand();

    /* If we reached this point, then mission will be spawned from space: choose UFO */
    int idx = (int) (numTypes * randNumber);
    if (idx >= numTypes) {
        idx = numTypes -1;
    }

    return ufoTypes[idx];
}

static inline void CP_SetMissionName (mission_t* mission)
{
    int num = 0;

    do {
        Com_sprintf(mission->id, sizeof(mission->id), "cat%i_interest%i_%i",
            mission->category, mission->initialOverallInterest, num);

        /* if mission list is empty, the id is unique for sure */
        if (cgi->LIST_IsEmpty(ccs.missions))
            return;

        /* check whether a mission with the same id already exists in the list
         * if so, generate a new name by using an increased num values - otherwise
         * just use the mission->id we just stored - it should be unique now */
        if (!CP_GetMissionByIDSilent(mission->id))
            break;

        num++;
    } while (num); /* fake condition */
}

mission_t* CP_CreateNewMission (interestCategory_t category, bool beginNow)
{
    mission_t mission;
    const DateTime minNextSpawningDate(0, 0);
    const DateTime maxNextSpawningDate(3, 0);   /* Delay between 2 mission spawning */

    /* Some event are non-occurrence */
    if (category <= INTERESTCATEGORY_NONE || category >= INTERESTCATEGORY_MAX)
        return nullptr;

    OBJZERO(mission);

    /* First fill common datas between all type of missions */
    mission.category = category;
    mission.initialOverallInterest = ccs.overallInterest;
    mission.initialIndividualInterest = ccs.interest[category];
    mission.stage = STAGE_NOT_ACTIVE;
    mission.ufo = nullptr;
    if (beginNow)
        mission.startDate = ccs.date;
    else
        mission.startDate = ccs.date + Date_Random(minNextSpawningDate, maxNextSpawningDate);
    mission.finalDate = mission.startDate;
    mission.idx = ++ccs.campaignStats.missions;

    CP_SetMissionName(&mission);

    /* Handle mission specific, spawn-time routines */
    if (mission.category == INTERESTCATEGORY_BUILDING)
        CP_BuildBaseMissionOnSpawn();
    else if (mission.category == INTERESTCATEGORY_BASE_ATTACK)
        CP_BaseAttackMissionOnSpawn();
    else if (mission.category == INTERESTCATEGORY_TERROR_ATTACK)
        CP_TerrorMissionOnSpawn();

    /* Add mission to global array */
    return &LIST_Add(&ccs.missions, mission);
}

static interestCategory_t CP_SelectNewMissionType (void)
{
    int sum = 0;
    int i, randomNumber;

    for (i = 0; i < INTERESTCATEGORY_MAX; i++)
        sum += ccs.interest[i];

    randomNumber = (int) (frand() * (float) sum);

    for (i = 0; randomNumber >= 0; i++)
        randomNumber -= ccs.interest[i];

    return (interestCategory_t)(i - 1);
}

void CP_SpawnNewMissions (void)
{
    int spawn_delay = DELAY_BETWEEN_MISSION_SPAWNING;
    ccs.lastMissionSpawnedDelay++;

    /* Halve the spawn delay in the early game so players see UFOs and get right into action */
    if (ccs.overallInterest < EARLY_UFO_RUSH_INTEREST) {
        spawn_delay = (int) (spawn_delay / 3);
    }

    if (ccs.lastMissionSpawnedDelay > spawn_delay) {
        float nonOccurrence;
        /* Select the amount of missions that will be spawned in the next cycle. */

        /* Each mission has a certain probability to not occur. This provides some randomness to the mission density.
         * However, once the campaign passes a certain point, this effect rapidly diminishes. This means that by the
         * end of the game, ALL missions will spawn, quickly overrunning the player. */
        if (ccs.overallInterest > FINAL_OVERALL_INTEREST)
            nonOccurrence = ccs.curCampaign->ufoReductionRate / pow(((ccs.overallInterest - FINAL_OVERALL_INTEREST / 30) + 1.0f), 2);
        else
            nonOccurrence = ccs.curCampaign->ufoReductionRate;

        /* Increase the alien's interest in supplying their bases for this cycle.
         * The more bases, the greater their interest in supplying them. */
        INT_ChangeIndividualInterest(AB_GetAlienBaseNumber() * 0.1f, INTERESTCATEGORY_SUPPLY);

        /* Calculate the amount of missions to be spawned this cycle.
         * Note: This is a function over css.overallInterest. It looks like this:
         * http://www.wolframalpha.com/input/?i=Plot%5B40%2B%285-40%29%2A%28%28x-1000%29%2F%2820-1000%29%29%5E2%2C+%7Bx%2C+0%2C+1100%7D%5D
         */
        int newMissionNum = (int) (ccs.curCampaign->maxMissions + (ccs.curCampaign->minMissions - ccs.curCampaign->maxMissions) * pow(float((ccs.overallInterest - FINAL_OVERALL_INTEREST) / (ccs.curCampaign->initialInterest - FINAL_OVERALL_INTEREST)), 2));
        cgi->Com_DPrintf(DEBUG_CLIENT, "interest = %d, new missions = %d\n", ccs.overallInterest, newMissionNum);
        for (int i = 0; i < newMissionNum; i++) {
            if (frand() > nonOccurrence) {
                const interestCategory_t type = CP_SelectNewMissionType();
                CP_CreateNewMission(type, false);
            }
        }

        ccs.lastMissionSpawnedDelay -= spawn_delay;
    }
}

void CP_InitializeSpawningDelay (void)
{
    ccs.lastMissionSpawnedDelay = DELAY_BETWEEN_MISSION_SPAWNING;

    ccs.missionSpawnCallback();
}


/*====================================
*
* Debug functions
*
====================================*/

#ifdef DEBUG

static void MIS_SpawnNewMissions_f (void)
{
    interestCategory_t category;
    int type = 0;

    if (cgi->Cmd_Argc() < 2) {
        cgi->Com_Printf("Usage: %s <category> [<type>]\n", cgi->Cmd_Argv(0));
        for (int i = INTERESTCATEGORY_RECON; i < INTERESTCATEGORY_MAX; i++) {
            category = (interestCategory_t)i;
            cgi->Com_Printf("...%i: %s", category, INT_InterestCategoryToName(category));
            if (category == INTERESTCATEGORY_RECON)
                cgi->Com_Printf(" <0:Random, 1:Aerial, 2:Ground>");
            else if (category == INTERESTCATEGORY_BUILDING)
                cgi->Com_Printf(" <0:Subverse Government, 1:Build Base>");
            else if (category == INTERESTCATEGORY_INTERCEPT)
                cgi->Com_Printf(" <0:Intercept aircraft, 1:Attack installation>");
            cgi->Com_Printf("\n");
        }
        return;
    }

    if (cgi->Cmd_Argc() >= 3)
        type = atoi(cgi->Cmd_Argv(2));

    category = (interestCategory_t)atoi(cgi->Cmd_Argv(1));

    if (category == INTERESTCATEGORY_MAX)
        return;

    if (category == INTERESTCATEGORY_ALIENBASE) {
        /* spawning an alien base is special */
        vec2_t pos;
        alienBase_t* base;
        AB_SetAlienBasePosition(pos);               /* get base position */
        base = AB_BuildBase(pos);                   /* build base */
        if (!base) {
            cgi->Com_Printf("CP_BuildBaseSetUpBase: could not create base\n");
            return;
        }
        CP_SpawnAlienBaseMission(base);             /* make base visible */
        return;
    } else if (category == INTERESTCATEGORY_RESCUE) {
        const base_t* base = B_GetFoundedBaseByIDX(0);
        aircraft_t* aircraft;
        if (!base) {
            cgi->Com_Printf("No base yet\n");
            return;
        }

        aircraft = AIR_GetFirstFromBase(base);
        if (!aircraft) {
            cgi->Com_Printf("No aircraft in base\n");
            return;
        }
        CP_SpawnRescueMission(aircraft, nullptr);
        return;
    }

    mission_t* mission = CP_CreateNewMission(category, true);
    if (!mission) {
        cgi->Com_Printf("CP_SpawnNewMissions_f: Could not add mission, abort\n");
        return;
    }

    if (type) {
        switch (category) {
        case INTERESTCATEGORY_RECON:
            /* Start mission */
            if (!CP_MissionBegin(mission))
                return;
            if (type == 1 && mission->ufo)
                /* Aerial mission */
                CP_ReconMissionAerial(mission);
            else
                /* This is a ground mission */
                CP_ReconMissionGroundGo(mission);
            break;
        case INTERESTCATEGORY_BUILDING:
            if (type == 1)
                mission->initialOverallInterest = ccs.curCampaign->alienBaseInterest + 1;
            break;
        case INTERESTCATEGORY_INTERCEPT:
            /* Start mission */
            if (!CP_MissionBegin(mission))
                return;
            if (type == 1) {
                ufoType_t ufoType = UFO_GetOneAvailableUFOForMission(INTERESTCATEGORY_INTERCEPTBOMBING);    /* the first one will do */
                mission->ufo->setUfoType(ufoType);
                CP_InterceptGoToInstallation(mission);
            } else {
                CP_InterceptAircraftMissionSet(mission);
            }
            break;
        default:
            cgi->Com_Printf("Type is not implemented for this category.\n");
        }
    }
    cgi->Com_Printf("Spawned mission with id '%s'\n", mission->id);
}

static void MIS_MissionSetMap_f (void)
{
    mapDef_t* mapDef;
    mission_t* mission;
    if (cgi->Cmd_Argc() < 3) {
        cgi->Com_Printf("Usage: %s <missionid> <mapdef>\n", cgi->Cmd_Argv(0));
        return;
    }
    mission = CP_GetMissionByID(cgi->Cmd_Argv(1));
    mapDef = cgi->Com_GetMapDefinitionByID(cgi->Cmd_Argv(2));
    if (mapDef == nullptr) {
        cgi->Com_Printf("Could not find mapdef for %s\n", cgi->Cmd_Argv(2));
        return;
    }
    mission->mapDef = mapDef;
}

static void MIS_MissionList_f (void)
{
    bool noMission = true;

    MIS_Foreach(mission) {
        cgi->Com_Printf("mission: '%s'\n", mission->id);
        cgi->Com_Printf("...category %i. '%s' -- stage %i. '%s'\n", mission->category,
            INT_InterestCategoryToName(mission->category), mission->stage, CP_MissionStageToName(mission->stage));
        cgi->Com_Printf("...mapDef: '%s'\n", mission->mapDef ? mission->mapDef->id : "No mapDef defined");
        cgi->Com_Printf("...start (day = %i, sec = %i), ends (day = %i, sec = %i)\n",
            mission->startDate.getDateAsDays(), mission->startDate.getTimeAsSeconds(), mission->finalDate.getDateAsDays(), mission->finalDate.getTimeAsSeconds());
        cgi->Com_Printf("...pos (%.02f, %.02f)%s -- mission %son Geoscape\n", mission->pos[0], mission->pos[1], mission->posAssigned ? "(assigned Pos)" : "", mission->onGeoscape ? "" : "not ");
        if (mission->ufo)
            cgi->Com_Printf("...UFO: %s (%i/%i)\n", mission->ufo->id, (int) (mission->ufo - ccs.ufos), ccs.numUFOs - 1);
        else
            cgi->Com_Printf("...UFO: no UFO\n");
        noMission = false;
    }
    if (noMission)
        cgi->Com_Printf("No mission currently in game.\n");
}

static void MIS_DeleteMissions_f (void)
{
    MIS_Foreach(mission) {
        CP_MissionRemove(mission);
    }

    if (ccs.numUFOs != 0) {
        cgi->Com_Printf("CP_DeleteMissions_f: Error, there are still %i UFO in game afer removing all missions. Force removal.\n", ccs.numUFOs);
        while (ccs.numUFOs)
            UFO_RemoveFromGeoscape(ccs.ufos);
    }
}

static void MIS_DeleteMission_f (void)
{
    mission_t* mission;

    if (cgi->Cmd_Argc() < 2) {
        cgi->Com_Printf("Usage: %s <missionid>\n", cgi->Cmd_Argv(0));
        return;
    }
    mission = CP_GetMissionByID(cgi->Cmd_Argv(1));

    if (!mission)
        return;

    CP_MissionRemove(mission);
}
#endif

bool MIS_SaveXML (xmlNode_t* parent)
{
    xmlNode_t* missionsNode = cgi->XML_AddNode(parent, SAVE_MISSIONS);

    cgi->Com_RegisterConstList(saveInterestConstants);
    cgi->Com_RegisterConstList(saveMissionConstants);
    MIS_Foreach(mission) {
        xmlNode_t* missionNode = cgi->XML_AddNode(missionsNode, SAVE_MISSIONS_MISSION);

        cgi->XML_AddInt(missionNode, SAVE_MISSIONS_MISSION_IDX, mission->idx);
        cgi->XML_AddString(missionNode, SAVE_MISSIONS_ID, mission->id);
        if (mission->mapDef)
            cgi->XML_AddString(missionNode, SAVE_MISSIONS_MAPDEF_ID, mission->mapDef->id);
        cgi->XML_AddBool(missionNode, SAVE_MISSIONS_ACTIVE, mission->active);
        cgi->XML_AddBool(missionNode, SAVE_MISSIONS_POSASSIGNED, mission->posAssigned);
        cgi->XML_AddBool(missionNode, SAVE_MISSIONS_CRASHED, mission->crashed);
        cgi->XML_AddString(missionNode, SAVE_MISSIONS_ONWIN, mission->onwin);
        cgi->XML_AddString(missionNode, SAVE_MISSIONS_ONLOSE, mission->onlose);
        cgi->XML_AddString(missionNode, SAVE_MISSIONS_CATEGORY, cgi->Com_GetConstVariable(SAVE_INTERESTCAT_NAMESPACE, mission->category));
        cgi->XML_AddString(missionNode, SAVE_MISSIONS_STAGE, cgi->Com_GetConstVariable(SAVE_MISSIONSTAGE_NAMESPACE, mission->stage));
        switch (mission->category) {
        case INTERESTCATEGORY_BASE_ATTACK:
            if (mission->stage == STAGE_MISSION_GOTO || mission->stage == STAGE_BASE_ATTACK) {
                const base_t* base = mission->data.base;
                /* save IDX of base under attack if required */
                cgi->XML_AddShort(missionNode, SAVE_MISSIONS_BASEINDEX, base->idx);
            }
            break;
        case INTERESTCATEGORY_INTERCEPT:
            if (mission->stage == STAGE_MISSION_GOTO || mission->stage == STAGE_INTERCEPT) {
                const installation_t* installation = mission->data.installation;
                if (installation)
                    cgi->XML_AddShort(missionNode, SAVE_MISSIONS_INSTALLATIONINDEX, installation->idx);
            }
            break;
        case INTERESTCATEGORY_RESCUE:
            {
                const aircraft_t* aircraft = mission->data.aircraft;
                cgi->XML_AddShort(missionNode, SAVE_MISSIONS_CRASHED_AIRCRAFT, aircraft->idx);
            }
            break;
        case INTERESTCATEGORY_ALIENBASE:
        case INTERESTCATEGORY_BUILDING:
        case INTERESTCATEGORY_SUPPLY:
            {
                /* save IDX of alien base if required */
                const alienBase_t* base = mission->data.alienBase;
                /* there may be no base is the mission is a subverting government */
                if (base)
                    cgi->XML_AddShort(missionNode, SAVE_MISSIONS_ALIENBASEINDEX, base->idx);
            }
            break;
        default:
            break;
        }
        cgi->XML_AddShort(missionNode, SAVE_MISSIONS_INITIALOVERALLINTEREST, mission->initialOverallInterest);
        cgi->XML_AddShort(missionNode, SAVE_MISSIONS_INITIALINDIVIDUALINTEREST, mission->initialIndividualInterest);
        cgi->XML_AddDate(missionNode, SAVE_MISSIONS_STARTDATE, mission->startDate.getDateAsDays(), mission->startDate.getTimeAsSeconds());
        cgi->XML_AddDate(missionNode, SAVE_MISSIONS_FINALDATE, mission->finalDate.getDateAsDays(), mission->finalDate.getTimeAsSeconds());
        cgi->XML_AddPos2(missionNode, SAVE_MISSIONS_POS, mission->pos);
        cgi->XML_AddBoolValue(missionNode, SAVE_MISSIONS_ONGEOSCAPE, mission->onGeoscape);
    }
    cgi->Com_UnregisterConstList(saveInterestConstants);
    cgi->Com_UnregisterConstList(saveMissionConstants);

    return true;
}

bool MIS_LoadXML (xmlNode_t* parent)
{
    xmlNode_t* missionNode;
    xmlNode_t* node;

    cgi->Com_RegisterConstList(saveInterestConstants);
    cgi->Com_RegisterConstList(saveMissionConstants);
    missionNode = cgi->XML_GetNode(parent, SAVE_MISSIONS);
    for (node = cgi->XML_GetNode(missionNode, SAVE_MISSIONS_MISSION); node;
            node = cgi->XML_GetNextNode(node, missionNode, SAVE_MISSIONS_MISSION)) {
        const char* name;
        mission_t mission;
        bool defaultAssigned = false;
        const char* categoryId = cgi->XML_GetString(node, SAVE_MISSIONS_CATEGORY);
        const char* stageId = cgi->XML_GetString(node, SAVE_MISSIONS_STAGE);

        OBJZERO(mission);

        Q_strncpyz(mission.id, cgi->XML_GetString(node, SAVE_MISSIONS_ID), sizeof(mission.id));
        mission.idx = cgi->XML_GetInt(node, SAVE_MISSIONS_MISSION_IDX, 0);
        if (mission.idx <= 0) {
            cgi->Com_Printf("mission has invalid or no index\n");
            continue;
        }

        name = cgi->XML_GetString(node, SAVE_MISSIONS_MAPDEF_ID);
        if (name && name[0] != '\0') {
            mission.mapDef = cgi->Com_GetMapDefinitionByID(name);
            if (!mission.mapDef) {
                cgi->Com_Printf("Warning: mapdef \"%s\" for mission \"%s\" doesn't exist. Removing mission!\n", name, mission.id);
                continue;
            }
        } else {
            mission.mapDef = nullptr;
        }

        if (!cgi->Com_GetConstIntFromNamespace(SAVE_INTERESTCAT_NAMESPACE, categoryId, (int*) &mission.category)) {
            cgi->Com_Printf("Invalid mission category '%s'\n", categoryId);
            continue;
        }

        if (!cgi->Com_GetConstIntFromNamespace(SAVE_MISSIONSTAGE_NAMESPACE, stageId, (int*) &mission.stage)) {
            cgi->Com_Printf("Invalid mission stage '%s'\n", stageId);
            continue;
        }

        mission.active = cgi->XML_GetBool(node, SAVE_MISSIONS_ACTIVE, false);
        Q_strncpyz(mission.onwin, cgi->XML_GetString(node, SAVE_MISSIONS_ONWIN), sizeof(mission.onwin));
        Q_strncpyz(mission.onlose, cgi->XML_GetString(node, SAVE_MISSIONS_ONLOSE), sizeof(mission.onlose));

        mission.initialOverallInterest = cgi->XML_GetInt(node, SAVE_MISSIONS_INITIALOVERALLINTEREST, 0);
        mission.initialIndividualInterest = cgi->XML_GetInt(node, SAVE_MISSIONS_INITIALINDIVIDUALINTEREST, 0);

        cgi->XML_GetPos2(node, SAVE_MISSIONS_POS, mission.pos);

        switch (mission.category) {
        case INTERESTCATEGORY_BASE_ATTACK:
            if (mission.stage == STAGE_MISSION_GOTO || mission.stage == STAGE_BASE_ATTACK) {
                /* Load IDX of base under attack */
                base_t* base = B_GetBaseByIDX(cgi->XML_GetInt(node, SAVE_MISSIONS_BASEINDEX, -1));
                if (base) {
                    if (mission.stage == STAGE_BASE_ATTACK && !B_IsUnderAttack(base))
                        cgi->Com_Printf("......warning: base %i (%s) is supposedly under attack but base status doesn't match!\n", base->idx, base->name);
                    mission.data.base = base;
                } else
                    cgi->Com_Printf("......warning: Missing BaseIndex\n");
            }
            break;
        case INTERESTCATEGORY_INTERCEPT:
            if (mission.stage == STAGE_MISSION_GOTO || mission.stage == STAGE_INTERCEPT)
                mission.data.installation = INS_GetByIDX(cgi->XML_GetInt(node, SAVE_MISSIONS_INSTALLATIONINDEX, -1));
            break;
        case INTERESTCATEGORY_RESCUE:
            {
                const int aircraftIdx = cgi->XML_GetInt(node, SAVE_MISSIONS_CRASHED_AIRCRAFT, -1);
                mission.data.aircraft = AIR_AircraftGetFromIDX(aircraftIdx);
                if (mission.data.aircraft == nullptr) {
                    cgi->Com_Printf("Error while loading rescue mission (missionidx %i, aircraftidx: %i, category: %i, stage: %i)\n",
                            mission.idx, aircraftIdx, mission.category, mission.stage);
                    continue;
                }
            }
            break;
        case INTERESTCATEGORY_TERROR_ATTACK:
            if (mission.stage == STAGE_MISSION_GOTO || mission.stage == STAGE_TERROR_MISSION)
                mission.data.city = CITY_GetByPos(mission.pos);
            break;
        case INTERESTCATEGORY_ALIENBASE:
        case INTERESTCATEGORY_BUILDING:
        case INTERESTCATEGORY_SUPPLY:
            {
                int baseIdx = cgi->XML_GetInt(node, SAVE_MISSIONS_ALIENBASEINDEX, -1);
                alienBase_t* alienBase = AB_GetByIDX(baseIdx);
                if (alienBase)
                    mission.data.alienBase = alienBase;
                if (!mission.data.alienBase && !CP_BasemissionIsSubvertingGovernmentMission(&mission) && mission.stage >= STAGE_BUILD_BASE) {
                    cgi->Com_Printf("Error loading Alien Base mission (missionidx %i, baseidx: %i, category: %i, stage: %i): no such base\n",
                        mission.idx, baseIdx, mission.category, mission.stage);
                    continue;
                }
            }
            break;
        default:
            break;
        }

        int date;
        int time;
        cgi->XML_GetDate(node, SAVE_MISSIONS_STARTDATE, &date , &time);
        mission.startDate = DateTime(date, time);
        cgi->XML_GetDate(node, SAVE_MISSIONS_FINALDATE, &date, &time);
        mission.finalDate = DateTime(date, time);
        cgi->XML_GetPos2(node, SAVE_MISSIONS_POS, mission.pos);

        mission.crashed = cgi->XML_GetBool(node, SAVE_MISSIONS_CRASHED, false);
        mission.onGeoscape = cgi->XML_GetBool(node, SAVE_MISSIONS_ONGEOSCAPE, false);

        if (mission.pos[0] > 0.001 || mission.pos[1] > 0.001)
            defaultAssigned = true;
        mission.posAssigned = cgi->XML_GetBool(node, SAVE_MISSIONS_POSASSIGNED, defaultAssigned);
        /* Add mission to global array */
        LIST_Add(&ccs.missions, mission);
    }
    cgi->Com_UnregisterConstList(saveInterestConstants);
    cgi->Com_UnregisterConstList(saveMissionConstants);

    return true;
}

static const cmdList_t debugMissionCmds[] = {
#ifdef DEBUG
    {"debug_missionsetmap", MIS_MissionSetMap_f, "Changes the map for a spawned mission"},
    {"debug_missionadd", MIS_SpawnNewMissions_f, "Add a new mission"},
    {"debug_missiondeleteall", MIS_DeleteMissions_f, "Remove all missions from global array"},
    {"debug_missiondelete", MIS_DeleteMission_f, "Remove mission by a given name"},
    {"debug_missionlist", MIS_MissionList_f, "Debug function to show all missions"},
#endif
    {nullptr, nullptr, nullptr}
};
void MIS_InitStartup (void)
{
    MIS_InitCallbacks();
    cgi->Cmd_TableAddList(debugMissionCmds);
}

void MIS_Shutdown (void)
{
    cgi->LIST_Delete(&ccs.missions);

    MIS_ShutdownCallbacks();
    cgi->Cmd_TableRemoveList(debugMissionCmds);
}