cp_base.h

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/*
Copyright (C) 2002-2020 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.
*/

#pragma once

#include "cp_capacity.h"
#include "cp_aliencont.h"
#include "cp_produce.h"
#include "cp_building.h"

#define MAX_BASES 8
#define MAX_BASETEMPLATES   5
#define MAX_BUILDINGS       32
#define MAX_BASE_SLOT       4

/* see MAX_TILESTRINGS */
#define BASE_SIZE       5
#define MAX_BASEBUILDINGS   BASE_SIZE * BASE_SIZE

#define MAX_BLOCKEDFIELDS   4
#define MIN_BLOCKEDFIELDS   1

#define BASE_TILE_SIZE 512
#define BASE_TILE_UNITS (BASE_TILE_SIZE / UNIT_SIZE)

#define BASE_INITIALINTEREST 1.0

#define B_IsUnderAttack(base) ((base)->baseStatus == BASE_UNDER_ATTACK)

#define B_AtLeastOneExists() (B_GetNext(nullptr) != nullptr)

typedef enum {
    BASE_NOT_USED,
    BASE_UNDER_ATTACK,  
    BASE_WORKING,       
    BASE_DESTROYED      
} baseStatus_t;

typedef struct baseBuildingTile_s {
    building_t* building;   
    bool blocked;       
    /* These are only used for baseTemplates: */
    int posX;               
    int posY;               
} baseBuildingTile_t;

typedef struct baseWeapon_s {
    /* int idx; */
    aircraftSlot_t slot;    
    aircraft_t* target;     
    bool autofire;          
} baseWeapon_t;

typedef struct base_s {
    int idx;                    
    char name[MAX_VAR];             
    baseBuildingTile_t map[BASE_SIZE][BASE_SIZE];   
    bool founded;                   
    vec3_t pos;                 
    bool hasBuilding[MAX_BUILDING_TYPE];

    aircraft_t* aircraftCurrent;    
    baseStatus_t baseStatus;        
    float alienInterest;            
    struct radar_s radar;

    class AlienContainment* alienContainment;   
    capacities_t capacities[MAX_CAP];           
    equipDef_t storage;                         
    Inventory bEquipment;                       
    baseWeapon_t batteries[MAX_BASE_SLOT];      
    int numBatteries;
    int numActiveBatteries;
    baseWeapon_t lasers[MAX_BASE_SLOT];         
    int numLasers;
    int numActiveLasers;

    /* we will allow only one active production at the same time for each base */
    production_queue_t productions;

    bool selected;      
} base_t;

typedef struct baseTemplate_s {
    char* id;           
    baseBuildingTile_t buildings[MAX_BASEBUILDINGS]; 
    int numBuildings;       
} baseTemplate_t;

void B_UpdateBuildingConstructions(void);
float B_GetMaxBuildingLevel(const base_t* base, const buildingType_t type);
void B_ParseBaseTemplate(const char* name, const char** text);
void B_BaseResetStatus(base_t* const base);
const building_t* B_GetBuildingInBaseByType(const base_t* base, buildingType_t type, bool onlyWorking);
const baseTemplate_t* B_GetBaseTemplate(const char* baseTemplateName);

void B_InitStartup(void);

/* base functions */
base_t* B_Build(const struct campaign_s* campaign, const vec2_t pos, const char* name, bool fillBase = false);
void B_SetUpFirstBase(const struct campaign_s* campaign, base_t* base);
base_t* B_GetNext(base_t* lastBase);
base_t* B_GetBaseByIDX(int baseIdx);
base_t* B_GetFoundedBaseByIDX(int baseIdx);
int B_GetCount(void);
void B_SelectBase(const base_t* base);
void B_Destroy(base_t* base);
void B_Delete(base_t* base);
void B_SetName(base_t* base, const char* name);

base_t* B_GetFirstUnfoundedBase(void);
base_t* B_GetCurrentSelectedBase(void);
void B_SetCurrentSelectedBase(const base_t* base);

bool B_AssembleMap(char* maps, size_t mapsLength, char* coords, size_t coordsLength, const base_t* base);

/* building functions */
#define B_IsTileBlocked(base, x, y) (base)->map[(int)(y)][(int)(x)].blocked
#define B_GetBuildingAt(base, x, y) (base)->map[(int)(y)][(int)(x)].building

building_t* B_GetNextBuilding(const base_t* base, building_t* lastBuilding);
building_t* B_GetNextBuildingByType(const base_t* base, building_t* lastBuilding, buildingType_t buildingType);
bool B_CheckBuildingTypeStatus(const base_t* const base, buildingType_t type, buildingStatus_t status, int* cnt);
bool B_GetBuildingStatus(const base_t* const base, const buildingType_t type);
void B_SetBuildingStatus(base_t* const base, const buildingType_t type, bool newStatus);

bool B_MapIsCellFree(const base_t* base, int col, int row);
building_t* B_BuildBuilding(base_t* base, const building_t* buildingTemplate, int col, int row);
bool B_IsBuildingDestroyable(const building_t* building);
bool B_BuildingDestroy(building_t* building);

building_t* B_GetFreeBuildingType(buildingType_t type);
int B_GetNumberOfBuildingsInBaseByTemplate(const base_t* base, const building_t* type);
int B_GetNumberOfBuildingsInBaseByBuildingType(const base_t* base, const buildingType_t type);

/* storage functions */
bool B_ItemIsStoredInBaseStorage(const objDef_t* obj);
bool B_BaseHasItem(const base_t* base, const objDef_t* item);
int B_ItemInBase(const objDef_t* item, const base_t* base);

int B_AddToStorage(base_t* base, const objDef_t* obj, int amount);

/* aircraft functions */
void B_AircraftReturnedToHomeBase(aircraft_t* aircraft);
void B_DumpAircraftToHomeBase(aircraft_t* aircraft);

/* capacity functions */
void B_UpdateBaseCapacities(baseCapacities_t cap, base_t* base);
baseCapacities_t B_GetCapacityFromBuildingType(buildingType_t type);
buildingType_t B_GetBuildingTypeByCapacity(baseCapacities_t cap);
void B_ResetAllStatusAndCapacities(base_t* base, bool firstEnable);

/* antimatter */
int B_AntimatterInBase(const base_t* base);
int B_AddAntimatter(base_t* base, int amount);

/* savesystem */
void B_SaveBaseSlotsXML(const baseWeapon_t* weapons, const int numWeapons, xmlNode_t* p);
int B_LoadBaseSlotsXML(baseWeapon_t* weapons, int numWeapons, xmlNode_t* p);
bool B_SaveStorageXML(xmlNode_t* parent, const equipDef_t& equip);
bool B_LoadStorageXML(xmlNode_t* parent, equipDef_t* equip);

/* other */
int B_GetInstallationLimit(void);

/* functions that checks whether the buttons in the base menu are useable */
bool BS_BuySellAllowed(const base_t* base);
bool AIR_AircraftAllowed(const base_t* base);
bool RS_ResearchAllowed(const base_t* base);
bool PR_ProductionAllowed(const base_t* base);
bool E_HireAllowed(const base_t* base);
bool AC_ContainmentAllowed(const base_t* base);
bool HOS_HospitalAllowed(const base_t* base);