#include "selectable.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "../definitions.h"
#include "../MapObject/building.h"
#include "../Sprite/sprite.h"
#include "../Input/inputHandler.h"
#include "../Entity/entity.h"

Selectable * SelectableInit(Texture2D textures[3], Texture2D backgroundTextures[3], int hasBackground, Vector2 *position, char *description, 
                                                        int showDescripton, int descriptionLEN, int fontSize, int id, int groupID){
    Selectable *selectable = malloc(sizeof(Selectable));

    selectable->texture[0] = textures[0];
    selectable->texture[1] = textures[1];
    selectable->texture[2] = textures[2];
    selectable->hasBackground = hasBackground;
    if(selectable->hasBackground == 1){
        selectable->backgroundTexture[0] = backgroundTextures[0];
        selectable->backgroundTexture[1] = backgroundTextures[1];
        selectable->backgroundTexture[2] = backgroundTextures[2];
    }
    //else{
    //    selectable->backgroundTexture[0] = 0;
    //    selectable->backgroundTexture[1] = 0;
    //    selectable->backgroundTexture[2] = 0;
    //}
    selectable->position.x = position->x;
    selectable->position.y = position->y;
    strncpy(selectable->description, description, descriptionLEN);
    selectable->showDescription = showDescripton;
    selectable->fontSize = fontSize;
    selectable->id = id;
    selectable->state = 0;
    selectable->groupID = groupID;

    return selectable;
}

void SelectableExecuteSelectable(Selectable *selectable, Game * game){
    // Hier sollte eine Bedingung stehen die nur in einem Frame true sein kann
    // Oder das selectable wird abgewählt indem seine ID auf default zurückgesetzt wird
    // Sonst kann das hier jeden Frame passieren. ID wird nicht automatisch zurückgesetzt
    switch(selectable->id){
        case SELECTABLE_ID_SPAWN_BUILDING: // Test Case Platzhalter
            // Hier sollte eine Bedingung stehen die nur in einem Frame true sein kann
            // Oder das selectable wird abgewählt indem seine ID auf default zurückgesetzt wird
            // Sonst kann das hier jeden Frame passieren. ID wird nicht automatisch zurückgesetzt
            if(IsMouseButtonDown(MOUSE_BUTTON_LEFT) && game->mouseOnUI == 0){
                Building *newObject = BuildingInit(game, BU_HOUSE, game->inputHandler->cursorWorldPos.x, game->inputHandler->cursorWorldPos.y);
                BuildingListInsert(game->buildings, newObject);

                selectable->state = SELECTABLE_STATE_DEFAULT;
            }
            break;
        case SELECTABLE_ID_SPAWN_WORKER:
            if(IsMouseButtonDown(MOUSE_BUTTON_LEFT) && game->mouseOnUI == 0){
                Sprite *newSprite = SpriteCreate(game->textures, TE_WORKER, game->inputHandler->cursorWorldPos.x, game->inputHandler->cursorWorldPos.y);
                Entity *entity = EntityInit(newSprite, PR_BUILDER, game->textures);
                EntityListInsert(game->entities, entity);
                SpriteListInsert(game->sprites, newSprite);

                selectable->state = SELECTABLE_STATE_DEFAULT;
            }
            break;
        default:
            printf("\n\n\n\n\n\n WARNING: Unsupported SELECTABLE ID %d \n\n\n\n\n\n", selectable->id);
            break;
    }
}

int SelectableUpdateSelectableState(Selectable * selectable){
    if(selectable->state == SELECTABLE_STATE_SELECTED){
        if(IsMouseButtonDown(MOUSE_BUTTON_RIGHT)){
            return selectable->state = SELECTABLE_STATE_DEFAULT;
        }
        return SELECTABLE_STATE_SELECTED;
    }
    if(GetMouseX() > selectable->position.x &&
            GetMouseX() < selectable->position.x + selectable->backgroundTexture[selectable->state].width &&
            GetMouseY() > selectable->position.y &&
            GetMouseY() < selectable->position.y + selectable->backgroundTexture[selectable->state].height
    ){
        if(IsMouseButtonDown(MOUSE_BUTTON_LEFT)){
            return selectable->state = SELECTABLE_STATE_SELECTED;
        }
        return selectable->state = SELECTABLE_STATE_HOVERED;
    }
    return selectable->state = SELECTABLE_STATE_DEFAULT;
}

int SelectableUnselectSelectable(Selectable * selectable){
    if(selectable->state == SELECTABLE_STATE_SELECTED){
        return selectable->state = SELECTABLE_STATE_DEFAULT;
    }
    return selectable->state;
}

void SelectableDrawSelectable(Selectable * selectable){
    int targetWidth = 0;
    if(selectable->hasBackground == 1) {
        targetWidth = selectable->backgroundTexture[selectable->state].width;
        DrawTexture(selectable->backgroundTexture[selectable->state], selectable->position.x, selectable->position.y, WHITE);
    }

    //DrawTextureEx(selectable->texture[selectable->state], selectable->position, targetWidth  / selectable->texture[selectable->state].width, 2, WHITE);
    DrawTexture(selectable->texture[selectable->state], selectable->position.x, selectable->position.y, WHITE);
    if(selectable->showDescription == 1){
        DrawText(selectable->description, selectable->position.x, selectable->position.y, selectable->fontSize, WHITE);
    }
}