#ifndef PIXELDEFENSE_UNIT_ACTIONS_H
#define PIXELDEFENSE_UNIT_ACTIONS_H

#include <breeze.h>
#include <flecs.h>

typedef struct Game Game;

typedef enum ActionType {
    ACTION_NONE,
    ACTION_MOVE_TO,
    ACTION_COLLECT_RESOURCE,
    ACTION_DEPOSIT_RESOURCE,
    ACTION_COUNT,
} ActionType;

typedef struct ActionMoveTo {
    Vector2 target;
    f32     proximityThreshold;
} ActionMoveTo;
typedef struct ActionCollectResource {
    ecs_entity_t entity;
} ActionCollectResource;
typedef struct ActionDepositResource {
    ecs_entity_t entity;
} ActionDepositResource;

typedef struct Action Action;
typedef void (*ActionCb)(ecs_entity_t entity, Action *action, Game *game);

typedef struct Action {
    ActionType type;
    union {
        ActionMoveTo moveTo;
        ActionCollectResource collectResource;
        ActionDepositResource depositResource;
    } as;

    f32  elapsed;
    bool finished;
    bool failed;

    ActionCb onBegin;
    ActionCb onFinish;

    struct Action *next;
} Action;

typedef struct UnitAction {
    Action *first;
    Action *last;
} UnitAction;

void handleAction(ecs_entity_t entity, UnitAction *unitAction, Game *game);
void updateAction(UnitAction *unitAction, Game *game);
void clearActions(ecs_entity_t entity, Game *game);
void addAction(ecs_entity_t entity, Game *game, const Action *action);
void prependAction(ecs_entity_t entity, Game *game, const Action *action);

const char *actionTypeToPrettyStr(ActionType type);

#endif //PIXELDEFENSE_UNIT_ACTIONS_H