/**
 * Copyright (c) 2025 Dominic Masters
 * 
 * This software is released under the MIT License.
 * https://opensource.org/licenses/MIT
 */

#pragma once
#include "type/assetpaletteimage.h"
#include "type/assetalphaimage.h"
#include "type/assetlanguage.h"
#include "type/assetmap.h"
#include "type/assetchunk.h"
#include "type/assetscript.h"
#include <zip.h>

typedef enum {
  ASSET_TYPE_NULL,
  
  ASSET_TYPE_PALETTE_IMAGE,
  ASSET_TYPE_ALPHA_IMAGE,
  ASSET_TYPE_LANGUAGE,
  ASSET_TYPE_MAP,
  ASSET_TYPE_CHUNK,
  ASSET_TYPE_SCRIPT,

  ASSET_TYPE_COUNT,
} assettype_t;

typedef enum {
  ASSET_LOAD_STRAT_ENTIRE,
  ASSET_LOAD_STRAT_CUSTOM
} assetloadstrat_t;

typedef struct assetcustom_s {
  zip_file_t *zipFile;
  void *output;
} assetcustom_t;

typedef struct {
  const char_t *header;
  const size_t dataSize;
  const assetloadstrat_t loadStrategy;
  union {
    errorret_t (*entire)(void *data, void *output);
    errorret_t (*custom)(assetcustom_t custom);
  };
} assettypedef_t;

static const assettypedef_t ASSET_TYPE_DEFINITIONS[ASSET_TYPE_COUNT] = {
  [ASSET_TYPE_NULL] = {
    0
  },

  [ASSET_TYPE_PALETTE_IMAGE] = {
    .header = "DPI",
    .loadStrategy = ASSET_LOAD_STRAT_ENTIRE,
    .dataSize = sizeof(assetpaletteimage_t),
    .entire = assetPaletteImageLoad
  },

  [ASSET_TYPE_ALPHA_IMAGE] = {
    .header = "DAI",
    .loadStrategy = ASSET_LOAD_STRAT_ENTIRE,
    .dataSize = sizeof(assetalphaimage_t),
    .entire = assetAlphaImageLoad
  },

  [ASSET_TYPE_LANGUAGE] = {
    .header = "DLF",
    .loadStrategy = ASSET_LOAD_STRAT_CUSTOM,
    .custom = assetLanguageHandler
  },

  [ASSET_TYPE_MAP] = {
    .header = "DMF",
    .loadStrategy = ASSET_LOAD_STRAT_ENTIRE,
    .dataSize = sizeof(1),
    .entire = assetMapLoad
  },

  [ASSET_TYPE_CHUNK] = {
    .header = "DCF",
    .loadStrategy = ASSET_LOAD_STRAT_CUSTOM,
    .custom = assetChunkLoad
  },

  [ASSET_TYPE_SCRIPT] = {
    .header = "DSF",
    .loadStrategy = ASSET_LOAD_STRAT_CUSTOM,
    .custom = assetScriptHandler
  } 
};