import { requestJson } from '../apiClient';

const EDITOR_PROJECT_API_BASE = '/api/editor/projects';
const EDITOR_ASSET_API_BASE = '/api/editor/assets';
const EDITOR_IMAGE_GENERATION_API = '/api/editor/images/generations';
const EDITOR_IMAGE_EDIT_API = '/api/editor/images/edits';
const EDITOR_ICON_SPRITESHEET_GENERATION_API =
  '/api/editor/icon-spritesheets/generations';
const EDITOR_CHARACTER_ANIMATION_GENERATION_API =
  '/api/editor/character-animations/generations';
const EDITOR_VIDEO_GENERATION_API = '/api/editor/videos/generations';
const EDITOR_SOUND_EFFECT_GENERATION_API =
  '/api/editor/audios/sound-effects/generations';
const EDITOR_BACKGROUND_MUSIC_GENERATION_API =
  '/api/editor/audios/background-music/generations';
const EDITOR_IMAGE_MODEL_NANOBANANA2 = 'gemini-3.1-flash-image-preview';
const DEFAULT_PROJECT_TITLE = '未命名画布';

export type EditorCanvasViewport = {
  x: number;
  y: number;
  scale: number;
};

export type EditorProjectLayerSnapshot = Record<string, unknown> & {
  layerId: string;
  resourceId: string;
};

export type EditorProjectResourceSourceType =
  | 'uploaded'
  | 'generated'
  | 'mock_generated';

export type EditorProjectResourceSnapshot = {
  resourceId: string;
  projectId: string;
  imageSrc: string;
  objectKey?: string | null;
  assetObjectId?: string | null;
  width: number;
  height: number;
  sourceType: EditorProjectResourceSourceType;
  prompt?: string | null;
  actualPrompt?: string | null;
  model?: string | null;
  provider?: string | null;
  taskId?: string | null;
  durationSeconds?: number | null;
  sourceResourceId?: string | null;
  createdAt?: string;
  updatedAt?: string;
};

export type EditorAssetFolderSnapshot = {
  folderId: string;
  label: string;
  sortOrder: number;
  collapsed: boolean;
  systemDefault: boolean;
  createdAt?: string;
  updatedAt?: string;
};

export type EditorAssetSnapshot = {
  assetId: string;
  folderId: string;
  label: string;
  imageSrc: string;
  objectKey?: string | null;
  assetObjectId?: string | null;
  width: number;
  height: number;
  sourceType: EditorProjectResourceSourceType;
  prompt?: string | null;
  actualPrompt?: string | null;
  model?: string | null;
  provider?: string | null;
  taskId?: string | null;
  durationSeconds?: number | null;
  createdAt?: string;
  updatedAt?: string;
};

export type EditorAssetLibrarySnapshot = {
  folders: EditorAssetFolderSnapshot[];
  assets: EditorAssetSnapshot[];
};

export type EditorImageGenerationInput = {
  prompt: string;
  size?: string;
  kind?: 'spec' | 'character' | 'quick-edit' | 'ui-design';
  model?: string;
  aspectRatio?: string;
  imageSize?: string;
  referenceImageSrcs?: string[];
};

export type EditorIconSpritesheetGenerationInput = {
  referenceImageSrc: string;
  iconDescriptions: string[];
  model?: string;
  aspectRatio?: string;
  imageSize?: string;
  priceMudPoints: number;
};

export type EditorImageEditInput = {
  prompt: string;
  sourceImageSrc: string;
  size?: string;
  model?: string;
};

export type EditorImageGenerationResult = {
  imageSrc: string;
  objectKey?: string | null;
  assetObjectId?: string | null;
  width: number;
  height: number;
  sourceType: 'generated';
  prompt: string;
  actualPrompt?: string | null;
  model: string;
  provider: string;
  taskId: string;
};

export type EditorIconSpritesheetIconResult = {
  name: string;
  imageSrc: string;
  width: number;
  height: number;
};

export type EditorIconSpritesheetGenerationResult = {
  spritesheetImageSrc: string;
  spritesheetWidth: number;
  spritesheetHeight: number;
  iconImageSrcs: EditorIconSpritesheetIconResult[];
  prompt: string;
  actualPrompt?: string | null;
  model: string;
  provider: string;
  taskId: string;
  priceMudPoints: number;
};

export type EditorCharacterAnimationResolution = '480p' | '720p';

export type EditorCharacterAnimationRatio =
  | 'same'
  | '1:1'
  | '4:3'
  | '16:9'
  | '9:16'
  | '3:4';

export type EditorCharacterAnimationFrameCount = 32 | 40 | 48;

export type EditorCharacterAnimationDurationSeconds = 4 | 5 | 6;

export type EditorCharacterAnimationGenerationInput = {
  sourceLayerId: string;
  sourceImageSrc: string;
  sourceWidth: number;
  sourceHeight: number;
  promptText: string;
  resolution: EditorCharacterAnimationResolution;
  ratio: EditorCharacterAnimationRatio;
  frameCount: EditorCharacterAnimationFrameCount;
  durationSeconds: EditorCharacterAnimationDurationSeconds;
  priceMudPoints: number;
  model: 'seedance2.0-fast';
};

export type EditorCharacterAnimationFrameResult = {
  frameIndex: number;
  imageSrc: string;
  width: number;
  height: number;
};

export type EditorCharacterAnimationGenerationResult = {
  taskId: string;
  model: 'seedance2.0-fast';
  prompt: string;
  previewVideoPath: string;
  frames: EditorCharacterAnimationFrameResult[];
  frameCount: number;
  durationSeconds: number;
  fps: number;
  priceMudPoints: number;
};

export type EditorVideoModel =
  | 'seedance2.0'
  | 'seedance2.0-fast'
  | 'kling3.0'
  | 'kling3.0-omni'
  | 'veo3.1'
  | 'veo3.1-fast';

export type EditorVideoGenerationInput = {
  prompt: string;
  model: EditorVideoModel;
  aspectRatio: '16:9';
  durationSeconds: 4 | 5;
  resolution: '480p' | '720p';
  mode: 'std';
  sound: 'off';
  priceMudPoints: number;
  referenceImageSrcs?: string[];
  referenceVideoSrcs?: string[];
  referenceAudioSrcs?: string[];
};

export type EditorVideoGenerationResult = {
  videoSrc: string;
  width: number;
  height: number;
  sourceType: 'generated';
  prompt: string;
  actualPrompt?: string | null;
  model: string;
  provider: string;
  taskId: string;
  priceMudPoints?: number;
};

export type EditorSoundEffectGenerationInput = {
  sound: string;
  type: 'one-shot' | 'loop';
  tempo: number | null;
  priceMudPoints: number;
};

export type EditorBackgroundMusicGenerationInput = {
  gptDescriptionPrompt: string;
  makeInstrumental: true;
  priceMudPoints: number;
};

export type EditorAudioGenerationResult = {
  audioSrc: string;
  width: number;
  height: number;
  sourceType: 'generated';
  prompt: string;
  actualPrompt?: string | null;
  model: string;
  provider: string;
  taskId: string;
  priceMudPoints: number;
  audioKind: 'sound-effect' | 'background-music';
  durationSeconds?: number | null;
};

export type EditorProjectSnapshot = {
  projectId: string;
  title: string;
  canvas?: EditorCanvasSnapshot;
  viewport: EditorCanvasViewport;
  layers: EditorProjectLayerSnapshot[];
  resources: EditorProjectResourceSnapshot[];
  updatedAt: string;
};

export type EditorCanvasSnapshot = {
  canvasId: string;
  projectId: string;
  title: string;
  viewport: EditorCanvasViewport;
  layers: EditorProjectLayerSnapshot[];
  createdAt?: string;
  updatedAt: string;
};

export type EditorProjectCreateInput = {
  title?: string;
};

export type EditorProjectLayoutSaveInput = {
  viewport: EditorCanvasViewport;
  layers: EditorProjectLayerSnapshot[];
};

export type EditorProjectResourceCreateInput = {
  imageSrc: string;
  objectKey?: string | null;
  assetObjectId?: string | null;
  width: number;
  height: number;
  sourceType: EditorProjectResourceSourceType;
  prompt?: string | null;
  actualPrompt?: string | null;
  model?: string | null;
  provider?: string | null;
  taskId?: string | null;
  durationSeconds?: number | null;
  sourceResourceId?: string | null;
};

export type EditorAssetCreateInput = {
  folderId: string;
  label: string;
  imageSrc: string;
  objectKey?: string | null;
  assetObjectId?: string | null;
  width: number;
  height: number;
  sourceType: EditorProjectResourceSourceType;
  prompt?: string | null;
  actualPrompt?: string | null;
  model?: string | null;
  provider?: string | null;
  taskId?: string | null;
  durationSeconds?: number | null;
};

export type EditorAssetUpdateInput = {
  label?: string;
  folderId?: string;
};

type EditorProjectResponse = {
  project: EditorProjectSnapshot;
};

type EditorProjectRecentResponse = {
  project: EditorProjectSnapshot | null;
};

type EditorProjectResourceResponse = {
  resource: EditorProjectResourceSnapshot;
};

type EditorAssetLibraryResponse = {
  library: EditorAssetLibrarySnapshot;
};

type EditorAssetFolderResponse = {
  folder: EditorAssetFolderSnapshot;
};

type EditorAssetFolderDeleteResponse = {
  library: EditorAssetLibrarySnapshot;
};

type EditorAssetResponse = {
  asset: EditorAssetSnapshot;
};

type EditorImageGenerationResponse = EditorImageGenerationResult;
type EditorIconSpritesheetGenerationResponse =
  EditorIconSpritesheetGenerationResult;
type EditorVideoGenerationResponse = EditorVideoGenerationResult;
type EditorAudioGenerationResponse = EditorAudioGenerationResult;

function jsonRequest(method: 'POST' | 'PATCH', body: Record<string, unknown>) {
  return {
    method,
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify(body),
  };
}

export async function listEditorProjects() {
  const response = await requestJson<{ projects: EditorProjectSnapshot[] }>(
    EDITOR_PROJECT_API_BASE,
    { method: 'GET' },
    '读取图片画布工程列表失败',
  );
  return response.projects;
}

export async function loadRecentEditorProject() {
  return requestJson<EditorProjectRecentResponse>(
    `${EDITOR_PROJECT_API_BASE}/recent`,
    { method: 'GET' },
    '读取图片画布工程失败',
  );
}

export async function createEditorProject(
  input: EditorProjectCreateInput = {},
) {
  const response = await requestJson<EditorProjectResponse>(
    EDITOR_PROJECT_API_BASE,
    jsonRequest('POST', {
      title: input.title?.trim() || DEFAULT_PROJECT_TITLE,
    }),
    '创建图片画布工程失败',
  );
  return response.project;
}

export async function loadOrCreateRecentEditorProject() {
  const response = await loadRecentEditorProject();
  if (response.project) {
    return response.project;
  }
  return createEditorProject({ title: DEFAULT_PROJECT_TITLE });
}

export async function loadEditorProject(projectId: string) {
  const response = await requestJson<EditorProjectResponse>(
    `${EDITOR_PROJECT_API_BASE}/${encodeURIComponent(projectId)}`,
    { method: 'GET' },
    '读取图片画布工程失败',
  );
  return response.project;
}

export async function renameEditorProject(projectId: string, title: string) {
  const response = await requestJson<EditorProjectResponse>(
    `${EDITOR_PROJECT_API_BASE}/${encodeURIComponent(projectId)}/metadata`,
    jsonRequest('PATCH', { title }),
    '重命名图片画布工程失败',
  );
  return response.project;
}

export async function deleteEditorProject(projectId: string) {
  const response = await requestJson<{ deletedProjectId: string }>(
    `${EDITOR_PROJECT_API_BASE}/${encodeURIComponent(projectId)}`,
    { method: 'DELETE' },
    '删除图片画布工程失败',
  );
  return response.deletedProjectId;
}

export async function saveEditorProjectLayout(
  projectId: string,
  input: EditorProjectLayoutSaveInput,
) {
  const response = await requestJson<EditorProjectResponse>(
    `${EDITOR_PROJECT_API_BASE}/${encodeURIComponent(projectId)}`,
    jsonRequest('PATCH', {
      viewport: input.viewport,
      layers: input.layers,
    }),
    '保存图片画布工程失败',
  );
  return response.project;
}

export async function createEditorProjectResource(
  projectId: string,
  input: EditorProjectResourceCreateInput,
) {
  const response = await requestJson<EditorProjectResourceResponse>(
    `${EDITOR_PROJECT_API_BASE}/${encodeURIComponent(projectId)}/resources`,
    jsonRequest('POST', { ...input }),
    '创建图片画布资源失败',
  );
  return response.resource;
}

export async function loadEditorAssetLibrary() {
  const response = await requestJson<EditorAssetLibraryResponse>(
    `${EDITOR_ASSET_API_BASE}/library`,
    { method: 'GET' },
    '读取图片画布素材库失败',
  );
  return response.library;
}

export async function createEditorAssetFolder(
  label: string,
  sortOrder?: number,
) {
  const response = await requestJson<EditorAssetFolderResponse>(
    `${EDITOR_ASSET_API_BASE}/folders`,
    jsonRequest('POST', { label, sortOrder }),
    '创建图片画布素材文件夹失败',
  );
  return response.folder;
}

export async function updateEditorAssetFolder(
  folderId: string,
  input: { label?: string; collapsed?: boolean },
) {
  const response = await requestJson<EditorAssetFolderResponse>(
    `${EDITOR_ASSET_API_BASE}/folders/${encodeURIComponent(folderId)}`,
    jsonRequest('PATCH', input),
    '更新图片画布素材文件夹失败',
  );
  return response.folder;
}

export async function deleteEditorAssetFolder(folderId: string) {
  const response = await requestJson<EditorAssetFolderDeleteResponse>(
    `${EDITOR_ASSET_API_BASE}/folders/${encodeURIComponent(folderId)}`,
    { method: 'DELETE' },
    '删除图片画布素材文件夹失败',
  );
  return response.library;
}

export async function createEditorAsset(input: EditorAssetCreateInput) {
  const response = await requestJson<EditorAssetResponse>(
    EDITOR_ASSET_API_BASE,
    jsonRequest('POST', input),
    '创建图片画布素材失败',
  );
  return response.asset;
}

export async function updateEditorAsset(
  assetId: string,
  input: EditorAssetUpdateInput,
) {
  const response = await requestJson<EditorAssetResponse>(
    `${EDITOR_ASSET_API_BASE}/${encodeURIComponent(assetId)}`,
    jsonRequest('PATCH', input),
    '更新图片画布素材失败',
  );
  return response.asset;
}

export async function deleteEditorAsset(assetId: string) {
  const response = await requestJson<EditorAssetResponse>(
    `${EDITOR_ASSET_API_BASE}/${encodeURIComponent(assetId)}`,
    { method: 'DELETE' },
    '删除图片画布素材失败',
  );
  return response.asset;
}

export async function generateEditorImage(input: EditorImageGenerationInput) {
  return requestJson<EditorImageGenerationResponse>(
    EDITOR_IMAGE_GENERATION_API,
    jsonRequest('POST', {
      prompt: input.prompt,
      ...(input.size ? { size: input.size } : {}),
      ...(input.kind ? { kind: input.kind } : {}),
      ...(input.model ? { model: input.model } : {}),
      ...(input.aspectRatio ? { aspectRatio: input.aspectRatio } : {}),
      ...(input.imageSize ? { imageSize: input.imageSize } : {}),
      ...(input.referenceImageSrcs?.length
        ? { referenceImageSrcs: input.referenceImageSrcs }
        : {}),
    }),
    '生成图片失败',
    {
      timeoutMs: 1_200_000,
      retry: {
        maxRetries: 0,
      },
    },
  );
}

export async function generateEditorIconSpritesheet(
  input: EditorIconSpritesheetGenerationInput,
) {
  return requestJson<EditorIconSpritesheetGenerationResponse>(
    EDITOR_ICON_SPRITESHEET_GENERATION_API,
    jsonRequest('POST', {
      referenceImageSrc: input.referenceImageSrc,
      iconDescriptions: input.iconDescriptions,
      model: input.model?.trim() || EDITOR_IMAGE_MODEL_NANOBANANA2,
      ...(input.aspectRatio ? { aspectRatio: input.aspectRatio } : {}),
      ...(input.imageSize ? { imageSize: input.imageSize } : {}),
      priceMudPoints: input.priceMudPoints,
    }),
    '生成图标素材失败',
    {
      timeoutMs: 1_200_000,
      retry: {
        maxRetries: 0,
      },
    },
  );
}

export async function editEditorImage(input: EditorImageEditInput) {
  return requestJson<EditorImageGenerationResponse>(
    EDITOR_IMAGE_EDIT_API,
    jsonRequest('POST', {
      prompt: input.prompt,
      sourceImageSrc: input.sourceImageSrc,
      ...(input.size ? { size: input.size } : {}),
      ...(input.model ? { model: input.model } : {}),
    }),
    '修改图片失败',
    {
      timeoutMs: 1_200_000,
      retry: {
        maxRetries: 0,
      },
    },
  );
}

export async function generateEditorCharacterAnimation(
  input: EditorCharacterAnimationGenerationInput,
) {
  return requestJson<EditorCharacterAnimationGenerationResult>(
    EDITOR_CHARACTER_ANIMATION_GENERATION_API,
    jsonRequest('POST', input),
    '生成角色动画失败',
    {
      timeoutMs: 1_200_000,
      retry: {
        maxRetries: 0,
      },
    },
  );
}

export async function generateEditorVideo(input: EditorVideoGenerationInput) {
  return requestJson<EditorVideoGenerationResponse>(
    EDITOR_VIDEO_GENERATION_API,
    jsonRequest('POST', {
      prompt: input.prompt,
      model: input.model,
      aspectRatio: input.aspectRatio,
      durationSeconds: input.durationSeconds,
      resolution: input.resolution,
      mode: input.mode,
      sound: input.sound,
      priceMudPoints: input.priceMudPoints,
      ...(input.referenceImageSrcs?.length
        ? { referenceImageSrcs: input.referenceImageSrcs }
        : {}),
      ...(input.referenceVideoSrcs?.length
        ? { referenceVideoSrcs: input.referenceVideoSrcs }
        : {}),
      ...(input.referenceAudioSrcs?.length
        ? { referenceAudioSrcs: input.referenceAudioSrcs }
        : {}),
    }),
    '生成视频失败',
    {
      timeoutMs: 1_200_000,
      retry: {
        maxRetries: 0,
      },
    },
  );
}

export async function generateEditorSoundEffect(
  input: EditorSoundEffectGenerationInput,
) {
  return requestJson<EditorAudioGenerationResponse>(
    EDITOR_SOUND_EFFECT_GENERATION_API,
    jsonRequest('POST', {
      sound: input.sound,
      type: input.type,
      tempo: input.tempo,
      priceMudPoints: input.priceMudPoints,
    }),
    '生成游戏音效失败',
    {
      timeoutMs: 1_200_000,
      retry: {
        maxRetries: 0,
      },
    },
  );
}

export async function generateEditorBackgroundMusic(
  input: EditorBackgroundMusicGenerationInput,
) {
  return requestJson<EditorAudioGenerationResponse>(
    EDITOR_BACKGROUND_MUSIC_GENERATION_API,
    jsonRequest('POST', {
      gptDescriptionPrompt: input.gptDescriptionPrompt,
      makeInstrumental: input.makeInstrumental,
      priceMudPoints: input.priceMudPoints,
    }),
    '生成游戏背景音乐失败',
    {
      timeoutMs: 1_200_000,
      retry: {
        maxRetries: 0,
      },
    },
  );
}