import { parseApiResponse } from '@/api-client/utils/parseApiResponse';
import { rpcClient } from '@/api-client/utils/rpc-client';
import type { SwotData, SwotDataWithoutSummary } from '@/schema/pox';
import {
  generateContentsHtmlResponseSchema,
  generateFvHtmlResponseSchema,
  type ContentSection,
  type FvData,
  type GenerateContentsHtmlResponse,
  type GenerateFvHtmlResponse,
} from '@/schema/proposal';
import type { ThemeExtractionResult } from '@/schema/theme-extraction';

/**
 * FV提案のHTML生成
 */
export async function generateFvHtml(params: {
  tabName: string;
  fvData: FvData;
  provider?: 'openai' | 'gemini' | 'claude';
  referenceUrl?: string;
  screenshot?: string;
  dummyMode?: boolean;
  swotData?: SwotData | SwotDataWithoutSummary;
  userEmail?: string;
  sourcePage?: string;
  forceFallbackMode?: boolean;
  themeData?: ThemeExtractionResult | null;
}): Promise<GenerateFvHtmlResponse> {
  // テーマデータがある場合はログ出力のみ(将来のAPI対応用)
  if (params.themeData) {
    console.log('[FV HTML] テーマデータが適用されます:', params.themeData);
  }

  const response = await rpcClient.proposal['html-preview']['generate-fv-html'].$post({
    json: {
      tabName: params.tabName,
      fvData: params.fvData,
      provider: params.provider,
      referenceUrl: params.referenceUrl,
      screenshotUrl: params.screenshot, // パラメータ名をscreenshotUrlに変換
      dummyMode: params.dummyMode,
      swotData: params.swotData,
      userEmail: params.userEmail,
      sourcePage: params.sourcePage,
      forceFallbackMode: params.forceFallbackMode,
      themeData: params.themeData ?? undefined, // nullをundefinedに変換
    },
  });
  return parseApiResponse(response, generateFvHtmlResponseSchema);
}

/**
 * コンテンツ提案のHTML生成
 */
export async function generateContentsHtml(params: {
  tabName: string;
  cnData: ContentSection[];
  provider?: 'openai' | 'gemini' | 'claude';
  referenceUrl?: string;
  screenshot?: string;
  dummyMode?: boolean;
  userEmail?: string;
  themeData?: ThemeExtractionResult | null;
}): Promise<GenerateContentsHtmlResponse> {
  // テーマデータがある場合はログ出力のみ（将来のAPI対応用）
  if (params.themeData) {
    console.log('[CONTENTS HTML] テーマデータが適用されます:', params.themeData);
  }

  const response = await rpcClient.proposal['html-preview']['generate-contents-html'].$post({
    json: {
      tabName: params.tabName,
      cnData: params.cnData,
      provider: params.provider,
      referenceUrl: params.referenceUrl,
      screenshotUrl: params.screenshot, // パラメータ名をscreenshotUrlに変換
      dummyMode: params.dummyMode,
      userEmail: params.userEmail,
      themeData: params.themeData ?? undefined, // nullをundefinedに変換
    },
  });
  return parseApiResponse(response, generateContentsHtmlResponseSchema);
}

/**
 * 画像生成を開始
 */
export async function startImageGeneration(
  html: string,
  tabName: string,
  cnData: ContentSection[],
  provider: 'openai' | 'claude' = 'claude',
): Promise<{
  batchId: string;
  estimatedCompletionTime: string;
  message: string;
  status: string;
}> {
  const response = await fetch('/api/rpc/proposal/start-contents-image-generation', {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      html,
      tabName,
      cnData,
      provider,
    }),
  });

  if (!response.ok) {
    throw new Error(`画像生成開始に失敗しました: ${response.statusText}`);
  }

  return response.json();
}

/**
 * 画像生成状況を確認
 */
export async function getImageGenerationStatus(batchId: string): Promise<{
  batchId: string;
  status: 'pending' | 'processing' | 'completed' | 'failed';
  jobs: Array<{
    jobId: string;
    imageId: string;
    status: 'pending' | 'generating' | 'completed' | 'failed';
    generatedImageUrl?: string;
    errorMessage?: string;
  }>;
  createdAt: string;
  completedAt?: string;
} | null> {
  const response = await fetch(`/api/rpc/proposal/image-generation-status/${batchId}`);

  if (!response.ok) {
    if (response.status === 404) {
      // バッチIDが存在しない場合は null を返す
      return null;
    }
    throw new Error(`ステータス確認に失敗しました: ${response.statusText}`);
  }

  return response.json();
}