import { ipcMain, app } from 'electron';
import { IPC_EVENTS } from '@lib/constants';
import { launchLocalChrome } from '@electron/utils/chrome/launchLocalChrome'
import { executeScriptService } from '@electron/service/execute-script-service';
import {
  listScripts,
  getScript,
  saveScript,
  deleteScript,
  toggleScript,
} from '@electron/service/script-store-service';
import { runScriptById } from '@electron/service/script-execution-service';
import {
  startRecording,
  stopRecording,
} from '@electron/service/script-recorder-service';
import fs from 'fs'
import path from 'path'
import log from 'electron-log';

const openedTabIndexByChannelName = new Map<string, number>()

function getScriptsDir() {
  return app.isPackaged
    ? path.join(__dirname, 'scripts')
    : path.join(process.cwd(), 'electron/scripts')
}

export function runTaskOperationService() {
  const executeScriptServiceInstance = new executeScriptService();

  // 脚本管理 IPC
  ipcMain.handle(IPC_EVENTS.SCRIPT_LIST, async () => {
    try {
      return listScripts();
    } catch (error: any) {
      log.error('[SCRIPT_LIST] error:', error);
      throw error;
    }
  });

  ipcMain.handle(IPC_EVENTS.SCRIPT_GET, async (_event, id: string) => {
    try {
      return getScript(id);
    } catch (error: any) {
      log.error('[SCRIPT_GET] error:', error);
      throw error;
    }
  });

  ipcMain.handle(IPC_EVENTS.SCRIPT_SAVE, async (_event, input: any) => {
    try {
      return saveScript(input);
    } catch (error: any) {
      log.error('[SCRIPT_SAVE] error:', error);
      throw error;
    }
  });

  ipcMain.handle(IPC_EVENTS.SCRIPT_DELETE, async (_event, id: string) => {
    try {
      return deleteScript(id);
    } catch (error: any) {
      log.error('[SCRIPT_DELETE] error:', error);
      throw error;
    }
  });

  ipcMain.handle(IPC_EVENTS.SCRIPT_TOGGLE, async (_event, id: string, enabled: boolean) => {
    try {
      return toggleScript(id, enabled);
    } catch (error: any) {
      log.error('[SCRIPT_TOGGLE] error:', error);
      throw error;
    }
  });

  ipcMain.handle(IPC_EVENTS.SCRIPT_RUN, async (_event, id: string) => {
    try {
      const script = getScript(id);
      return await runScriptById(id, script?.channel);
    } catch (error: any) {
      log.error('[SCRIPT_RUN] error:', error);
      return { success: false, exitCode: null, stdoutTail: '', stderrTail: '', error: error?.message || 'Run failed' };
    }
  });

  ipcMain.handle(IPC_EVENTS.SCRIPT_RECORD_START, async (_event, url?: string) => {
    try {
      return await startRecording(url);
    } catch (error: any) {
      log.error('[SCRIPT_RECORD_START] error:', error);
      return { success: false, error: error?.message || 'Recording start failed' };
    }
  });

  ipcMain.handle(IPC_EVENTS.SCRIPT_RECORD_STOP, async () => {
    try {
      return await stopRecording();
    } catch (error: any) {
      log.error('[SCRIPT_RECORD_STOP] error:', error);
      return { success: false, error: error?.message || 'Recording stop failed' };
    }
  });

  // 打开渠道
  ipcMain.handle(IPC_EVENTS.OPEN_CHANNEL, async (_event, channels: any) => {
    try {
      await launchLocalChrome()

      const scriptsDir = getScriptsDir()
      const scriptPath = path.join(scriptsDir, 'open_all_channel.js')

      openedTabIndexByChannelName.clear()

      if (Array.isArray(channels)) {
        for (let i = 0; i < channels.length; i++) {
          const name = channels[i]?.channelName
          if (name) openedTabIndexByChannelName.set(String(name), i)
        }
      }

      const result = await executeScriptServiceInstance.executeScript(scriptPath, { channels })
      return { success: true, result }
    } catch (error) {
      return { success: false, error: (error as any)?.message || 'open channel failed' }
    }
  })

  // 执行脚本
  ipcMain.handle(IPC_EVENTS.EXECUTE_SCRIPT, async (_event, options: any) => {
    try {
      // 从options.roomList列表中找到对应的名称
      const roomType = options.roomList.find((item: any) => item.id === options.roomType);

      const pairs: Array<[string, string]> = [
        ['fzName', 'fg_trace.js'],
        ['mtName', 'mt_trace.js'],
        ['dyHotelName', 'dy_hotel_trace.js'],
        ['dyHotSpringName', 'dy_hot_spring_trace.js']
      ]
      const scriptEntries = pairs.filter(([prop]) => roomType?.[prop])

      const scriptsDir = getScriptsDir()

      const scriptPaths = scriptEntries.map(([channel, fileName]) => {
        const p = path.join(scriptsDir, fileName)
        if (!fs.existsSync(p)) {
          throw new Error(`Script not found for channel ${channel}: ${p}`)
        }
        return { channel, scriptPath: p }
      })

      const results: any[] = []
      for (let i = 0; i < scriptPaths.length; i++) {
        const item = scriptPaths[i]
        const channelNameMap: Record<string, string> = {
          fzName: 'fliggy',
          mtName: 'meituan',
          dyHotelName: 'douyin',
          dyHotSpringName: 'douyin',
        }
        const defaultTabIndexMap: Record<string, number> = {
          fliggy: 0,
          meituan: 1,
          douyin: 2
        }
        const mappedName = channelNameMap[item.channel]
        const tabIndex = mappedName ? (openedTabIndexByChannelName.get(mappedName) ?? defaultTabIndexMap[mappedName] ?? i) : i
        log.info(`Launching script for channel ${item.channel}: ${item.scriptPath} (tabIndex: ${tabIndex})`)
        const result = await executeScriptServiceInstance.executeScript(item.scriptPath, {
          roomType: roomType[item.channel],
          startTime: options.startTime,
          endTime: options.endTime,
          operation: options.operation,
          tabIndex,
        })
        results.push({
          channel: item.channel,
          scriptPath: item.scriptPath,
          ...result,
        })
      }

      return { success: true, result: results };
    } catch (error: any) {
      return { success: false, error: error.message };
    }
  });
}