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 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();
  // 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 };
    }
  });
}