import { ref, reactive } from 'vue'
import { http } from '@/api/index.js'
import tool from '@/common/utils/tool.js'

/**
 * GET请求Hook
 * @param {string} url 请求URL
 * @param {Object} options 配置选项
 * @returns {Object} 请求相关状态和方法
 */
export function useGet(url, options = {}) {
  const {
    manual = false, // 是否手动触发
    params = {}, // 请求参数
    cache = false, // 是否使用缓存
    loadingDelay = 0, // loading延迟时间
    onSuccess = () => {}, // 成功回调
    onError = () => {}, // 失败回调
  } = options

  // 状态
  const data = ref(null)
  const loading = ref(false)
  const error = ref(null)

  // loading延迟定时器
  let loadingTimer = null

  /**
   * 执行GET请求
   * @param {Object} requestParams 请求参数
   */
  async function run(requestParams = {}) {
    // 清除之前的loading延迟定时器
    if (loadingTimer) {
      clearTimeout(loadingTimer)
      loadingTimer = null
    }

    // 如果有loading延迟，先启动定时器
    if (loadingDelay > 0) {
      loadingTimer = setTimeout(() => {
        loading.value = true
      }, loadingDelay)
    } else {
      loading.value = true
    }

    try {
      const response = await http.get(url, {
        params: { ...params, ...requestParams },
        cache,
      })
      // 清除loading延迟定时器
      if (loadingTimer) {
        clearTimeout(loadingTimer)
        loadingTimer = null
      }
      data.value = response.data
      error.value = null
      onSuccess(response.data)
      return response.data
    } catch (err) {
      // 清除loading延迟定时器
      if (loadingTimer) {
        clearTimeout(loadingTimer)
        loadingTimer = null
      }
      error.value = err
      data.value = null
      console.error(`GET请求失败: ${url}`, err)
      onError(err)
      throw err
    } finally {
      loading.value = false
    }
  }

  /**
   * 取消请求
   */
  function cancel() {
    if (loadingTimer) {
      clearTimeout(loadingTimer)
      loadingTimer = null
    }
    loading.value = false
  }

  // 如果不是手动触发，立即执行
  if (!manual) {
    Promise.resolve().then(() => {
      run(params)
    })
  }

  return {
    data,
    loading,
    error,
    run,
    cancel,
  }
}

/**
 * POST请求Hook
 * @param {string} url 请求URL
 * @returns {Object} 请求相关状态和方法
 */
export function usePost(url) {
  /**
   * 执行POST请求
   * @param {Object} data 请求数据
   * @param {Object} options 配置选项
   */
  async function run(data, options = {}) {
    const { loadingDelay = 0, onSuccess = () => {}, onError = () => {} } = options

    let loadingTimer = null

    // 如果有loading延迟，先启动定时器
    if (loadingDelay > 0) {
      loadingTimer = setTimeout(() => {
        tool.loading()
      }, loadingDelay)
    } else {
      tool.loading()
    }

    try {
      const response = await http.post(url, data)
      // 清除loading延迟定时器
      if (loadingTimer) {
        clearTimeout(loadingTimer)
        loadingTimer = null
      }
      tool.hideLoading()
      onSuccess(response.data)
      return response.data
    } catch (err) {
      // 清除loading延迟定时器
      if (loadingTimer) {
        clearTimeout(loadingTimer)
        loadingTimer = null
      }
      tool.hideLoading()
      console.error(`POST请求失败: ${url}`, err)
      onError(err)
      throw err
    }
  }

  return {
    run,
  }
}