import axiosInstance from './axios'
import {
  RequestHttpEnum,
  ContentTypeEnum,
  RequestBodyEnum,
  RequestDataTypeEnum,
  RequestContentTypeEnum,
  RequestParamsObjType
} from '@/enums/httpEnum'
import type { RequestGlobalConfigType, RequestConfigType } from '@/store/modules/chartEditStore/chartEditStore.d'

export const get = (url: string, params?: object) => {
  return axiosInstance({
    url: url,
    method: RequestHttpEnum.GET,
    params: params
  })
}

export const post = (url: string, data?: object, headersType?: string) => {
  return axiosInstance({
    url: url,
    method: RequestHttpEnum.POST,
    data: data,
    headers: {
      'Content-Type': headersType || ContentTypeEnum.JSON
    }
  })
}

export const patch = (url: string, data?: object, headersType?: string) => {
  return axiosInstance({
    url: url,
    method: RequestHttpEnum.PATCH,
    data: data,
    headers: {
      'Content-Type': headersType || ContentTypeEnum.JSON
    }
  })
}

export const put = (url: string, data?: object, headersType?: ContentTypeEnum) => {
  return axiosInstance({
    url: url,
    method: RequestHttpEnum.PUT,
    data: data,
    headers: {
      'Content-Type': headersType || ContentTypeEnum.JSON
    }
  })
}

export const del = (url: string, params?: object) => {
  return axiosInstance({
    url: url,
    method: RequestHttpEnum.DELETE,
    params
  })
}

// 获取请求函数，默认get
export const http = (type?: RequestHttpEnum) => {
  switch (type) {
    case RequestHttpEnum.GET:
      return get

    case RequestHttpEnum.POST:
      return post

    case RequestHttpEnum.PATCH:
      return patch

    case RequestHttpEnum.PUT:
      return put

    case RequestHttpEnum.DELETE:
      return del

    default:
      return get
  }
}

/**
 * * 自定义请求
 * @param targetParams 当前组件参数
 * @param globalParams 全局参数
 */
export const customizeHttp = (targetParams: RequestConfigType, globalParams: RequestGlobalConfigType) => {
  if(!targetParams || !globalParams) {
    return
  }

  // 全局
  const {
    // 全局请求源地址
    requestOriginUrl,
    // 全局请求内容
    requestParams: globalRequestParams
  } = globalParams

  // 目标组件（优先级 > 全局组件）
  const {
    // 请求地址
    requestUrl,
    // 普通 / sql
    requestContentType,
    // 获取数据的方式
    requestDataType,
    // 请求方式 get/post/del/put/patch
    requestHttpType,
    // 请求体类型 none / form-data / x-www-form-urlencoded / json /xml
    requestParamsBodyType,
    // SQL 请求对象
    requestSQLContent,
    // 请求内容 params / cookie / header / body: 同 requestParamsBodyType
    requestParams: targetRequestParams
  } = targetParams

  // 静态排除
  if (requestDataType === RequestDataTypeEnum.STATIC) return

  if (!requestUrl) {
    return
  }

  // 处理头部
  const headers: RequestParamsObjType = {
    ...globalRequestParams.Header,
    ...targetRequestParams.Header,
  }

  // data 参数
  let data: RequestParamsObjType | FormData | string = {}
  // params 参数
  let params: RequestParamsObjType = targetRequestParams.Params
  // form 类型处理
  let formData: FormData = new FormData()
  formData.set('default', 'defaultData')
  // 类型处理

  switch (requestParamsBodyType) {
    case RequestBodyEnum.NONE:
      break

    case RequestBodyEnum.JSON:
      headers['Content-Type'] = ContentTypeEnum.JSON
      data = JSON.parse(targetRequestParams.Body['json'])
      // json 赋值给 data
      break

    case RequestBodyEnum.XML:
      headers['Content-Type'] = ContentTypeEnum.XML
      // xml 字符串赋值给 data
      data = targetRequestParams.Body['xml']
      break

    case RequestBodyEnum.X_WWW_FORM_URLENCODED:
      headers['Content-Type'] = ContentTypeEnum.FORM_URLENCODED
      const bodyFormData = targetRequestParams.Body['x-www-form-urlencoded']
      for (const i in bodyFormData) formData.set(i, bodyFormData[i])
      // FormData 赋值给 data
      data = formData
      break

    case RequestBodyEnum.FORM_DATA:
      headers['Content-Type'] = ContentTypeEnum.FORM_DATA
      const bodyFormUrlencoded = targetRequestParams.Body['form-data']
      for (const i in bodyFormUrlencoded) {
        formData.set(i, bodyFormUrlencoded[i])
      }
      // FormData 赋值给 data
      data = formData
      break
  }

  // sql 处理
  if (requestContentType === RequestContentTypeEnum.SQL) {
    headers['Content-Type'] = ContentTypeEnum.JSON
    data = requestSQLContent
  }

  return axiosInstance({
    url: `${requestOriginUrl}${requestUrl}`,
    method: requestHttpType,
    data,
    params,
    headers
  })
}