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uni_modules/uview-plus/libs/luch-request/core/mergeConfig.js 3.15 KB
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  import { deepMerge, isUndefined } from '../utils'
  
  /**
   * 合并局部配置优先的配置,如果局部有该配置项则用局部,如果全局有该配置项则用全局
   * @param {Array} keys - 配置项
   * @param {Object} globalsConfig - 当前的全局配置
   * @param {Object} config2 - 局部配置
   * @return {{}}
   */
  const mergeKeys = (keys, globalsConfig, config2) => {
      const config = {}
      keys.forEach((prop) => {
          if (!isUndefined(config2[prop])) {
              config[prop] = config2[prop]
          } else if (!isUndefined(globalsConfig[prop])) {
              config[prop] = globalsConfig[prop]
          }
      })
      return config
  }
  /**
   *
   * @param globalsConfig - 当前实例的全局配置
   * @param config2 - 当前的局部配置
   * @return - 合并后的配置
   */
  export default (globalsConfig, config2 = {}) => {
      const method = config2.method || globalsConfig.method || 'GET'
      let config = {
          baseURL: globalsConfig.baseURL || '',
          method,
          url: config2.url || '',
          params: config2.params || {},
          custom: { ...(globalsConfig.custom || {}), ...(config2.custom || {}) },
          header: deepMerge(globalsConfig.header || {}, config2.header || {})
      }
      const defaultToConfig2Keys = ['getTask', 'validateStatus']
      config = { ...config, ...mergeKeys(defaultToConfig2Keys, globalsConfig, config2) }
  
      // eslint-disable-next-line no-empty
      if (method === 'DOWNLOAD') {
      // #ifdef H5 || APP-PLUS
          if (!isUndefined(config2.timeout)) {
              config.timeout = config2.timeout
          } else if (!isUndefined(globalsConfig.timeout)) {
              config.timeout = globalsConfig.timeout
          }
      // #endif
      } else if (method === 'UPLOAD') {
          delete config.header['content-type']
          delete config.header['Content-Type']
          const uploadKeys = [
              // #ifdef APP-PLUS || H5
              'files',
              // #endif
              // #ifdef MP-ALIPAY
              'fileType',
              // #endif
              // #ifdef H5
              'file',
              // #endif
              'filePath',
              'name',
              // #ifdef H5 || APP-PLUS
              'timeout',
              // #endif
              'formData'
          ]
          uploadKeys.forEach((prop) => {
              if (!isUndefined(config2[prop])) {
                  config[prop] = config2[prop]
              }
          })
          // #ifdef H5 || APP-PLUS
          if (isUndefined(config.timeout) && !isUndefined(globalsConfig.timeout)) {
              config.timeout = globalsConfig.timeout
          }
      // #endif
      } else {
          const defaultsKeys = [
              'data',
              // #ifdef H5 || APP-PLUS || MP-ALIPAY || MP-WEIXIN
              'timeout',
              // #endif
              'dataType',
              // #ifndef MP-ALIPAY
              'responseType',
              // #endif
              // #ifdef APP-PLUS
              'sslVerify',
              // #endif
              // #ifdef H5
              'withCredentials',
              // #endif
              // #ifdef APP-PLUS
              'firstIpv4'
              // #endif
          ]
          config = { ...config, ...mergeKeys(defaultsKeys, globalsConfig, config2) }
      }
  
      return config
  }