wxlitian/miniprogram/miniprogram_npm/axios-miniprogram-adapter/index.js

/*!
 * axios-miniprogram-adapter 0.3.4 (https://github.com/bigMeow/axios-miniprogram-adapter)
 * API https://github.com/bigMeow/axios-miniprogram-adapter/blob/master/doc/api.md
 * Copyright 2018-2022 bigMeow. All Rights Reserved
 * Licensed under MIT (https://github.com/bigMeow/axios-miniprogram-adapter/blob/master/LICENSE)
 */

'use strict';

var bind = function bind(fn, thisArg) {
  return function wrap() {
    var args = new Array(arguments.length);
    for (var i = 0; i < args.length; i++) {
      args[i] = arguments[i];
    }
    return fn.apply(thisArg, args);
  };
};

/*global toString:true*/

// utils is a library of generic helper functions non-specific to axios

var toString = Object.prototype.toString;

/**
 * Determine if a value is an Array
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is an Array, otherwise false
 */
function isArray(val) {
  return toString.call(val) === '[object Array]';
}

/**
 * Determine if a value is undefined
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if the value is undefined, otherwise false
 */
function isUndefined(val) {
  return typeof val === 'undefined';
}

/**
 * Determine if a value is a Buffer
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a Buffer, otherwise false
 */
function isBuffer(val) {
  return val !== null && !isUndefined(val) && val.constructor !== null && !isUndefined(val.constructor)
    && typeof val.constructor.isBuffer === 'function' && val.constructor.isBuffer(val);
}

/**
 * Determine if a value is an ArrayBuffer
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is an ArrayBuffer, otherwise false
 */
function isArrayBuffer(val) {
  return toString.call(val) === '[object ArrayBuffer]';
}

/**
 * Determine if a value is a FormData
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is an FormData, otherwise false
 */
function isFormData(val) {
  return (typeof FormData !== 'undefined') && (val instanceof FormData);
}

/**
 * Determine if a value is a view on an ArrayBuffer
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a view on an ArrayBuffer, otherwise false
 */
function isArrayBufferView(val) {
  var result;
  if ((typeof ArrayBuffer !== 'undefined') && (ArrayBuffer.isView)) {
    result = ArrayBuffer.isView(val);
  } else {
    result = (val) && (val.buffer) && (val.buffer instanceof ArrayBuffer);
  }
  return result;
}

/**
 * Determine if a value is a String
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a String, otherwise false
 */
function isString(val) {
  return typeof val === 'string';
}

/**
 * Determine if a value is a Number
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a Number, otherwise false
 */
function isNumber(val) {
  return typeof val === 'number';
}

/**
 * Determine if a value is an Object
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is an Object, otherwise false
 */
function isObject(val) {
  return val !== null && typeof val === 'object';
}

/**
 * Determine if a value is a Date
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a Date, otherwise false
 */
function isDate(val) {
  return toString.call(val) === '[object Date]';
}

/**
 * Determine if a value is a File
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a File, otherwise false
 */
function isFile(val) {
  return toString.call(val) === '[object File]';
}

/**
 * Determine if a value is a Blob
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a Blob, otherwise false
 */
function isBlob(val) {
  return toString.call(val) === '[object Blob]';
}

/**
 * Determine if a value is a Function
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a Function, otherwise false
 */
function isFunction(val) {
  return toString.call(val) === '[object Function]';
}

/**
 * Determine if a value is a Stream
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a Stream, otherwise false
 */
function isStream(val) {
  return isObject(val) && isFunction(val.pipe);
}

/**
 * Determine if a value is a URLSearchParams object
 *
 * @param {Object} val The value to test
 * @returns {boolean} True if value is a URLSearchParams object, otherwise false
 */
function isURLSearchParams(val) {
  return typeof URLSearchParams !== 'undefined' && val instanceof URLSearchParams;
}

/**
 * Trim excess whitespace off the beginning and end of a string
 *
 * @param {String} str The String to trim
 * @returns {String} The String freed of excess whitespace
 */
function trim(str) {
  return str.replace(/^\s*/, '').replace(/\s*$/, '');
}

/**
 * Determine if we're running in a standard browser environment
 *
 * This allows axios to run in a web worker, and react-native.
 * Both environments support XMLHttpRequest, but not fully standard globals.
 *
 * web workers:
 *  typeof window -> undefined
 *  typeof document -> undefined
 *
 * react-native:
 *  navigator.product -> 'ReactNative'
 * nativescript
 *  navigator.product -> 'NativeScript' or 'NS'
 */
function isStandardBrowserEnv() {
  if (typeof navigator !== 'undefined' && (navigator.product === 'ReactNative' ||
                                           navigator.product === 'NativeScript' ||
                                           navigator.product === 'NS')) {
    return false;
  }
  return (
    typeof window !== 'undefined' &&
    typeof document !== 'undefined'
  );
}

/**
 * Iterate over an Array or an Object invoking a function for each item.
 *
 * If `obj` is an Array callback will be called passing
 * the value, index, and complete array for each item.
 *
 * If 'obj' is an Object callback will be called passing
 * the value, key, and complete object for each property.
 *
 * @param {Object|Array} obj The object to iterate
 * @param {Function} fn The callback to invoke for each item
 */
function forEach(obj, fn) {
  // Don't bother if no value provided
  if (obj === null || typeof obj === 'undefined') {
    return;
  }

  // Force an array if not already something iterable
  if (typeof obj !== 'object') {
    /*eslint no-param-reassign:0*/
    obj = [obj];
  }

  if (isArray(obj)) {
    // Iterate over array values
    for (var i = 0, l = obj.length; i < l; i++) {
      fn.call(null, obj[i], i, obj);
    }
  } else {
    // Iterate over object keys
    for (var key in obj) {
      if (Object.prototype.hasOwnProperty.call(obj, key)) {
        fn.call(null, obj[key], key, obj);
      }
    }
  }
}

/**
 * Accepts varargs expecting each argument to be an object, then
 * immutably merges the properties of each object and returns result.
 *
 * When multiple objects contain the same key the later object in
 * the arguments list will take precedence.
 *
 * Example:
 *
 * ```js
 * var result = merge({foo: 123}, {foo: 456});
 * console.log(result.foo); // outputs 456
 * ```
 *
 * @param {Object} obj1 Object to merge
 * @returns {Object} Result of all merge properties
 */
function merge(/* obj1, obj2, obj3, ... */) {
  var result = {};
  function assignValue(val, key) {
    if (typeof result[key] === 'object' && typeof val === 'object') {
      result[key] = merge(result[key], val);
    } else {
      result[key] = val;
    }
  }

  for (var i = 0, l = arguments.length; i < l; i++) {
    forEach(arguments[i], assignValue);
  }
  return result;
}

/**
 * Function equal to merge with the difference being that no reference
 * to original objects is kept.
 *
 * @see merge
 * @param {Object} obj1 Object to merge
 * @returns {Object} Result of all merge properties
 */
function deepMerge(/* obj1, obj2, obj3, ... */) {
  var result = {};
  function assignValue(val, key) {
    if (typeof result[key] === 'object' && typeof val === 'object') {
      result[key] = deepMerge(result[key], val);
    } else if (typeof val === 'object') {
      result[key] = deepMerge({}, val);
    } else {
      result[key] = val;
    }
  }

  for (var i = 0, l = arguments.length; i < l; i++) {
    forEach(arguments[i], assignValue);
  }
  return result;
}

/**
 * Extends object a by mutably adding to it the properties of object b.
 *
 * @param {Object} a The object to be extended
 * @param {Object} b The object to copy properties from
 * @param {Object} thisArg The object to bind function to
 * @return {Object} The resulting value of object a
 */
function extend(a, b, thisArg) {
  forEach(b, function assignValue(val, key) {
    if (thisArg && typeof val === 'function') {
      a[key] = bind(val, thisArg);
    } else {
      a[key] = val;
    }
  });
  return a;
}

var utils = {
  isArray: isArray,
  isArrayBuffer: isArrayBuffer,
  isBuffer: isBuffer,
  isFormData: isFormData,
  isArrayBufferView: isArrayBufferView,
  isString: isString,
  isNumber: isNumber,
  isObject: isObject,
  isUndefined: isUndefined,
  isDate: isDate,
  isFile: isFile,
  isBlob: isBlob,
  isFunction: isFunction,
  isStream: isStream,
  isURLSearchParams: isURLSearchParams,
  isStandardBrowserEnv: isStandardBrowserEnv,
  forEach: forEach,
  merge: merge,
  deepMerge: deepMerge,
  extend: extend,
  trim: trim
};

/**
 * Update an Error with the specified config, error code, and response.
 *
 * @param {Error} error The error to update.
 * @param {Object} config The config.
 * @param {string} [code] The error code (for example, 'ECONNABORTED').
 * @param {Object} [request] The request.
 * @param {Object} [response] The response.
 * @returns {Error} The error.
 */
var enhanceError = function enhanceError(error, config, code, request, response) {
  error.config = config;
  if (code) {
    error.code = code;
  }

  error.request = request;
  error.response = response;
  error.isAxiosError = true;

  error.toJSON = function() {
    return {
      // Standard
      message: this.message,
      name: this.name,
      // Microsoft
      description: this.description,
      number: this.number,
      // Mozilla
      fileName: this.fileName,
      lineNumber: this.lineNumber,
      columnNumber: this.columnNumber,
      stack: this.stack,
      // Axios
      config: this.config,
      code: this.code
    };
  };
  return error;
};

/**
 * Create an Error with the specified message, config, error code, request and response.
 *
 * @param {string} message The error message.
 * @param {Object} config The config.
 * @param {string} [code] The error code (for example, 'ECONNABORTED').
 * @param {Object} [request] The request.
 * @param {Object} [response] The response.
 * @returns {Error} The created error.
 */
var createError = function createError(message, config, code, request, response) {
  var error = new Error(message);
  return enhanceError(error, config, code, request, response);
};

/**
 * Resolve or reject a Promise based on response status.
 *
 * @param {Function} resolve A function that resolves the promise.
 * @param {Function} reject A function that rejects the promise.
 * @param {object} response The response.
 */
var settle = function settle(resolve, reject, response) {
  var validateStatus = response.config.validateStatus;
  if (!validateStatus || validateStatus(response.status)) {
    resolve(response);
  } else {
    reject(createError(
      'Request failed with status code ' + response.status,
      response.config,
      null,
      response.request,
      response
    ));
  }
};

function encode(val) {
  return encodeURIComponent(val).
    replace(/%40/gi, '@').
    replace(/%3A/gi, ':').
    replace(/%24/g, '$').
    replace(/%2C/gi, ',').
    replace(/%20/g, '+').
    replace(/%5B/gi, '[').
    replace(/%5D/gi, ']');
}

/**
 * Build a URL by appending params to the end
 *
 * @param {string} url The base of the url (e.g., http://www.google.com)
 * @param {object} [params] The params to be appended
 * @returns {string} The formatted url
 */
var buildURL = function buildURL(url, params, paramsSerializer) {
  /*eslint no-param-reassign:0*/
  if (!params) {
    return url;
  }

  var serializedParams;
  if (paramsSerializer) {
    serializedParams = paramsSerializer(params);
  } else if (utils.isURLSearchParams(params)) {
    serializedParams = params.toString();
  } else {
    var parts = [];

    utils.forEach(params, function serialize(val, key) {
      if (val === null || typeof val === 'undefined') {
        return;
      }

      if (utils.isArray(val)) {
        key = key + '[]';
      } else {
        val = [val];
      }

      utils.forEach(val, function parseValue(v) {
        if (utils.isDate(v)) {
          v = v.toISOString();
        } else if (utils.isObject(v)) {
          v = JSON.stringify(v);
        }
        parts.push(encode(key) + '=' + encode(v));
      });
    });

    serializedParams = parts.join('&');
  }

  if (serializedParams) {
    var hashmarkIndex = url.indexOf('#');
    if (hashmarkIndex !== -1) {
      url = url.slice(0, hashmarkIndex);
    }

    url += (url.indexOf('?') === -1 ? '?' : '&') + serializedParams;
  }

  return url;
};

/**
 * Determines whether the specified URL is absolute
 *
 * @param {string} url The URL to test
 * @returns {boolean} True if the specified URL is absolute, otherwise false
 */
var isAbsoluteURL = function isAbsoluteURL(url) {
  // A URL is considered absolute if it begins with "<scheme>://" or "//" (protocol-relative URL).
  // RFC 3986 defines scheme name as a sequence of characters beginning with a letter and followed
  // by any combination of letters, digits, plus, period, or hyphen.
  return /^([a-z][a-z\d\+\-\.]*:)?\/\//i.test(url);
};

/**
 * Creates a new URL by combining the specified URLs
 *
 * @param {string} baseURL The base URL
 * @param {string} relativeURL The relative URL
 * @returns {string} The combined URL
 */
var combineURLs = function combineURLs(baseURL, relativeURL) {
  return relativeURL
    ? baseURL.replace(/\/+$/, '') + '/' + relativeURL.replace(/^\/+/, '')
    : baseURL;
};

/**
 * Creates a new URL by combining the baseURL with the requestedURL,
 * only when the requestedURL is not already an absolute URL.
 * If the requestURL is absolute, this function returns the requestedURL untouched.
 *
 * @param {string} baseURL The base URL
 * @param {string} requestedURL Absolute or relative URL to combine
 * @returns {string} The combined full path
 */
var buildFullPath = function buildFullPath(baseURL, requestedURL) {
  if (baseURL && !isAbsoluteURL(requestedURL)) {
    return combineURLs(baseURL, requestedURL);
  }
  return requestedURL;
};

var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
// encoder
function encoder(input) {
    var str = String(input);
    // initialize result and counter
    var block;
    var charCode;
    var idx = 0;
    var map = chars;
    var output = '';
    for (; 
    // if the next str index does not exist:
    //   change the mapping table to "="
    //   check if d has no fractional digits
    str.charAt(idx | 0) || (map = '=', idx % 1); 
    // "8 - idx % 1 * 8" generates the sequence 2, 4, 6, 8
    output += map.charAt(63 & block >> 8 - idx % 1 * 8)) {
        charCode = str.charCodeAt(idx += 3 / 4);
        if (charCode > 0xFF) {
            throw new Error("'btoa' failed: The string to be encoded contains characters outside of the Latin1 range.");
        }
        block = block << 8 | charCode;
    }
    return output;
}

var platFormName = "wechat" /* 微信 */;
/**
 * 获取各个平台的请求函数
 */
function getRequest() {
    switch (true) {
        case typeof wx === 'object':
            platFormName = "wechat" /* 微信 */;
            return wx.request.bind(wx);
        case typeof swan === 'object':
            platFormName = "baidu" /* 百度 */;
            return swan.request.bind(swan);
        case typeof dd === 'object':
            platFormName = "dd" /* 钉钉 */;
            // https://open.dingtalk.com/document/orgapp-client/send-network-requests
            return dd.httpRequest.bind(dd);
        case typeof my === 'object':
            /**
             * remark:
             * 支付宝客户端已不再维护 my.httpRequest，建议使用 my.request。另外，钉钉客户端尚不支持 my.request。若在钉钉客户端开发小程序，则需要使用 my.httpRequest。
             * my.httpRequest的请求头默认值为{'content-type': 'application/x-www-form-urlencoded'}。
             * my.request的请求头默认值为{'content-type': 'application/json'}。
             * 还有个 dd.httpRequest
             */
            platFormName = "alipay" /* 支付宝 */;
            return (my.request || my.httpRequest).bind(my);
        default:
            return wx.request.bind(wx);
    }
}
/**
 * 处理各平台返回的响应数据，抹平差异
 * @param mpResponse
 * @param config axios处理过的请求配置对象
 * @param request 小程序的调用发起请求时，传递给小程序api的实际配置
 */
function transformResponse(mpResponse, config, mpRequestOption) {
    var headers = mpResponse.header || mpResponse.headers;
    var status = mpResponse.statusCode || mpResponse.status;
    var statusText = '';
    if (status === 200) {
        statusText = 'OK';
    }
    else if (status === 400) {
        statusText = 'Bad Request';
    }
    var response = {
        data: mpResponse.data,
        status: status,
        statusText: statusText,
        headers: headers,
        config: config,
        request: mpRequestOption
    };
    return response;
}
/**
 * 处理各平台返回的错误信息，抹平差异
 * @param error 小程序api返回的错误对象
 * @param reject 上层的promise reject 函数
 * @param config
 */
function transformError(error, reject, config) {
    switch (platFormName) {
        case "wechat" /* 微信 */:
            if (error.errMsg.indexOf('request:fail abort') !== -1) {
                // Handle request cancellation (as opposed to a manual cancellation)
                reject(createError('Request aborted', config, 'ECONNABORTED', ''));
            }
            else if (error.errMsg.indexOf('timeout') !== -1) {
                // timeout
                reject(createError('timeout of ' + config.timeout + 'ms exceeded', config, 'ECONNABORTED', ''));
            }
            else {
                // NetWordError
                reject(createError('Network Error', config, null, ''));
            }
            break;
        case "dd" /* 钉钉 */:
        case "alipay" /* 支付宝 */:
            // https://docs.alipay.com/mini/api/network
            if ([14, 19].includes(error.error)) {
                reject(createError('Request aborted', config, 'ECONNABORTED', '', error));
            }
            else if ([13].includes(error.error)) {
                // timeout
                reject(createError('timeout of ' + config.timeout + 'ms exceeded', config, 'ECONNABORTED', '', error));
            }
            else {
                // NetWordError
                reject(createError('Network Error', config, null, '', error));
            }
            break;
        case "baidu" /* 百度 */:
            // TODO error.errCode
            reject(createError('Network Error', config, null, ''));
            break;
    }
}
/**
 * 将axios的请求配置，转换成各个平台都支持的请求config
 * @param config
 */
function transformConfig(config) {
    var _a;
    if (["alipay" /* 支付宝 */, "dd" /* 钉钉 */].includes(platFormName)) {
        config.headers = config.header;
        delete config.header;
        if ("dd" /* 钉钉 */ === platFormName && config.method !== "GET" && ((_a = config.headers) === null || _a === void 0 ? void 0 : _a['Content-Type']) === 'application/json' && Object.prototype.toString.call(config.data) === '[object Object]') {
            // Content-Type为application/json时，data参数只支持json字符串，需要手动调用JSON.stringify进行序列化
            config.data = JSON.stringify(config.data);
        }
    }
    return config;
}

var isJSONstr = function (str) {
    try {
        return typeof str === 'string' && str.length && (str = JSON.parse(str)) && Object.prototype.toString.call(str) === '[object Object]';
    }
    catch (error) {
        return false;
    }
};
function mpAdapter(config) {
    var request = getRequest();
    return new Promise(function (resolve, reject) {
        var requestTask;
        var requestData = config.data;
        var requestHeaders = config.headers;
        // baidu miniprogram only support upperCase
        var requestMethod = (config.method && config.method.toUpperCase()) || 'GET';
        // miniprogram network request config
        var mpRequestOption = {
            method: requestMethod,
            url: buildURL(buildFullPath(config.baseURL, config.url), config.params, config.paramsSerializer),
            timeout: config.timeout,
            // Listen for success
            success: function (mpResponse) {
                var response = transformResponse(mpResponse, config, mpRequestOption);
                settle(resolve, reject, response);
            },
            // Handle request Exception
            fail: function (error) {
                transformError(error, reject, config);
            },
            complete: function () {
                requestTask = undefined;
            }
        };
        // HTTP basic authentication
        if (config.auth) {
            var _a = [config.auth.username || '', config.auth.password || ''], username = _a[0], password = _a[1];
            requestHeaders.Authorization = 'Basic ' + encoder(username + ':' + password);
        }
        // Add headers to the request
        utils.forEach(requestHeaders, function setRequestHeader(val, key) {
            var _header = key.toLowerCase();
            if ((typeof requestData === 'undefined' && _header === 'content-type') || _header === 'referer') {
                // Remove Content-Type if data is undefined
                // And the miniprogram document said that '设置请求的 header，header 中不能设置 Referer'
                delete requestHeaders[key];
            }
        });
        mpRequestOption.header = requestHeaders;
        // Add responseType to request if needed
        if (config.responseType) {
            mpRequestOption.responseType = config.responseType;
        }
        if (config.cancelToken) {
            // Handle cancellation
            config.cancelToken.promise.then(function onCanceled(cancel) {
                if (!requestTask) {
                    return;
                }
                requestTask.abort();
                reject(cancel);
                // Clean up request
                requestTask = undefined;
            });
        }
        // Converting JSON strings to objects is handed over to the MiniPrograme
        if (isJSONstr(requestData)) {
            requestData = JSON.parse(requestData);
        }
        if (requestData !== undefined) {
            mpRequestOption.data = requestData;
        }
        requestTask = request(transformConfig(mpRequestOption));
    });
}

module.exports = mpAdapter;
module.exports.default = mpAdapter;