import { parseTime } from "./FedEx";

/**
 * 表格时间格式化
 */
export function formatDate(cellValue) {
  if (cellValue == null || cellValue == "") return "";
  var date = new Date(cellValue);
  var year = date.getFullYear();
  var month =
    date.getMonth() + 1 < 10
      ? "0" + (date.getMonth() + 1)
      : date.getMonth() + 1;
  var day = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();
  var hours = date.getHours() < 10 ? "0" + date.getHours() : date.getHours();
  var minutes =
    date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes();
  var seconds =
    date.getSeconds() < 10 ? "0" + date.getSeconds() : date.getSeconds();
  return (
    year + "-" + month + "-" + day + " " + hours + ":" + minutes + ":" + seconds
  );
}

/**
 * @param {number} time
 * @param {string} option
 * @returns {string}
 */
export function formatTime(time, option) {
  if (("" + time).length === 10) {
    time = parseInt(time) * 1000;
  } else {
    time = +time;
  }
  const d = new Date(time);
  const now = Date.now();

  const diff = (now - d) / 1000;

  if (diff < 30) {
    return "刚刚";
  } else if (diff < 3600) {
    // less 1 hour
    return Math.ceil(diff / 60) + "分钟前";
  } else if (diff < 3600 * 24) {
    return Math.ceil(diff / 3600) + "小时前";
  } else if (diff < 3600 * 24 * 2) {
    return "1天前";
  }
  if (option) {
    return parseTime(time, option);
  } else {
    return (
      d.getMonth() +
      1 +
      "月" +
      d.getDate() +
      "日" +
      d.getHours() +
      "时" +
      d.getMinutes() +
      "分"
    );
  }
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function getQueryObject(url) {
  url = url == null ? window.location.href : url;
  const search = url.substring(url.lastIndexOf("?") + 1);
  const obj = {};
  const reg = /([^?&=]+)=([^?&=]*)/g;
  search.replace(reg, (rs, $1, $2) => {
    const name = decodeURIComponent($1);
    let val = decodeURIComponent($2);
    val = String(val);
    obj[name] = val;
    return rs;
  });
  return obj;
}

/**
 * @param {string} input value
 * @returns {number} output value
 */
export function byteLength(str) {
  // returns the byte length of an utf8 string
  let s = str.length;
  for (var i = str.length - 1; i >= 0; i--) {
    const code = str.charCodeAt(i);
    if (code > 0x7f && code <= 0x7ff) s++;
    else if (code > 0x7ff && code <= 0xffff) s += 2;
    if (code >= 0xdc00 && code <= 0xdfff) i--;
  }
  return s;
}

/**
 * @param {Array} actual
 * @returns {Array}
 */
export function cleanArray(actual) {
  const newArray = [];
  for (let i = 0; i < actual.length; i++) {
    if (actual[i]) {
      newArray.push(actual[i]);
    }
  }
  return newArray;
}

/**
 * @param {Object} json
 * @returns {Array}
 */
export function param(json) {
  if (!json) return "";
  return cleanArray(
    Object.keys(json).map((key) => {
      if (json[key] === undefined) return "";
      return encodeURIComponent(key) + "=" + encodeURIComponent(json[key]);
    })
  ).join("&");
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function param2Obj(url) {
  const search = decodeURIComponent(url.split("?")[1]).replace(/\+/g, " ");
  if (!search) {
    return {};
  }
  const obj = {};
  const searchArr = search.split("&");
  searchArr.forEach((v) => {
    const index = v.indexOf("=");
    if (index !== -1) {
      const name = v.substring(0, index);
      const val = v.substring(index + 1, v.length);
      obj[name] = val;
    }
  });
  return obj;
}

/**
 * @param {string} val
 * @returns {string}
 */
export function html2Text(val) {
  const div = document.createElement("div");
  div.innerHTML = val;
  return div.textContent || div.innerText;
}

/**
 * Merges two objects, giving the last one precedence
 * @param {Object} target
 * @param {(Object|Array)} source
 * @returns {Object}
 */
export function objectMerge(target, source) {
  if (typeof target !== "object") {
    target = {};
  }
  if (Array.isArray(source)) {
    return source.slice();
  }
  Object.keys(source).forEach((property) => {
    const sourceProperty = source[property];
    if (typeof sourceProperty === "object") {
      target[property] = objectMerge(target[property], sourceProperty);
    } else {
      target[property] = sourceProperty;
    }
  });
  return target;
}

/**
 * @param {HTMLElement} element
 * @param {string} className
 */
export function toggleClass(element, className) {
  if (!element || !className) {
    return;
  }
  let classString = element.className;
  const nameIndex = classString.indexOf(className);
  if (nameIndex === -1) {
    classString += "" + className;
  } else {
    classString =
      classString.substr(0, nameIndex) +
      classString.substr(nameIndex + className.length);
  }
  element.className = classString;
}

/**
 * @param {string} type
 * @returns {Date}
 */
export function getTime(type) {
  if (type === "start") {
    return new Date().getTime() - 3600 * 1000 * 24 * 90;
  } else {
    return new Date(new Date().toDateString());
  }
}

/**
 * @param {Function} func
 * @param {number} wait
 * @param {boolean} immediate
 * @return {*}
 */
export function debounce(func, wait, immediate) {
  let timeout, args, context, timestamp, result, data;

  const later = function () {
    // 据上一次触发时间间隔
    const last = +new Date() - timestamp;

    // 上次被包装函数被调用时间间隔 last 小于设定时间间隔 wait
    if (last < wait && last > 0) {
      timeout = setTimeout(later, wait - last);
    } else {
      timeout = null;
      // 如果设定为immediate===true，因为开始边界已经调用过了此处无需调用
      if (!immediate) {
        result = func.apply(context, data);
        if (!timeout) context = args = null;
      }
    }
  };

  return function (...args) {
    context = this;
    timestamp = +new Date();
    data = args; // 把实参作为防抖回调函数的返回值
    const callNow = immediate && !timeout;
    // 如果延时不存在，重新设定延时
    if (!timeout) timeout = setTimeout(later, wait);
    if (callNow) {
      result = func.apply(context, args);
      context = args = null;
    }

    return result;
  };
}

/**
 * This is just a simple version of deep copy
 * Has a lot of edge cases bug
 * If you want to use a perfect deep copy, use lodash's _.cloneDeep
 * @param {Object} source
 * @returns {Object}
 */
export function deepClone(source) {
  if (!source && typeof source !== "object") {
    throw new Error("error arguments", "deepClone");
  }
  const targetObj = source.constructor === Array ? [] : {};
  Object.keys(source).forEach((keys) => {
    if (source[keys] && typeof source[keys] === "object") {
      targetObj[keys] = deepClone(source[keys]);
    } else {
      targetObj[keys] = source[keys];
    }
  });
  return targetObj;
}

/**
 * @param {Array} arr
 * @returns {Array}
 */
export function uniqueArr(arr) {
  return Array.from(new Set(arr));
}

/**
 * @returns {string}
 */
export function createUniqueString() {
  const timestamp = +new Date() + "";
  const randomNum = parseInt((1 + Math.random()) * 65536) + "";
  return (+(randomNum + timestamp)).toString(32);
}

/**
 * Check if an element has a class
 * @param {HTMLElement} elm
 * @param {string} cls
 * @returns {boolean}
 */
export function hasClass(ele, cls) {
  return !!ele.className.match(new RegExp("(\\s|^)" + cls + "(\\s|$)"));
}

/**
 * Add class to element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function addClass(ele, cls) {
  if (!hasClass(ele, cls)) ele.className += " " + cls;
}

/**
 * Remove class from element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function removeClass(ele, cls) {
  if (hasClass(ele, cls)) {
    const reg = new RegExp("(\\s|^)" + cls + "(\\s|$)");
    ele.className = ele.className.replace(reg, " ");
  }
}

export function makeMap(str, expectsLowerCase) {
  const map = Object.create(null);
  const list = str.split(",");
  for (let i = 0; i < list.length; i++) {
    map[list[i]] = true;
  }
  return expectsLowerCase ? (val) => map[val.toLowerCase()] : (val) => map[val];
}

export const exportDefault = "export default ";

export const beautifierConf = {
  html: {
    indent_size: "2",
    indent_char: " ",
    max_preserve_newlines: "-1",
    preserve_newlines: false,
    keep_array_indentation: false,
    break_chained_methods: false,
    indent_scripts: "separate",
    brace_style: "end-expand",
    space_before_conditional: true,
    unescape_strings: false,
    jslint_happy: false,
    end_with_newline: true,
    wrap_line_length: "110",
    indent_inner_html: true,
    comma_first: false,
    e4x: true,
    indent_empty_lines: true,
  },
  js: {
    indent_size: "2",
    indent_char: " ",
    max_preserve_newlines: "-1",
    preserve_newlines: false,
    keep_array_indentation: false,
    break_chained_methods: false,
    indent_scripts: "normal",
    brace_style: "end-expand",
    space_before_conditional: true,
    unescape_strings: false,
    jslint_happy: true,
    end_with_newline: true,
    wrap_line_length: "110",
    indent_inner_html: true,
    comma_first: false,
    e4x: true,
    indent_empty_lines: true,
  },
};

// 首字母大小
export function titleCase(str) {
  return str.replace(/( |^)[a-z]/g, (L) => L.toUpperCase());
}

// 下划转驼峰
export function camelCase(str) {
  return str.replace(/-[a-z]/g, (str1) => str1.substr(-1).toUpperCase());
}

export function isNumberStr(str) {
  return /^[+-]?(0|([1-9]\d*))(\.\d+)?$/g.test(str);
}

// Array JsonValue 排序
export function sortList(arr, key) {
  return arr.sort((a, b) => {
    return a[key].localeCompare(b[key]);
  });
}

// 获取计算元素的属性的marginTop + marginBottom + paddingTop + paddingBottom值
function getPropertyValue(el) {
  let style, marginTop, marginBottom, paddingTop, paddingBottom;
  style = window.getComputedStyle(el, null);
  marginTop = style.getPropertyValue("margin-top");
  marginBottom = style.getPropertyValue("margin-bottom");
  paddingTop = style.getPropertyValue("padding-top");
  paddingBottom = style.getPropertyValue("padding-bottom");
  return (
    parseFloat(marginTop) +
    parseFloat(marginBottom) +
    parseFloat(paddingTop) +
    parseFloat(paddingBottom)
  );
}

// 获取页面内除了table其他模块所占的高,
// 以及margin-top margin-bottom padding-top padding-bottom
export function restTableHeight($refs) {
  let heigth = 0;
  Object.keys($refs).map((key) => {
    if (key != "formHeaderRef") {
      if (key == "ylTable") {
        $refs[key].$children.map((item) => {
          if (item.$el.id == "group-btn") {
            // table表格组合按钮
            heigth += getPropertyValue(item.$el);
            heigth += item.$el.clientHeight;
          } else if (item.$el.className == "el-pagination is-background") {
            // table表格组合分页
            if (item.$el.offsetParent.className == "pagination-container") {
              heigth += getPropertyValue(item.$el.offsetParent);
              heigth += item.$el.offsetParent.clientHeight;
            }
          }
        });
      } else {
        if ($refs[key].hasOwnProperty("$el")) {
          heigth += $refs[key].$el.clientHeight;
          heigth += getPropertyValue($refs[key].$el);
        } else {
          heigth += $refs[key].$el.clientHeight;
          heigth += getPropertyValue($refs[key]);
        }
      }
    } else if (key == "formHeaderRef") {
      heigth += getPropertyValue($refs[key]);
    }
  });
  // 右边栏top-header全局组件的高
  let topHeaderClientHeight = document.querySelector(".headerRef").clientHeight;
  return heigth + topHeaderClientHeight;
}

/**
 * Array Json去重 & 排序
 * @author SunYu
 * @param {Array} arr
 * @param {string || Object} keys
 * @description 对数组中指定的JSON字段去重和指定的字段进行排序
 * @example
 * 当指定一个字段去重时：removeDuplicates(arr, "name")
 * 当指定一个字段去重并且排序如下：
 * removeDuplicates(res.data.list, {
 *    duplicate: "name", // 去重字段
 *    sortType: "Number", // 排序类型
 *    sortAttr: "id", // 排序字段
 * })
 */
export function removeDuplicates(arr, keys) {
  let duplicate, dateTime;
  if (typeof keys == "object") {
    duplicate = keys.duplicate;
    dateTime = keys.dateTime;
  }
  // 去重
  let map = new Map();
  for (let i = 0; i < arr.length; i++) {
    let item = arr[i];
    if (
      !map.has(item[duplicate]) ||
      new Date(map.get(item[duplicate])[dateTime]) < new Date(item[dateTime])
    ) {
      map.set(item[duplicate], item);
    }
  }
  const result = Array.from(map.values());
  // 返回去重结果
  if (typeof keys == "string") return result;
  // 排序
  if (typeof keys == "object") {
    if (keys.sort) {
      if (keys.sortType.toLowerCase().trim() == "number") {
        if (result.length) {
          result = sortFn();
        }
        // 返回排序去重结果
      }
    }
    return result;
  }
  // 排序方法
  function sortFn() {
    if (isNaN(Number(result[0][keys.sortAttr]))) {
      return result.sort((a, b) =>
        a[keys.sortAttr].localeCompare(b[keys.sortAttr])
      ); // 按字母排序
    } else {
      return result.sort((a, b) => a[keys.sortAttr] - b[keys.sortAttr]); // 按数字排序
    }
  }
}
/**
 * Array Json
 * @author SunYu
 * @param {Array} arr
 * @param {string} key
 * @description 把所有重复的过滤出来
 * @example
 * filterRepeat(arr, "name")
 */
export function filterRepeat(arr, key) {
  const newArr = arr
    .map((item) => item[key])
    .filter((key, index, array) => array.indexOf(key) !== index);

  return arr.filter((item) => newArr.includes(item[key]));
}
/**
 * Array Json
 * @author SunYu
 * @param {Array} arr
 * @param {string} key
 * @param {string} time
 * @description 把数组JSON字段重复的值过滤出来，并且根据时间戳返回最新的那一条且返回新的数组
 * @example
 * filterRepeatNewData(arr, "name", "createTime")
 */
export function filterRepeatNewData(arr, key, time) {
  // 找出最大时间戳
  const maxDate = filterRepeat(arr, key).reduce(
    (max, obj) =>
      new Date(obj[time]).getTime() > max ? new Date(obj[time]).getTime() : max,
    -Infinity
  );
  // 找出最大时间戳对应的数据并且返回新的数组
  const result = filterRepeat(arr, key).filter(
    (obj) => new Date(obj[time]).getTime() === maxDate
  );
  return result;
}