import { useDict } from './dict';

// 日期格式化
export function parseTime(time, pattern) {
  if (arguments.length === 0 || !time) {
    return null;
  }
  const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}';
  let date;
  if (typeof time === 'object') {
    date = time;
  } else {
    if (typeof time === 'string' && /^[0-9]+$/.test(time)) {
      time = parseInt(time);
    } else if (typeof time === 'string') {
      time = time
        .replace(new RegExp(/-/gm), '/')
        .replace('T', ' ')
        .replace(new RegExp(/\.[\d]{3}/gm), '');
    }
    if (typeof time === 'number' && time.toString().length === 10) {
      time = time * 1000;
    }
    date = new Date(time);
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay(),
  };
  const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key];
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') {
      return ['日', '一', '二', '三', '四', '五', '六'][value];
    }
    if (result.length > 0 && value < 10) {
      value = '0' + value;
    }
    return value || 0;
  });
  return time_str;
}

// 表单重置
export function resetForm(refName) {
  if (this.$refs[refName]) {
    this.$refs[refName].resetFields();
  }
}

// 添加日期范围
export function addDateRange(params, dateRange, propName) {
  let search = params;
  search.params =
    typeof search.params === 'object' && search.params !== null && !Array.isArray(search.params)
      ? search.params
      : {};
  dateRange = Array.isArray(dateRange) ? dateRange : [];
  if (typeof propName === 'undefined') {
    search.params['beginTime'] = dateRange[0];
    search.params['endTime'] = dateRange[1];
  } else {
    search.params['begin' + propName] = dateRange[0];
    search.params['end' + propName] = dateRange[1];
  }
  return search;
}
export function addDateRanges(params, dateRange1, dateRange2, propName) {
  let search = params;
  search.params =
    typeof search.params === 'object' && search.params !== null && !Array.isArray(search.params)
      ? search.params
      : {};
  dateRange1 = Array.isArray(dateRange1) ? dateRange1 : [];
  dateRange2 = Array.isArray(dateRange2) ? dateRange2 : [];
  if (typeof propName === 'undefined') {
    search.params['beginTime'] = dateRange1[0];
    search.params['endTime'] = dateRange1[1];
    search.params['timeFrom'] = dateRange2[0];
    search.params['timeTo'] = dateRange2[1];
  } else {
    search.params['begin' + propName] = dateRange1[0];
    search.params['end' + propName] = dateRange1[1];
    search.params['from' + propName] = dateRange2[0];
    search.params['to' + propName] = dateRange2[1];
  }
  return search;
}

// 回显数据字典
export function selectDictLabel(datas, value) {
  if (value === undefined) {
    return '';
  }
  var actions = [];
  Object.keys(datas).some((key) => {
    if (datas[key].value == '' + value) {
      actions.push(datas[key].label);
      return true;
    }
  });
  if (actions.length === 0) {
    actions.push(value);
  }
  return actions.join('');
}

// 回显数据字典（字符串数组）
export function selectDictLabels(datas, value, separator) {
  if (value === undefined || value.length === 0) {
    return '';
  }
  if (Array.isArray(value)) {
    value = value.join(',');
  }
  var actions = [];
  var currentSeparator = undefined === separator ? ',' : separator;
  var temp = value.split(currentSeparator);
  Object.keys(value.split(currentSeparator)).some((val) => {
    var match = false;
    Object.keys(datas).some((key) => {
      if (datas[key].value == '' + temp[val]) {
        actions.push(datas[key].label + currentSeparator);
        match = true;
      }
    });
    if (!match) {
      actions.push(temp[val] + currentSeparator);
    }
  });
  return actions.join('').substring(0, actions.join('').length - 1);
}

// 字符串格式化(%s )
export function sprintf(str) {
  var args = arguments,
    flag = true,
    i = 1;
  str = str.replace(/%s/g, function () {
    var arg = args[i++];
    if (typeof arg === 'undefined') {
      flag = false;
      return '';
    }
    return arg;
  });
  return flag ? str : '';
}

// 转换字符串，undefined,null等转化为""
export function parseStrEmpty(str) {
  if (!str || str == 'undefined' || str == 'null') {
    return '';
  }
  return str;
}

// 千位分隔
export function thousandNumber(num) {
  return String(num).replace(/\B(?=(\d{3})+(?!\d))/g, ','); // 3是千分位，4是万分位
}

// 数据合并
export function mergeRecursive(source, target) {
  for (var p in target) {
    try {
      if (target[p].constructor == Object) {
        source[p] = mergeRecursive(source[p], target[p]);
      } else {
        source[p] = target[p];
      }
    } catch (e) {
      source[p] = target[p];
    }
  }
  return source;
}

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 */
export function handleTree(data, id, parentId, children) {
  let config = {
    id: id || 'id',
    parentId: parentId || 'parentId',
    childrenList: children || 'children',
  };

  var childrenListMap = {};
  var nodeIds = {};
  var tree = [];

  for (let d of data) {
    let parentId = d[config.parentId];
    if (childrenListMap[parentId] == null) {
      childrenListMap[parentId] = [];
    }
    nodeIds[d[config.id]] = d;
    childrenListMap[parentId].push(d);
  }

  for (let d of data) {
    let parentId = d[config.parentId];
    if (nodeIds[parentId] == null) {
      tree.push(d);
    }
  }

  for (let t of tree) {
    adaptToChildrenList(t);
  }

  function adaptToChildrenList(o) {
    if (childrenListMap[o[config.id]] !== null) {
      o[config.childrenList] = childrenListMap[o[config.id]];
    }
    if (o[config.childrenList]) {
      for (let c of o[config.childrenList]) {
        adaptToChildrenList(c);
      }
    }
  }
  return tree;
}

/**
 * 参数处理
 * @param {*} params  参数
 */
export function tansParams(params) {
  let result = '';
  for (const propName of Object.keys(params)) {
    const value = params[propName];
    var part = encodeURIComponent(propName) + '=';
    if (value !== null && value !== '' && typeof value !== 'undefined') {
      if (typeof value === 'object') {
        for (const key of Object.keys(value)) {
          if (value[key] !== null && value[key] !== '' && typeof value[key] !== 'undefined') {
            let params = propName + '[' + key + ']';
            var subPart = encodeURIComponent(params) + '=';
            result += subPart + encodeURIComponent(value[key]) + '&';
          }
        }
      } else {
        result += part + encodeURIComponent(value) + '&';
      }
    }
  }
  return result;
}

// 返回项目路径
export function getNormalPath(p) {
  if (p.length === 0 || !p || p == 'undefined') {
    return p;
  }
  let res = p.replace('//', '/');
  if (res[res.length - 1] === '/') {
    return res.slice(0, res.length - 1);
  }
  return res;
}

// 验证是否为blob格式
export function blobValidate(data) {
  return data.type !== 'application/json';
}

// 按照频次天数计算总数量
export function calculateQuantityByDays(frequency, days) {
  // const dict = useDict('rate_code').rate_code.value
  // const rate = dict.find(item => item.value === frequency).remark
  // if(rate){
  //   return Math.floor(Number(rate) * days)
  // } else {
  //   return undefined
  // }
  const frequencyMap = {
    ST: 1,
    QD: 1, // 每日一次
    BID: 2, // 每日两次
    TID: 3, // 每日三次
    QID: 4, // 每日四次
    QN: 1, // 每晚一次
    QOD: 1 / 2, // 每隔一日一次
    QW: 1 / 7, // 每周一次
    BIW: 2 / 7, // 每周两次
    TIW: 3 / 7, // 每周三次
    QOW: 1 / 14, // 隔周一次
  };
  if (!frequencyMap[frequency]) {
    return;
  }
  const quantity = frequencyMap[frequency] * days;
  return quantity < 1 ? 1 : Math.ceil(quantity);
}

export function formatNumber(dose) {
  if (dose === undefined || dose === null) {
    return '';
  }
  const parsedDose = parseFloat(dose);
  return parsedDose.toFixed(Number.isInteger(parsedDose) ? 0 : 2);
}

/**
 * 处理各种状态对应标签颜色，传值需要a，b两个数组状态值与颜色下标一致
 *
 * @param a 全部状态值数组
 * @param b 对应状态颜色，可重复
 * @param status 传入的当前状态值
 * @returns 当前状态值对应颜色
 */
export function handleColor(a, b, status) {
  if (a.length !== 0 && a.length === b.length && status) {
    const index = a.indexOf(status);
    if (index !== -1) {
      return b[index];
    }
  }
  return 'default';
}

/**
 * 获取系统可用打印机列表
 * @returns {Array} 打印机列表
 */
export function getPrinterList() {
  try {
    const printerList =
      window.hiprint && window.hiprint.hiwebSocket
        ? window.hiprint.hiwebSocket.getPrinterList()
        : [];
    return printerList || [];
  } catch (error) {
    console.error('获取打印机列表失败:', error);
    return [];
  }
}

/**
 * 从缓存获取上次选择的打印机
 * @returns {string} 打印机名称
 */
export function getCachedPrinter() {
  return localStorage.getItem('selectedPrinter') || '';
}

/**
 * 保存打印机选择到缓存
 * @param {string} printerName 打印机名称
 */
export function savePrinterToCache(printerName) {
  if (printerName) {
    localStorage.setItem('selectedPrinter', printerName);
  }
}

/**
 * 执行打印操作
 * @param {Array} data 打印数据
 * @param {Object} template 打印模板
 * @param {string} printerName 打印机名称（可选）
 * @param {Object} options 打印选项（可选）
 * @returns {Promise} 打印结果Promise
 */
export function executePrint(data, template, printerName, options = {}) {
  return new Promise((resolve, reject) => {
    try {
      if (!window.hiprint) {
        throw new Error('打印插件未加载');
      }

      const hiprintTemplate = new window.hiprint.PrintTemplate({ template });
      const printOptions = {
        title: '打印标题',
        height: 210,
        width: 148,
        ...options,
      };

      // 如果指定了打印机，添加到打印选项中
      if (printerName) {
        printOptions.printer = printerName;
        // 保存到缓存
        savePrinterToCache(printerName);
      }

      // 打印成功回调
      hiprintTemplate.on('printSuccess', function (e) {
        resolve({ success: true, event: e });
      });

      // 打印失败回调
      hiprintTemplate.on('printError', function (e) {
        reject({ success: false, event: e, message: '打印失败' });
      });

      // 执行打印
      hiprintTemplate.print2(data, printOptions);
    } catch (error) {
      reject({ success: false, error: error, message: error.message || '打印过程中发生错误' });
    }
  });
}

/**
 * 选择打印机并执行打印
 * @param {Array} data 打印数据
 * @param {Object} template 打印模板
 * @param {Function} showPrinterDialog 显示打印机选择对话框的函数
 * @param {Object} modal 消息提示对象
 * @param {Function} callback 打印完成后的回调函数
 */
export async function selectPrinterAndPrint(data, template, showPrinterDialog, modal, callback) {
  try {
    // 获取打印机列表
    const printerList = getPrinterList();

    if (printerList.length === 0) {
      modal.msgWarning('未检测到可用打印机');
      return;
    }

    // 获取缓存的打印机
    const cachedPrinter = getCachedPrinter();
    let selectedPrinter = '';

    // 判断打印机选择逻辑
    if (printerList.length === 1) {
      selectedPrinter = printerList[0].name;
      await executePrint(data, template, selectedPrinter);
      if (callback) callback();
    } else if (cachedPrinter && printerList.some((printer) => printer.name === cachedPrinter)) {
      selectedPrinter = cachedPrinter;
      await executePrint(data, template, selectedPrinter);
      if (callback) callback();
    } else {
      // 调用显示打印机选择对话框的函数
      showPrinterDialog(printerList, async (chosenPrinter) => {
        try {
          await executePrint(data, template, chosenPrinter);
          if (callback) callback();
        } catch (error) {
          modal.msgError(error.message || '打印失败');
        }
      });
    }
  } catch (error) {
    modal.msgError(error.message || '获取打印机列表失败');
  }
}