import moment from 'moment'
import md5 from 'md5'

const service = window.GLOB.service ? (/\/$/.test(window.GLOB.service) ? window.GLOB.service : window.GLOB.service + '/') : ''

export default class Utils {
  /**
   * @description 生成32位uuid string + 时间
   * @return {String}  uuid
   */
  static getuuid () {
    let uuid = []
    let timestamp = new Date().getTime()
    let options = '0123456789abcdefghigklmnopqrstuv'
    for (let i = 0; i < 19; i++) {
      uuid.push(options.substr(Math.floor(Math.random() * 0x20), 1))
    }
    uuid = timestamp + uuid.join('')
    return uuid
  }

  /**
   * @description 生成GUID
   * @return {String}  guid
   */
  static getguid () {
    // 产生一个新的GUID值
    let uuid = []
    let d = new Date()
    let options = '0123456789abcdefghigklmnopqrstuv'
    for (let i = 0; i < 19; i++) {
      uuid.push(options.substr(Math.floor(Math.random() * 0x20), 1))
    }
    uuid = moment().format('YYYYMMDDHHmmss') + d.getMilliseconds() + uuid.join('')
    return uuid.toUpperCase()
  }

  /**
   * @description md5加密
   * @return {String}  str         加密串
   * @return {String}  timestamp   时间戳  
   */
  static encrypt (str, timestamp) {
    let salt = 'mingke' // 盐值
    let _str = str + salt + timestamp
    if (_str.length > 8000) {
      _str = _str.slice(_str.length - 8000)
    }
    return md5(_str)
  }

  /**
   * @description sql加密
   * @return {String}  value
   */
  static formatOptions (value) {
    if (!value) return ''

    let salt = 'minKe' // 盐值
    // 关键字转换规则
    let format = [{
      key: 'select',
      value: ' msltk '
    }, {
      key: 'from',
      value: ' mfrmk '
    }, {
      key: 'where',
      value: ' mwhrk '
    }, {
      key: 'order by',
      value: ' modbk '
    }, {
      key: 'asc',
      value: ' modack '
    }, {
      key: 'desc',
      value: ' moddesk '
    }, {
      key: 'top',
      value: ' mtpk '
    }, {
      key: 'like',
      value: ' mlkk '
    }, {
      key: 'not like',
      value: ' mnlkk '
    }, {
      key: 'between',
      value: ' mbtnk '
    }, {
      key: 'and',
      value: ' madk '
    }, {
      key: 'insert',
      value: ' mistk '
    }, {
      key: 'into',
      value: ' mitk '
    }, {
      key: 'update',
      value: ' muptk '
    }, {
      key: 'delete',
      value: ' mdelk '
    }, {
      key: 'begin',
      value: ' mbgink '
    }, {
      key: 'end',
      value: ' medk '
    }, {
      key: 'if',
      value: ' mefk '
    }, {
      key: 'while',
      value: ' mwilk '
    }, {
      key: 'create',
      value: ' mcrtk '
    }, {
      key: 'alter',
      value: ' matek '
    }, {
      key: 'len',
      value: ' mlnk '
    }, {
      key: 'left',
      value: ' mlftk '
    }, {
      key: 'right',
      value: ' mritk '
    }, {
      key: 'union',
      value: ' munok '
    }, {
      key: 'varchar',
      value: ' mvcrk '
    }, {
      key: 'getdate',
      value: ' mgtdtk '
    }, {
      key: 'TRY',
      value: ' mtryonek '
    }, {
      key: 'TRAN',
      value: ' mtrnk '
    }, {
      key: 'goto',
      value: ' mgtk '
    }, {
      key: 'set',
      value: ' mstk '
    }, {
      key: 'ROLLBACK',
      value: ' mrlbkk '
    }]

    // 替换关键字
    format.forEach(item => {
      let reg  =  new RegExp('(^|\\s)' + item.key + '(\\s|$)', 'ig')
      value = value.replace(reg, item.value)
    })

    // 1、替换%符（数据库中解析后sql报错），2、去除收尾多余空格
    value = value.replace(/%/ig, 'mpercent')
    value = value.replace(/(^\s|\s$)/ig, '')

    // value = value.replace(/>/ig, 'greateror')
    //   .replace(/</ig, 'lessor')
    //   .replace(/!=/ig, 'noequal')
    //   .replace(/=/ig, 'equal')
    //   .replace(/,/ig, 'comma')
    //   .replace(/>=/ig, 'greaterorequal')
    //   .replace(/<=/ig, 'lessorequal')
    //   .replace(/@/ig, 'matk')
    //   .replace(/\(/ig, 'mlbrktsk')
    //   .replace(/\)/ig, 'mrbrktsk')
    //   .replace(/\*/ig, 'mastrsk')
    //   .replace(/'/ig, 'mqotek')
    //   .replace(/\s/ig, 'mspace')

    // 1、encode编码（中文字符超出base64加密范围），2、base64加密
    value = window.btoa(window.encodeURIComponent(value))

    // 随机插入字符
    let index = Math.floor(Math.random() * value.length)
    value = value.slice(0, index) + salt + value.slice(index)

    // base64加密
    value = window.btoa(value)

    return value
  }

  /**
   * @description 初始化搜索条件
   * @param {Array}   searches     搜索条件
   * @return {String}  searches    格式化后结果
   */
  static initMainSearch (searches) {
    if (!searches || searches.length === 0) return []

    let newsearches = []
    searches.forEach(search => {
      let item = {
        key: search.field,
        match: search.match,
        type: search.type,
        value: search.initval
      }
      if (item.type === 'date') {
        item.value = item.value ? moment().subtract(item.value, 'days').format('YYYY-MM-DD') : ''
      } else if (item.type === 'datemonth') {
        item.value = item.value ? moment().subtract(item.value, 'month').format('YYYY-MM') : ''
      } else if (item.type === 'dateweek') {
        item.value = item.value ? [moment().subtract(item.value * 7, 'days').startOf('week').format('YYYY-MM-DD'),
          moment().subtract(item.value * 7, 'days').endOf('week').format('YYYY-MM-DD')] : ''
      } else if (item.type === 'daterange') {
        let _val = item.value
        if (_val) {
          try {
            _val = JSON.parse(_val)
          } catch {
            _val = ''
          }
        }
        item.value = _val ? [moment().subtract(_val[0], 'days').format('YYYY-MM-DD'),
          moment().subtract(_val[1], 'days').format('YYYY-MM-DD')] : ''
      } else if (item.type === 'multiselect') {
        item.value = item.value ? item.value.split(',').filter(Boolean) : []
      }
      newsearches.push(item)
    })
    
    return newsearches
  }

  /**
   * @description 初始化搜索条件
   * @param {Array}   searches     搜索条件
   * @return {String}  searches    格式化后结果
   */
  static formatCustomMainSearch (searches) {
    if (!searches || searches.length === 0) return {}

    let newsearches = {}
    searches.forEach(item => {
      if (item.type === 'date') {
        let timetail = ''
        let _val = item.value

        if (item.match === '<' || item.match === '<=') {
          timetail = ' 00:00:00.000'
          if (_val) {
            _val = moment(_val, 'YYYY-MM-DD').add(1, 'days').format('YYYY-MM-DD')
          }
        } else if (item.match === '>' || item.match === '>=') {
          timetail = ' 00:00:00.000'
        }

        if (newsearches[item.key]) {
          newsearches[item.key + '1'] = _val ? _val + timetail : null
        } else {
          newsearches[item.key] = _val ? _val + timetail : null
        }
      } else if (item.type === 'datemonth') {
        // 月-过滤条件，从月开始至结束
        let _startval = null
        let _endval = null

        if (item.value) {
          _startval = moment(item.value, 'YYYY-MM').startOf('month').format('YYYY-MM-DD') + ' 00:00:00.000'
          _endval = moment(item.value, 'YYYY-MM').endOf('month').add(1, 'days').format('YYYY-MM-DD') + ' 00:00:00.000'
        }
        
        newsearches[item.key] = _startval
        newsearches[item.key + '1'] = _endval
      } else if (item.type === 'dateweek') {
        let _endval = ''
        if (item.value) {
          _endval = moment(item.value[1], 'YYYY-MM-DD').add(1, 'days').format('YYYY-MM-DD')
        }

        newsearches[item.key] = item.value ? item.value[0] + ' 00:00:00.000' : null
        newsearches[item.key + '1'] = item.value ? _endval + ' 00:00:00.000' : null
      } else if (item.type === 'daterange') {
        let _endval = ''
        if (item.value) {
          _endval = moment(item.value[1], 'YYYY-MM-DD').add(1, 'days').format('YYYY-MM-DD')
        }

        newsearches[item.key] = item.value ? item.value[0] + ' 00:00:00.000' : null
        newsearches[item.key + '1'] = item.value ? _endval + ' 00:00:00.000' : null
      } else if (item.type === 'text') {
        item.key.split(',').forEach(field => { // 综合搜索，所字段拼接
          newsearches[field] = item.value
        })
      } else if (item.type === 'multiselect') {
        newsearches[item.key] = item.value.join(',')
      } else {
        newsearches[item.key] = item.value
      }
    })
    
    return newsearches
  }

  /**
   * @description 拼接搜索条件main
   * @param {Array}   searches     搜索条件
   * @return {String}  searchText  拼接结果
   */
  static joinMainSearchkey (searches) {
    if (!searches || searches.length === 0) return ''

    let searchText = ''
    searches.forEach(item => {
      if (!item.value || (item.type === 'multiselect' && item.value.length === 0)) return
      
      searchText += (searchText !== '' ? ' AND ' : '')
      if (item.type === 'text') {
        let str = item.match === '=' ? '' : '%'
        let fields = item.key.split(',').map(field => { // 综合搜索，所字段拼接
          return field + ' ' + item.match + ' \'' + str + item.value + str + '\''
        })

        searchText += '(' + fields.join(' OR ') + ')'
      } else if (item.type === 'select') {
        let str = item.match === '=' ? '' : '%'

        searchText += item.key + ' ' + item.match + ' \'' + str + item.value + str + '\''
      } else if (item.type === 'multiselect') {
        let str = item.match === '=' ? '' : '%'
        let options = item.value.map(val => {
          return item.key + ' ' + item.match + ' \'' + str + val + str + '\''
        })

        searchText += '(' + options.join(' OR ') + ')'
      } else if (item.type === 'date') {
        let _val = item.value
        let timetail = ' 00:00:00.000'
        let _match = item.match

        if (item.match === '<' || item.match === '<=') { // 时间为<=时，匹配后一天的0点，匹配方式为<
          _match = '<'
          _val = moment(_val, 'YYYY-MM-DD').add(1, 'days').format('YYYY-MM-DD')
        } else if (item.match === '=') {
          timetail = ''
        }

        searchText += '(' + item.key + ' ' + _match + ' \'' + _val + timetail + '\')'
      } else if (item.type === 'datemonth') { // 月-过滤条件，从月开始至结束，结束时间为月末加一天的0点，方式为<
        let _startval = moment(item.value, 'YYYY-MM').startOf('month').format('YYYY-MM-DD') + ' 00:00:00.000'
        let _endval = moment(item.value, 'YYYY-MM').endOf('month').add(1, 'days').format('YYYY-MM-DD') + ' 00:00:00.000'

        searchText += '(' + item.key + ' >= \'' + _startval + '\' AND ' + item.key + ' < \'' + _endval + '\')'
      } else if (item.type === 'dateweek') { // 周-过滤条件
        let _startval = item.value[0] + ' 00:00:00.000'
        let _endval = moment(item.value[1], 'YYYY-MM-DD').add(1, 'days').format('YYYY-MM-DD') + ' 00:00:00.000'

        searchText += '(' + item.key + ' >= \'' + _startval + '\' AND ' + item.key + ' < \'' + _endval + '\')'
      } else if (item.type === 'daterange') {
        let _startval = item.value[0] + ' 00:00:00.000'
        let _endval = moment(item.value[1], 'YYYY-MM-DD').add(1, 'days').format('YYYY-MM-DD') + ' 00:00:00.000'

        searchText += '(' + item.key + ' >= \'' + _startval + '\' AND ' + item.key + ' < \'' + _endval + '\')'
      } else {
        searchText += '(' + item.key + ' ' + item.match + ' \'' + item.value + '\')'
      }
    })
    return searchText
  }

  /**
   * @description 拼接搜索条件datamanage
   * @param {Array}   searches     搜索条件
   * @return {String}  searchText  拼接结果
   */
  static jointsearchkey (searches) {
    if (!searches || searches.length === 0) return ''
    let searchText = ''
    searches.forEach(item => {
      if (!item.value) return
      searchText += (searchText !== '' ? ' AND ' : '')
      if (item.type === 'text') {
        let options = item.key.split(',').map(op => {
          // equal时不添加%
          let str = item.op === 'equal' ? '' : '%'
          return op + ' ' + item.op + ' \'' + str + item.value + str + '\''
        })
        searchText += '(' + options.join(' OR ') + ')'
      } else if (item.type === 'date') {
        searchText += '(' + item.key + ' ' + item.op + ' \'' + item.value + '\')'
      } else {
        searchText += '(' + item.key + ' ' + item.op + ' \'' + item.value + '\')'
      }
    })
    return searchText
  }

  /**
   * @description 获取图片真实路径
   * @return {String}    url 图片路径
   */
  static getrealurl (url) {
    if (!url) return ''
    let baseurl = ''
    if (process.env.NODE_ENV === 'production') {
      baseurl = document.location.origin + '/' + service
    } else {
      baseurl = 'http://qingqiumarket.cn/' + service
    }
    // if (!/Content\/images\/upload\//.test(url)) {
    //   baseurl = baseurl + 'Content/images/upload/'
    // }
    let realurl = url.match(/^http/) || url.match(/^\/\//) ? url : baseurl + url
    return realurl
  }

  /**
   * @description 获取下拉搜索查询sql
   * @return {String} item   搜索条件信息
   */
  static getSelectQuerySql (item) {
    let _datasource = item.dataSource
    let sql = ''

    if (/\s/.test(_datasource)) { // 拼接别名
      _datasource = '(' + _datasource + ') tb'
    }

    if (item.type === 'link') {
      sql = 'select ' + item.valueField + ',' + item.valueText + ',' + item.linkField + ' from ' + _datasource
    } else {
      sql = 'select ' + item.valueField + ',' + item.valueText + ' from ' + _datasource
    }

    if (item.orderBy) {
      sql = sql + ' order by ' + item.orderBy + ' ' + item.orderType
    }

    return sql
  }

  /**
   * @description 使用系统函数时（sPC_TableData_InUpDe ），生成sql语句
   * @return {String} type   执行类型
   * @return {String} table  表名
   */
  static getSysDefaultSql (btn, setting, formdata, primaryId) {
    let primaryKey = setting.primaryKey || 'id'
    let _sql = ''

    console.log(primaryId)
    if (btn.OpenType === 'pop' && btn.sqlType === 'insert') {
      let keys = []
      let values = []
      formdata.forEach(item => {
        if (!item.readonly && item.type === 'number') {
          keys.push(item.key)
          values.push(item.value)
        } else if (!item.readonly) {
          keys.push(item.key)
          values.push('\'' + item.value + '\'')
        }
      })
      keys = keys.join(',')
      values = values.join(',')

      _sql = `insert into ${btn.sql} (${keys}, createuserid, BID) select ${values},@BID,@userid`
    } else if (btn.OpenType === 'pop' && btn.sqlType === 'update') {
      let _form = []
      formdata.forEach(item => {
        if (!item.readonly && item.type === 'number') {
          _form.push(item.key + '=' + item.value)
        } else if (!item.readonly) {
          _form.push(item.key + '=\'' + item.value + '\'')
        }
      })
      _form = _form.join(',')
      _sql = `update ${btn.sql} set ${_form},modifydate=getdate(),modifyuserid=@userid where ${primaryKey}=@${primaryKey}`
    } else if ((btn.OpenType === 'prompt' || btn.OpenType === 'exec') && btn.sqlType === 'LogicDelete') { // 逻辑删除
      _sql = `update ${btn.sql} set deleted=1,modifydate=getdate(),modifyuserid=@userid where ${primaryKey}=@${primaryKey}`
    } else if ((btn.OpenType === 'prompt' || btn.OpenType === 'exec') && btn.sqlType === 'delete') {
      _sql = `insert into snote (remark,createuserid) select '删除表:${btn.sql} 数据: ${primaryKey}='+@${primaryKey},@userid delete ${btn.sql} where ${primaryKey}=@${primaryKey}`
    }

    return _sql
  }

  /**
   * @description 删除存储过程sql
   * @return {String} name 存储过程名称
   */
  static dropfunc (name) {
    return `IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID('${name}') AND type in (N'P', N'PC'))  mdrpk PROCEDURE ${name}`
  }

  /**
   * @description 创建页面存储过程
   * @return {String}
   */
  static getTableFunc (param, menu, config) {
    let form = ''
    let formParam = ''
    let _columns = []
    let primaryKey = config.setting.primaryKey || 'ID'

    if (config.search && config.search.length > 0) {
      let _fields = new Map()
      config.search.forEach(item => {
        if (item.field) {
          let type = ''
          let _f = item.field

          if (item.type.match(/date/ig)) {
            type = 'datetime=null'
          } else {
            type = 'nvarchar(50)=\'\''
          }

          if (_fields.has(item.field)) {
            _f = _f + '1'
          }

          _fields.set(item.field, true)
          formParam = formParam + `mchr13k@${_f} ${type},`
        }
      })
    }

    if (config.columns && config.columns.length > 0) {
      config.columns.forEach(item => {
        if (item.field) {
          _columns.push(`${item.field} as ${item.label}`)
        }
      })

      form = `
        declare @dc table (${_columns.join(',')})
        
        @tableid ='${menu.MenuID}'
      `
    }

    let Ltext = `create proc ${param.innerFunc}
    ( /*${menu.MenuName}*/
    @BID nvarchar(50)='',
    @${primaryKey} nvarchar(50)='',${formParam}
    @PageIndex nvarchar(50)='',
    @PageSize nvarchar(50)='',
    @OrderCol nvarchar(50)='',
    @OrderType nvarchar(50)='',
    @exceltype nvarchar(50)='',
    @sEPTMenuNo nvarchar(50)='${menu.MenuNo}',
    @lang nvarchar(50)='',
    @debug nvarchar(50)='',
    @LoginUID nvarchar(50)='',
    @SessionUid nvarchar(50)='',
    @UserID nvarchar(50),
    @ErrorCode nvarchar(50) out,
    @retmsg nvarchar(4000) out
    )
    as
    begin
    declare  @BegindateTest datetime,@EnddateTest datetime
    select  @BegindateTest=getdate()
    set @ErrorCode=''
    set @retmsg=''
    BEGIN TRY
      /*事务操作*/
      BEGIN TRAN
        /*具体业务操作*/
        
        /* 
        select top 10 * from sProcExcep order by id desc
        
        declare @UserName  nvarchar(50),@FullName nvarchar(50)
        
        select @UserName=UserName,@FullName=FullName from SUsers where UID=@UserID
        ${form}
        if 1=2
        begin
          set @ErrorCode='E'
          set @retmsg='在此写报错'
          goto GOTO_RETURN
        end
        
        insert into sNote (remark,createuserid,CreateUser,CreateStaff)
        select '在此写日志',@UserID,@UserName,@FullName
        */
        
      COMMIT TRAN
      SET NOCOUNT ON
      RETURN
    END TRY
    BEGIN CATCH
      /*错误处理*/
      ROLLBACK TRAN
      DECLARE @ErrorMessage NVARCHAR(4000);
      DECLARE @ErrorSeverity INT;
      DECLARE @ErrorState INT;
      
      /*把自定义的友好的错误信息提示加上*/
      set @ErrorCode=cast(ERROR_NUMBER() as nvarchar(50))
      SET @retmsg=ERROR_MESSAGE();
      SELECT @ErrorMessage=ERROR_MESSAGE(),
        @ErrorSeverity=ERROR_SEVERITY(),
        @ErrorState=ERROR_STATE();
        
      RAISERROR(@ErrorMessage, /*-- Message text.*/
        @ErrorSeverity, /*-- Severity.*/
        @ErrorState  /*-- State.*/
      );
    END CATCH
    
    GOTO_RETURN:
      ROLLBACK TRAN
      
    END`

    Ltext = Ltext.replace(/\n\s{4}/ig, 'mchr13k')

    return Ltext
  }

  /**
   * @description 创建存储过程
   * @return {String}
   */
  static getfunc (param, btn, menu, config) {
    console.log(menu)
    let form = ''
    let formParam = ''
    let columns = config.columns
    let primaryKey = config.setting.primaryKey || 'ID'

    if (param.fields && param.fields.length > 0) {
      let _fields = []
      param.fields.forEach(item => {
        if (item.field) {
          let type = ''
          if (item.type.match(/date/ig)) {
            type = 'datetime=null'
          } else if (item.type === 'number') {
            type = `decimal(18,${item.decimal})=0`
          } else {
            type = 'nvarchar(50)=\'\''
          }
          formParam = formParam + `mchr13k@${item.field} ${type},`

          _fields.push(item.field)
        }
      })

      let field1 = _fields.join(',')
      let field2 = _fields.join(',@')
      let field3 = _fields.map(cell => {
        return cell + '=@' + cell
      })

      field2 = field2 ? '@' + field2 : ''
      field3 = field3.join(',')

      form = `
        insert into ${param.name} (${field1},createuserid) select ${field2},@UserID
        
        update ${param.name} set ${field3},modifydate=getdate(),modifyuserid=@UserID
      `
    }

    if (columns) {
      let _col = []
      let _field = []
      columns.forEach(col => {
        if (col.field) {
          if (col.type === 'number') {
            _col.push(col.field + ' decimal(18,2)')
          } else {
            _col.push(col.field + ' nvarchar(50)')
          }
          _field.push(col.field)
        }
      })
      _col = _col.join(',')
      _field = _field.join(',')

      form = form + `
        declare @dc table (${_col})
        
        insert into @dc (${_field})

        @tableid ='${menu.MenuID}'
      `
    }

    let Ltext = `create proc ${param.funcName}
    ( /*${menu.MenuName}  ${btn.label}*/
    @BID nvarchar(50)='',
    @${primaryKey} nvarchar(50)='',${formParam}
    @sEPTMenuNo nvarchar(50)='${param.menuNo}',
    @lang nvarchar(50)='',
    @debug nvarchar(50)='',
    @LoginUID nvarchar(50)='',
    @SessionUid nvarchar(50)='',
    @UserID nvarchar(50),
    @ErrorCode nvarchar(50) out,
    @retmsg nvarchar(4000) out
    )
    as
    begin
    declare  @BegindateTest datetime,@EnddateTest datetime
    select  @BegindateTest=getdate()
    set @ErrorCode=''
    set @retmsg=''
    BEGIN TRY
      /*事务操作*/
      BEGIN TRAN
        /*具体业务操作*/
        
        /* 
        select top 10 * from sProcExcep order by id desc
        
        declare @UserName  nvarchar(50),@FullName nvarchar(50)
        
        select @UserName=UserName,@FullName=FullName from SUsers where UID=@UserID
        ${form}
        if 1=2
        begin
          set @ErrorCode='E'
          set @retmsg='在此写报错'
          goto GOTO_RETURN
        end
        
        insert into sNote (remark,createuserid,CreateUser,CreateStaff)
        select '在此写日志',@UserID,@UserName,@FullName
        */
        
      COMMIT TRAN
      SET NOCOUNT ON
      RETURN
    END TRY
    BEGIN CATCH
      /*错误处理*/
      ROLLBACK TRAN
      DECLARE @ErrorMessage NVARCHAR(4000);
      DECLARE @ErrorSeverity INT;
      DECLARE @ErrorState INT;
      
      /*把自定义的友好的错误信息提示加上*/
      set @ErrorCode=cast(ERROR_NUMBER() as nvarchar(50))
      SET @retmsg=ERROR_MESSAGE();
      SELECT @ErrorMessage=ERROR_MESSAGE(),
        @ErrorSeverity=ERROR_SEVERITY(),
        @ErrorState=ERROR_STATE();
        
      RAISERROR(@ErrorMessage, /*-- Message text.*/
        @ErrorSeverity, /*-- Severity.*/
        @ErrorState  /*-- State.*/
      );
    END CATCH
    
    GOTO_RETURN:
      ROLLBACK TRAN
      
    END`

    Ltext = Ltext.replace(/\n\s{4}/ig, 'mchr13k')

    return Ltext
  }
}