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export default class SettingUtils {
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/**
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* @description 生成页面查询语句
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* @return {String} arr_field 显示列字段
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* @return {String} search 搜索条件
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* @return {Object} setting 页面设置
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* @return {Array} regoptions 搜索条件正则替换
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*/
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static getDebugSql (setting, scripts, arr_field, regoptions, search) {
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let sql = ''
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let _dataresource = setting.dataresource
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let _customScript = ''
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scripts && scripts.forEach(script => {
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_customScript += `
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${script.sql}
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`
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})
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if (_customScript) {
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_customScript = `declare @ErrorCode nvarchar(50),@retmsg nvarchar(4000) select @ErrorCode='',@retmsg =''
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${_customScript}
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`
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}
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if (setting.default === 'false') {
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_dataresource = ''
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}
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if (_dataresource) {
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_dataresource = _dataresource.replace(/@\$|\$@/ig, '')
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}
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if (_customScript) {
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_customScript = _customScript.replace(/@\$|\$@/ig, '')
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}
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// 正则替换
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let _regoptions = regoptions.map(item => {
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return {
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reg: new RegExp('@' + item.key + '@', 'ig'),
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value: `'0'`
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}
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})
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_regoptions.push({
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reg: new RegExp('@orderBy@', 'ig'),
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value: setting.order
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}, {
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reg: new RegExp('@pageSize@', 'ig'),
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value: 10
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}, {
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reg: new RegExp('@pageIndex@', 'ig'),
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value: 1
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})
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let _search = search
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if (setting.queryType === 'statistics' && _dataresource) {
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_regoptions.forEach(item => {
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_dataresource = _dataresource.replace(item.reg, item.value)
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})
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_search = ''
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}
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if (_customScript) {
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_regoptions.forEach(item => {
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_customScript = _customScript.replace(item.reg, item.value)
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})
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}
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// 数据源处理, 存在显示列时
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if (arr_field && _dataresource) {
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if (/\s/.test(_dataresource)) {
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_dataresource = '(' + _dataresource + ') tb'
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}
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_dataresource = `select ${setting.laypage !== 'false' ? 'top 10' : ''} ${arr_field} from (select ${arr_field} ,ROW_NUMBER() over(order by ${setting.order}) as rows from ${_dataresource} ${_search}) tmptable ${setting.laypage !== 'false' ? 'where rows > 0' : ''} order by tmptable.rows`
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}
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if (_customScript) {
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sql = `/* sql 验证 */
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${_customScript}
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${_dataresource}
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aaa:
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if @ErrorCode!=''
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insert into tmp_err_retmsg (ID, ErrorCode, retmsg, CreateUserID) select @time_id@,@ErrorCode, @retmsg,@UserID@
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`
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} else {
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sql = `/* sql 验证 */
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${_dataresource}`
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}
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sql = sql.replace(/\n\s{8}/ig, '\n')
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console.info(sql)
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return sql
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}
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}
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