134 lines
3.9 KiB
JavaScript
134 lines
3.9 KiB
JavaScript
// 模块数据驱动列表的「查询条件」工具：构建查询 SQL 片段、解析查询输入/默认值。
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// 供 fms-module-list / fms-module-edit 等按模块元数据渲染的组件共用；
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// 展示格式化（parseOptions / formatDateValue）见 fieldUtils.js。
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export const identifierRe = /^[A-Za-z_][A-Za-z0-9_]*$/
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export function escapeSqlText(value) {
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return String(value).replaceAll("'", "''")
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}
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export function requireModuleId(value) {
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const id = String(value ?? '')
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if (!/^\d+$/.test(id)) throw new Error('模块 ID 格式不正确')
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return id
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}
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export function isEmptyValue(value) {
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return value === undefined || value === null || value === ''
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}
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export function isRangeQuery(item) {
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return (
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item.config.b_operator === 'between' ||
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item.config.b_component === 'number-range' ||
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item.field.b_type === 'datetime'
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)
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}
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export function isNumericField(item) {
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return item.field.b_type === 'number' || item.field.b_type === 'money'
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}
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export function isDateQuery(item) {
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return (
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item.config.b_component === 'date-picker' ||
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item.field.b_type === 'date' ||
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item.field.b_type === 'datetime'
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)
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}
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export function emptyQueryValue(item) {
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if (item.field.b_type === 'checkbox') return ''
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if (isRangeQuery(item) || item.config.b_operator === 'in') return []
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return undefined
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}
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export function defaultQueryValue(item) {
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const value = item.config.b_default_value
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if (value === null || value === undefined || value === '') return emptyQueryValue(item)
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if (isRangeQuery(item) || item.config.b_operator === 'in') {
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try {
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const parsed = JSON.parse(value)
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if (Array.isArray(parsed)) return parsed
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} catch {
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// 非 JSON 默认值继续按逗号分隔处理。
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}
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return String(value)
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.split(',')
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.map((part) => part.trim())
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.filter(Boolean)
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}
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if (isNumericField(item)) {
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const number = Number(value)
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return Number.isFinite(number) ? number : undefined
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}
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return value
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}
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export function sqlLiteral(value, field, endOfRange = false) {
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if (isEmptyValue(value)) return null
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if (field.b_type === 'number' || field.b_type === 'money') {
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const number = Number(value)
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return Number.isFinite(number) ? String(number) : null
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}
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if (field.b_type === 'checkbox') {
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return value === true || Number(value) === 1 ? '1' : '0'
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}
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let normalized = String(value)
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const isDate = field.b_type === 'date' || field.b_type === 'datetime'
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if (isDate && value && typeof value.format === 'function') {
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normalized = value.format('YYYY-MM-DD')
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} else if (isDate) {
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normalized = String(value).slice(0, 10)
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}
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if (field.b_type === 'datetime') {
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normalized += endOfRange ? ' 23:59:59' : ' 00:00:00'
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}
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return `N'${escapeSqlText(normalized)}'`
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}
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export function buildQueryCondition(item, value) {
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const fieldName = item.field.b_field
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if (!identifierRe.test(fieldName)) return ''
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const field = `[${fieldName}]`
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if (isRangeQuery(item)) {
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const values = Array.isArray(value) ? value : []
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const start = sqlLiteral(values[0], item.field)
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const end = sqlLiteral(values[1], item.field, true)
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if (start && end) return `${field} BETWEEN ${start} AND ${end}`
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if (start) return `${field} >= ${start}`
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if (end) return `${field} <= ${end}`
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return ''
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}
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if (item.config.b_operator === 'in') {
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let values = value
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if (!Array.isArray(values)) {
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values = String(value ?? '')
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.split(',')
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.map((part) => part.trim())
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.filter(Boolean)
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}
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const literals = []
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for (const entry of values) {
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const literal = sqlLiteral(entry, item.field)
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if (literal) literals.push(literal)
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}
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return literals.length ? `${field} IN (${literals.join(', ')})` : ''
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}
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const literal = sqlLiteral(value, item.field)
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if (!literal) return ''
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if (item.config.b_operator === 'like') {
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return `${field} LIKE N'%${escapeSqlText(String(value))}%'`
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}
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return `${field} = ${literal}`
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}
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