20260904173136

code/fms/fms-vue/src/components/fms-module-common/queryUtils.js

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