20260507213409

code/app/app-go/pkg/db/validate.go

@@ -0,0 +1,88 @@
+package db
+
+import (
+	"allapp-go/pkg/uniqueid"
+	"fmt"
+	"regexp"
+	"strings"
+)
+
+var identRe = regexp.MustCompile(`^[a-zA-Z0-9_]+$`)
+
+// 安全标识符校验
+func safeIdent(name string) bool {
+	return identRe.MatchString(name)
+}
+
+// 表名引用（支持 schema）
+func quoteTable(table string) string {
+	parts := strings.Split(table, ".")
+	for i, p := range parts {
+		if !safeIdent(p) {
+			panic(fmt.Sprintf("invalid table: %s", p))
+		}
+		parts[i] = `"` + p + `"`
+	}
+	return strings.Join(parts, ".")
+}
+
+// 字段引用
+func quoteCol(col string) string {
+	if !safeIdent(col) {
+		panic(fmt.Sprintf("invalid column: %s", col))
+	}
+	return `"` + col + `"`
+}
+
+// 校验数据
+func validateData(table string, keyField string, data map[string]any) (any, error) {
+	if table == "" {
+		return nil, fmt.Errorf("表名不能为空")
+	}
+
+	if len(data) == 0 {
+		return nil, fmt.Errorf("数据不能为空")
+	}
+
+	if keyField == "" {
+		return nil, fmt.Errorf("主键字段不能为空")
+	}
+
+	val, ok := data[keyField]
+	if !ok {
+		return nil, fmt.Errorf("缺少主键字段: %s", keyField)
+	}
+
+	if val == nil {
+		return nil, fmt.Errorf("主键字段值不能为空")
+	}
+
+	return val, nil
+}
+
+// 校验数据
+func validateInsertData(table string, keyField string, data map[string]any) (any, error) {
+	if table == "" {
+		return nil, fmt.Errorf("表名不能为空")
+	}
+
+	if len(data) == 0 {
+		return nil, fmt.Errorf("数据不能为空")
+	}
+
+	if keyField == "" {
+		return nil, fmt.Errorf("主键字段不能为空")
+	}
+
+	val, _ := data[keyField]
+
+	return val, nil
+}
+
+func ensureID(data map[string]any, keyField string) {
+	v, ok := data[keyField]
+
+	if !ok || v == nil || v == "" {
+		data[keyField] = uniqueid.NextId()
+	}
+}