数据引擎重构

service/sync/table_manager.go

@@ -11,9 +11,10 @@ import (
 
 // ColumnDef 列定义
 type ColumnDef struct {
-	Name    string `json:"name"`
-	Type    string `json:"type"`
-	Comment string `json:"comment,omitempty"`
+	Name         string `json:"name"`
+	Type         string `json:"type"`
+	Comment      string `json:"comment,omitempty"`
+	DefaultValue string `json:"default_value,omitempty"`
 }
 
 // TableDefinition 表结构定义
@@ -41,10 +42,11 @@ func ParseTableDefinition(raw map[string]interface{}) (*TableDefinition, error)
 		n, _ := cm["name"].(string)
 		t, _ := cm["type"].(string)
 		comment, _ := cm["comment"].(string)
+		defaultVal, _ := cm["default_value"].(string)
 		if n == "" || t == "" {
 			continue
 		}
-		td.Columns = append(td.Columns, ColumnDef{Name: n, Type: t, Comment: comment})
+		td.Columns = append(td.Columns, ColumnDef{Name: n, Type: t, Comment: comment, DefaultValue: defaultVal})
 	}
 	if keys, _ := raw["conflict_keys"].([]interface{}); keys != nil {
 		for _, k := range keys {
@@ -82,7 +84,11 @@ func buildCreateSQL(td *TableDefinition) string {
 		"deleted_at TIMESTAMP WITH TIME ZONE",
 	}
 	for _, c := range td.Columns {
-		cols = append(cols, fmt.Sprintf("%s %s", c.Name, c.Type))
+		colSQL := fmt.Sprintf("%s %s", c.Name, c.Type)
+		if c.DefaultValue != "" {
+			colSQL += fmt.Sprintf(" DEFAULT '%s'", strings.ReplaceAll(c.DefaultValue, "'", "''"))
+		}
+		cols = append(cols, colSQL)
 	}
 	cols = append(cols, "raw_data JSONB DEFAULT '{}'")