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2025-09-21 12:06:32 +08:00
parent 0e0f076fc4
commit e57caf3080
6 changed files with 599 additions and 572 deletions
@@ -0,0 +1,77 @@
+package structx
+
+import (
+	"reflect"
+	"sync"
+)
+
+// ChangeInfo 变更信息
+type ChangeInfo struct {
+	Old string `json:"old"`
+	New string `json:"new"`
+	Val any    `json:"val"`
+}
+
+// FieldInfo 字段信息
+type FieldInfo struct {
+	Index     []int
+	Name      string
+	IsPtr     bool
+	FieldType reflect.Type
+	IsSlice   bool
+	IsArray   bool
+}
+
+// converterFunc 类型转换函数
+type converterFunc func(reflect.Value, string) (interface{}, error)
+
+var (
+	typeConverters = map[reflect.Kind]converterFunc{
+		reflect.Bool:    convertBool,
+		reflect.Int:     convertInt[int],
+		reflect.Int8:    convertInt[int8],
+		reflect.Int16:   convertInt[int16],
+		reflect.Int32:   convertInt[int32],
+		reflect.Int64:   convertInt[int64],
+		reflect.Uint:    convertUint[uint],
+		reflect.Uint8:   convertUint[uint8],
+		reflect.Uint16:  convertUint[uint16],
+		reflect.Uint32:  convertUint[uint32],
+		reflect.Uint64:  convertUint[uint64],
+		reflect.Float32: convertFloat[float32],
+		reflect.Float64: convertFloat[float64],
+		reflect.String:  convertString,
+		reflect.Slice:   convertSlice,
+		reflect.Array:   convertArray,
+		reflect.Map:     convertMap,
+	}
+
+	typeInfoCache = make(map[reflect.Type]map[string]FieldInfo)
+	cacheMutex    = &sync.RWMutex{}
+
+	basicStructTypes = map[string]bool{
+		"time.Time":                             true,
+		"github.com/shopspring/decimal.Decimal": true,
+		"sql.NullString":                        true,
+		"sql.NullInt64":                         true,
+		"sql.NullBool":                          true,
+		"sql.NullFloat64":                       true,
+	}
+
+	basicKinds = map[reflect.Kind]bool{
+		reflect.String:  true,
+		reflect.Int:     true,
+		reflect.Int8:    true,
+		reflect.Int16:   true,
+		reflect.Int32:   true,
+		reflect.Int64:   true,
+		reflect.Uint:    true,
+		reflect.Uint8:   true,
+		reflect.Uint16:  true,
+		reflect.Uint32:  true,
+		reflect.Uint64:  true,
+		reflect.Float32: true,
+		reflect.Float64: true,
+		reflect.Bool:    true,
+	}
+)