fixes markbates/pop#63, allowing int64 IDs on models

dialect.go

@@ -37,7 +37,7 @@ type dialect interface {
 func genericCreate(s store, model *Model, cols Columns) error {
 	keyType := model.PrimaryKeyType()
 	switch keyType {
-	case "int":
+	case "int", "int64":
 		var id int64
 		w := cols.Writeable()
 		query := fmt.Sprintf("INSERT INTO %s (%s) VALUES (%s)", model.TableName(), w.String(), w.SymbolizedString())
@@ -48,7 +48,12 @@ func genericCreate(s store, model *Model, cols Columns) error {
 		}
 		id, err = res.LastInsertId()
 		if err == nil {
-			model.setID(int(id))
+			if keyType == "int" {
+				model.setID(int(id))
+			}
+			if keyType == "int64" {
+				model.setID(int64(id))
+			}
 		}
 		return errors.Wrap(err, "couldn't get the last inserted id")
 	case "UUID":

finders.go

@@ -25,6 +25,8 @@ func (q *Query) Find(model interface{}, id interface{}) error {
 	switch t := id.(type) {
 	case int:
 		idi = t
+	case int64:
+		idi = int(t)
 	case uuid.UUID:
 		return q.Where(idq, t.String()).First(model)
 	case string:

model.go

@@ -83,7 +83,7 @@ func (m *Model) validateUpdate(c *Connection) (*validate.Errors, error) {
 }
 
 // ID returns the ID of the Model. All models must have an `ID` field this is
-// of type `int` or of type `uuid.UUID`.
+// of type `int`,`int64` or of type `uuid.UUID`.
 func (m *Model) ID() interface{} {
 	fbn, err := m.fieldByName("ID")
 	if err != nil {
@@ -182,5 +182,8 @@ func (m *Model) whereID() string {
 	if _, ok := id.(int); ok {
 		return fmt.Sprintf("%s.id = %d", m.TableName(), id)
 	}
+	if _, ok := id.(int64); ok {
+		return fmt.Sprintf("%s.id = %d", m.TableName(), id)
+	}
 	return fmt.Sprintf("%s.id ='%s'", m.TableName(), id)
 }