feat：完善项目

app/controller/config/area.go

@@ -0,0 +1,24 @@
+package config
+
+import (
+	"ArmedPolice/app/service"
+	"ArmedPolice/config"
+)
+
+type Area struct{ *service.Session }
+
+type AreaHandle func(session *service.Session) *Area
+
+// List 区域信息
+func (c *Area) List(key string) map[string]string {
+	if key == "" {
+		key = config.DefaultChinaAreaCode
+	}
+	return config.SettingAreaInfo[key]
+}
+
+func NewArea() AreaHandle {
+	return func(session *service.Session) *Area {
+		return &Area{session}
+	}
+}