Add GetFlag route

pkg/handler/crud.go

@@ -13,6 +13,7 @@ import (
 type CRUD interface {
 	FindFlags(flag.FindFlagsParams) middleware.Responder
 	CreateFlag(flag.CreateFlagParams) middleware.Responder
+	GetFlag(flag.GetFlagParams) middleware.Responder
 }
 
 // NewCRUD creates a new CRUD instance
@@ -48,3 +49,15 @@ func (c *crud) CreateFlag(params flag.CreateFlagParams) middleware.Responder {
 	resp.SetPayload(e2r.MapFlag(f))
 	return resp
 }
+
+func (c *crud) GetFlag(params flag.GetFlagParams) middleware.Responder {
+	f := &entity.Flag{}
+	q := entity.NewFlagQuerySet(repo.GetDB())
+	err := q.IDEq(uint(params.FlagID)).One(f)
+	if err != nil {
+		return flag.NewGetFlagDefault(500)
+	}
+	resp := flag.NewGetFlagOK()
+	resp.SetPayload(e2r.MapFlag(f))
+	return resp
+}

pkg/handler/handler.go

@@ -18,6 +18,7 @@ func Setup(api *operations.FlagrAPI) {
 	c := NewCRUD()
 	api.FlagFindFlagsHandler = flag.FindFlagsHandlerFunc(c.FindFlags)
 	api.FlagCreateFlagHandler = flag.CreateFlagHandlerFunc(c.CreateFlag)
+	api.FlagGetFlagHandler = flag.GetFlagHandlerFunc(c.GetFlag)
 
 	e := NewEval()
 	api.EvaluationPostEvaluationHandler = evaluation.PostEvaluationHandlerFunc(e.PostEvaluation)

swagger.yml

@@ -48,7 +48,28 @@ paths:
           description: generic error response
           schema:
             $ref: "#/definitions/error"
-
+  /flags/{flagID}:
+    get:
+      tags:
+        - flag
+      operationId: getFlag
+      parameters:
+        - in: path
+          name: flagID
+          description: numeric ID of the flag to get
+          required: true
+          type: integer
+          format: int32
+          minimum: 1
+      responses:
+        200:
+          description: returns the flag
+          schema:
+            $ref: "#/definitions/flag"
+        default:
+          description: generic error response
+          schema:
+            $ref: "#/definitions/error"
   /evaluation:
     post:
       tags: