Add ChannelId and TeamId to PostActionIntegrationRequest (#9384)

* Add ChannelId and TeamId to PostActionIntegrationRequest

* Add tests

app/post.go

@@ -840,16 +840,26 @@ func (a *App) DoPostAction(postId, actionId, userId, selectedOption string) *mod
 		post = result.Data.(*model.Post)
 	}
 
+	cchan := a.Srv.Store.Channel().GetForPost(postId)
+	var channel *model.Channel
+	if result := <-cchan; result.Err != nil {
+		return result.Err
+	} else {
+		channel = result.Data.(*model.Channel)
+	}
+
 	action := post.GetAction(actionId)
 	if action == nil || action.Integration == nil {
 		return model.NewAppError("DoPostAction", "api.post.do_action.action_id.app_error", nil, fmt.Sprintf("action=%v", action), http.StatusNotFound)
 	}
 
 	request := &model.PostActionIntegrationRequest{
-		UserId:  userId,
-		PostId:  postId,
-		Type:    action.Type,
-		Context: action.Integration.Context,
+		UserId:    userId,
+		ChannelId: post.ChannelId,
+		TeamId:    channel.TeamId,
+		PostId:    postId,
+		Type:      action.Type,
+		Context:   action.Integration.Context,
 	}
 
 	if action.Type == model.POST_ACTION_TYPE_SELECT {

app/post_test.go

@@ -4,7 +4,6 @@
 package app
 
 import (
-	"encoding/json"
 	"fmt"
 	"net/http"
 	"net/http/httptest"
@@ -130,10 +129,12 @@ func TestPostAction(t *testing.T) {
 	})
 
 	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		var request model.PostActionIntegrationRequest
-		err := json.NewDecoder(r.Body).Decode(&request)
-		assert.NoError(t, err)
+		request := model.PostActionIntegrationRequesteFromJson(r.Body)
+		assert.NotNil(t, request)
+
 		assert.Equal(t, request.UserId, th.BasicUser.Id)
+		assert.Equal(t, request.ChannelId, th.BasicChannel.Id)
+		assert.Equal(t, request.TeamId, th.BasicTeam.Id)
 		if request.Type == model.POST_ACTION_TYPE_SELECT {
 			assert.Equal(t, request.DataSource, "some_source")
 			assert.Equal(t, request.Context["selected_option"], "selected")

model/post.go

@@ -154,6 +154,8 @@ type PostActionIntegration struct {
 
 type PostActionIntegrationRequest struct {
 	UserId     string          `json:"user_id"`
+	ChannelId  string          `json:"channel_id"`
+	TeamId     string          `json:"team_id"`
 	PostId     string          `json:"post_id"`
 	Type       string          `json:"type"`
 	DataSource string          `json:"data_source"`