MM-61297 - remove unused code (#29354)

* MM-61297 - remove unused code

* remove unused code for install plugin in backend

* fix translations

server/channels/app/notify_admin.go

@@ -117,7 +117,7 @@ func (a *App) SendNotifyAdminPosts(c request.CTX, workspaceName string, currentS
 		return nil
 	}
 
-	userBasedPaidFeatureData, userBasedPluginData := a.groupNotifyAdminByUser(data)
+	userBasedPaidFeatureData := a.groupNotifyAdminByUser(data)
 	featureBasedData := a.groupNotifyAdminByPaidFeature(data)
 	pluginBasedData := a.groupNotifyAdminByPlugin(data)
 
@@ -125,41 +125,12 @@ func (a *App) SendNotifyAdminPosts(c request.CTX, workspaceName string, currentS
 		if len(userBasedPaidFeatureData) > 0 && len(featureBasedData) > 0 {
 			a.upgradePlanAdminNotifyPost(c, workspaceName, userBasedPaidFeatureData, featureBasedData, systemBot, admin, trial)
 		}
-
-		if len(userBasedPluginData) > 0 {
-			a.pluginInstallAdminNotifyPost(c, userBasedPluginData, pluginBasedData, systemBot, admin)
-		}
 	}
 
 	a.FinishSendAdminNotifyPost(c, trial, now, pluginBasedData)
 	return nil
 }
 
-func (a *App) pluginInstallAdminNotifyPost(c request.CTX, userBasedData map[string][]*model.NotifyAdminData, pluginBasedPluginData map[string][]*model.NotifyAdminData, systemBot *model.Bot, admin *model.User) {
-	props := make(model.StringInterface)
-
-	channel, appErr := a.GetOrCreateDirectChannel(c, systemBot.UserId, admin.Id)
-	if appErr != nil {
-		c.Logger().Warn("Error getting direct channel", mlog.Err(appErr))
-		return
-	}
-
-	post := &model.Post{
-		UserId:    systemBot.UserId,
-		ChannelId: channel.Id,
-		Type:      fmt.Sprintf("%spl_notification", model.PostCustomTypePrefix), // webapp will have to create renderer for this custom post type
-	}
-
-	props["requested_plugins_by_plugin_ids"] = pluginBasedPluginData
-	props["requested_plugins_by_user_ids"] = userBasedData
-	post.SetProps(props)
-
-	_, appErr = a.CreatePost(c, post, channel, model.CreatePostFlags{SetOnline: true})
-	if appErr != nil {
-		c.Logger().Warn("Error creating post", mlog.Err(appErr))
-	}
-}
-
 func (a *App) upgradePlanAdminNotifyPost(c request.CTX, workspaceName string, userBasedData map[string][]*model.NotifyAdminData, featureBasedData map[model.MattermostFeature][]*model.NotifyAdminData, systemBot *model.Bot, admin *model.User, trial bool) {
 	props := make(model.StringInterface)
 	T := i18n.GetUserTranslations(admin.Locale)
@@ -276,17 +247,12 @@ func (a *App) FinishSendAdminNotifyPost(rctx request.CTX, trial bool, now int64,
 	}
 }
 
-func (a *App) groupNotifyAdminByUser(data []*model.NotifyAdminData) (map[string][]*model.NotifyAdminData, map[string][]*model.NotifyAdminData) {
+func (a *App) groupNotifyAdminByUser(data []*model.NotifyAdminData) map[string][]*model.NotifyAdminData {
 	userBasedPaidFeatureData := make(map[string][]*model.NotifyAdminData)
-	userBasedPluginData := make(map[string][]*model.NotifyAdminData)
 	for _, d := range data {
-		if strings.HasPrefix(string(d.RequiredFeature), string(model.PluginFeature)) {
-			userBasedPluginData[d.UserId] = append(userBasedPluginData[d.UserId], d)
-		} else {
-			userBasedPaidFeatureData[d.UserId] = append(userBasedPaidFeatureData[d.UserId], d)
-		}
+		userBasedPaidFeatureData[d.UserId] = append(userBasedPaidFeatureData[d.UserId], d)
 	}
-	return userBasedPaidFeatureData, userBasedPluginData
+	return userBasedPaidFeatureData
 }
 
 func (a *App) groupNotifyAdminByPaidFeature(data []*model.NotifyAdminData) map[model.MattermostFeature][]*model.NotifyAdminData {