From 908ed5555f8a3d37cd057035b2792d66c8b7838a Mon Sep 17 00:00:00 2001
From: Carlos Tadeu Panato Junior <ctadeu@gmail.com>
Date: Sat, 13 Oct 2018 12:35:57 +0200
Subject: [APIv4] add getChannelMembersTimezone  (#9286)

* add getChannelMembersTimezone

* update per feedback review

* add delimeter to error
---
 app/channel.go      | 18 ++++++++++++++++++
 app/channel_test.go | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+)

(limited to 'app')

diff --git a/app/channel.go b/app/channel.go
index 93037cf05..dee856b94 100644
--- a/app/channel.go
+++ b/app/channel.go
@@ -1153,6 +1153,24 @@ func (a *App) GetChannelMembersPage(channelId string, page, perPage int) (*model
 	return result.Data.(*model.ChannelMembers), nil
 }
 
+func (a *App) GetChannelMembersTimezones(channelId string) ([]string, *model.AppError) {
+	result := <-a.Srv.Store.Channel().GetChannelMembersTimezones(channelId)
+	if result.Err != nil {
+		return nil, result.Err
+	}
+	membersTimezones := result.Data.([]map[string]string)
+
+	var timezones []string
+	for _, membersTimezone := range membersTimezones {
+		if membersTimezone["automaticTimezone"] == "" && membersTimezone["manualTimezone"] == "" {
+			continue
+		}
+		timezones = append(timezones, model.GetPreferredTimezone(membersTimezone))
+	}
+
+	return model.RemoveDuplicateStrings(timezones), nil
+}
+
 func (a *App) GetChannelMembersByIds(channelId string, userIds []string) (*model.ChannelMembers, *model.AppError) {
 	result := <-a.Srv.Store.Channel().GetMembersByIds(channelId, userIds)
 	if result.Err != nil {
diff --git a/app/channel_test.go b/app/channel_test.go
index 4b09bbb78..b6f460741 100644
--- a/app/channel_test.go
+++ b/app/channel_test.go
@@ -4,6 +4,7 @@
 package app
 
 import (
+	"strings"
 	"testing"
 
 	"github.com/mattermost/mattermost-server/model"
@@ -709,3 +710,40 @@ func TestRenameChannel(t *testing.T) {
 		})
 	}
 }
+
+func TestGetChannelMembersTimezones(t *testing.T) {
+	th := Setup().InitBasic().InitSystemAdmin()
+	defer th.TearDown()
+
+	userRequestorId := ""
+	postRootId := ""
+	if _, err := th.App.AddChannelMember(th.BasicUser2.Id, th.BasicChannel, userRequestorId, postRootId, false); err != nil {
+		t.Fatal("Failed to add user to channel. Error: " + err.Message)
+	}
+
+	user := th.BasicUser
+	user.Timezone["useAutomaticTimezone"] = "false"
+	user.Timezone["manualTimezone"] = "XOXO/BLABLA"
+	th.App.UpdateUser(user, false)
+
+	user2 := th.BasicUser2
+	user2.Timezone["automaticTimezone"] = "NoWhere/Island"
+	th.App.UpdateUser(user2, false)
+
+	user3 := model.User{Email: strings.ToLower(model.NewId()) + "success+test@example.com", Nickname: "Darth Vader", Username: "vader" + model.NewId(), Password: "passwd1", AuthService: ""}
+	ruser, _ := th.App.CreateUser(&user3)
+	th.App.AddUserToChannel(ruser, th.BasicChannel)
+
+	ruser.Timezone["automaticTimezone"] = "NoWhere/Island"
+	th.App.UpdateUser(ruser, false)
+
+	user4 := model.User{Email: strings.ToLower(model.NewId()) + "success+test@example.com", Nickname: "Darth Vader", Username: "vader" + model.NewId(), Password: "passwd1", AuthService: ""}
+	ruser, _ = th.App.CreateUser(&user4)
+	th.App.AddUserToChannel(ruser, th.BasicChannel)
+
+	timezones, err := th.App.GetChannelMembersTimezones(th.BasicChannel.Id)
+	if err != nil {
+		t.Fatal("Failed to get the timezones for a channel. Error: " + err.Error())
+	}
+	assert.Equal(t, 2, len(timezones))
+}
-- 
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