Example of using the mattermost golang driver

mattermost-driver.go

package main

import (
	"log"
	"time"
	mattermost "github.com/mattermost/platform/model"
)

func printTeams(client *mattermost.Client) {
	r, e := client.GetAllTeams()
	if e != nil {
		log.Fatal("Couldn't get team map: ", e)
	}
	teamMap := r.Data.(map[string]*mattermost.Team)
	log.Print("Teams:")
	for teamId, team := range teamMap {
		log.Printf("%s -> %s", teamId, team.DisplayName)
	}
}

func printChannels(client *mattermost.Client) {
	r,e := client.GetChannels("")
	if e != nil {
		log.Fatal("Couldn't get channels: ", e)
	}
	channelList := r.Data.(*mattermost.ChannelList)
	log.Print("Channels:")
	for _, channel := range channelList.Channels {
		log.Printf("%s -> %s", channel.Id, channel.DisplayName)
	}
}

func printPosts(client *mattermost.Client, channelId string, start int, max int) {
	r, e := client.GetPosts(channelId, start, max, "")
	if e != nil {
		log.Fatal("Couldn't get posts: ", e)
	}
	posts := r.Data.(*mattermost.PostList)
	log.Print("Posts:")
	for _, post := range posts.Posts {
		log.Printf("%s -> %s @ %f", post.Id, post.Message, post.CreateAt)
	}
}

func getClient(url string, username string, password string) (*mattermost.Client) {
	client := mattermost.NewClient(url)
	r, e := client.Login(username, password)
	if e != nil {
		log.Fatal("Couldn't login: ", e)
	}
	log.Printf("Client logged in. Auth Token: %s.", client.AuthToken)
	user := r.Data.(*mattermost.User)
	log.Printf("User information: %s", user.ToJson())
	return client
}

func postMessage(client *mattermost.Client, userId string, channelId string, message string) {
	newPost := mattermost.Post{
		UserId: userId,
		ChannelId: channelId,
		Message: "Heartbeat.",
	}
	r,e := client.CreatePost(&newPost)
	if e != nil {
		log.Fatal("Couldn't make post: ", e)
	}
	post := r.Data.(*mattermost.Post)
	log.Print("Post created: ", post)
}

func main() {
	url := "http://172.17.0.1:8065"
	username := "username"
	password := "password"
	userId := "zzzzzzzzzzzzzzzzz"		//TODO: Fill this in from getClient output
	teamId := "zzzzzzzzzzzzzzzzz" 		//TODO: Fill this in from printTeams output
	channelId := "zzzzzzzzzzzzzzzzz"	//TODO: Fill this in from printChannels output

	client := getClient(url, username, password)
	printTeams(client)
	client.SetTeamId(teamId)
	printChannels(client)

	for _ = range []int{1, 2, 3, 4, 5} {
		printPosts(client, channelId, 0, 1000)
		postMessage(client, userId, channelId, "Heartbeat");
		oneSecond,_ := time.ParseDuration("1s")
		time.Sleep(oneSecond)
	}
}