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main.go
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main.go
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// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package main
import (
"fmt"
"strings"
"github.com/mattermost/mattermost-server/v6/app/plugin_api_tests"
"github.com/mattermost/mattermost-server/v6/model"
"github.com/mattermost/mattermost-server/v6/plugin"
"github.com/mattermost/mattermost-server/v6/shared/mail"
)
type MyPlugin struct {
plugin.MattermostPlugin
configuration plugin_api_tests.BasicConfig
}
func (p *MyPlugin) OnConfigurationChange() error {
if err := p.API.LoadPluginConfiguration(&p.configuration); err != nil {
return err
}
return nil
}
func (p *MyPlugin) MessageWillBePosted(_ *plugin.Context, _ *model.Post) (*model.Post, string) {
to := p.configuration.BasicUserEmail
subject := "testing plugin api sending email"
body := "this is a test."
if err := p.API.SendMail(to, subject, body); err != nil {
return nil, err.Error()
}
// Check if we received the email
var resultsMailbox mail.JSONMessageHeaderInbucket
if errMail := mail.RetryInbucket(5, func() error {
var err error
resultsMailbox, err = mail.GetMailBox(to)
return err
}); errMail != nil {
return nil, errMail.Error()
}
if len(resultsMailbox) == 0 {
return nil, fmt.Sprintf("No mailbox results. Should be %v", len(resultsMailbox))
}
if !strings.ContainsAny(resultsMailbox[len(resultsMailbox)-1].To[0], to) {
return nil, "Result doesn't contain recipient"
}
resultsEmail, err1 := mail.GetMessageFromMailbox(to, resultsMailbox[len(resultsMailbox)-1].ID)
if err1 != nil {
return nil, err1.Error()
}
if resultsEmail.Subject != subject {
return nil, fmt.Sprintf("subject differs: %v vs %s", resultsEmail.Subject, subject)
}
if resultsEmail.Body.Text != body {
return nil, fmt.Sprintf("body differs: %v vs %s", resultsEmail.Body.Text, body)
}
return nil, "OK"
}
func main() {
plugin.ClientMain(&MyPlugin{})
}