Move command logic into app layer (#5617)

app/auto_posts.go

@@ -0,0 +1,103 @@
+// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package app
+
+import (
+	"bytes"
+	"github.com/mattermost/platform/model"
+	"github.com/mattermost/platform/utils"
+	"io"
+	"os"
+)
+
+type AutoPostCreator struct {
+	client         *model.Client
+	channelid      string
+	Fuzzy          bool
+	TextLength     utils.Range
+	HasImage       bool
+	ImageFilenames []string
+	Users          []string
+	Mentions       utils.Range
+	Tags           utils.Range
+}
+
+// Automatic poster used for testing
+func NewAutoPostCreator(client *model.Client, channelid string) *AutoPostCreator {
+	return &AutoPostCreator{
+		client:         client,
+		channelid:      channelid,
+		Fuzzy:          false,
+		TextLength:     utils.Range{Begin: 100, End: 200},
+		HasImage:       false,
+		ImageFilenames: TEST_IMAGE_FILENAMES,
+		Users:          []string{},
+		Mentions:       utils.Range{Begin: 0, End: 5},
+		Tags:           utils.Range{Begin: 0, End: 7},
+	}
+}
+
+func (cfg *AutoPostCreator) UploadTestFile() ([]string, bool) {
+	filename := cfg.ImageFilenames[utils.RandIntFromRange(utils.Range{Begin: 0, End: len(cfg.ImageFilenames) - 1})]
+
+	path := utils.FindDir("web/static/images")
+	file, err := os.Open(path + "/" + filename)
+	defer file.Close()
+
+	data := &bytes.Buffer{}
+	_, err = io.Copy(data, file)
+	if err != nil {
+		return nil, false
+	}
+
+	resp, appErr := cfg.client.UploadPostAttachment(data.Bytes(), cfg.channelid, filename)
+	if appErr != nil {
+		return nil, false
+	}
+
+	return []string{resp.FileInfos[0].Id}, true
+}
+
+func (cfg *AutoPostCreator) CreateRandomPost() (*model.Post, bool) {
+	var fileIds []string
+	if cfg.HasImage {
+		var err1 bool
+		fileIds, err1 = cfg.UploadTestFile()
+		if err1 == false {
+			return nil, false
+		}
+	}
+
+	var postText string
+	if cfg.Fuzzy {
+		postText = utils.FuzzPost()
+	} else {
+		postText = utils.RandomText(cfg.TextLength, cfg.Tags, cfg.Mentions, cfg.Users)
+	}
+
+	post := &model.Post{
+		ChannelId: cfg.channelid,
+		Message:   postText,
+		FileIds:   fileIds}
+	result, err2 := cfg.client.CreatePost(post)
+	if err2 != nil {
+		return nil, false
+	}
+	return result.Data.(*model.Post), true
+}
+
+func (cfg *AutoPostCreator) CreateTestPosts(rangePosts utils.Range) ([]*model.Post, bool) {
+	numPosts := utils.RandIntFromRange(rangePosts)
+	posts := make([]*model.Post, numPosts)
+
+	for i := 0; i < numPosts; i++ {
+		var err bool
+		posts[i], err = cfg.CreateRandomPost()
+		if err != true {
+			return posts, false
+		}
+	}
+
+	return posts, true
+}