[MM-17069] Api endpoint to unread a channel (#11794)

* [MM-17069] endpoint to unread a channel from post

* [MM-17069] update mock

* [MM-17069] first passing test

* [MM-17069] fix SQL typo

* [MM-17069] fix msgCount

* add tests

* [MM-17069] Fix tests

* [MM-16069] Remove trash, add comments

* [MM-16069] Add message to errors

* [MM-17069] fix go fmt

* [MM-17069] return an UnreadChannel response

* [MM-17069] added unauthorized test

* [MM-17069] fix operator

* [MM-17069] refactor tests

* [MM-16069] back to green tests

* [MM-17069] change url to include user

* [MM-17069] Fixing code review comments

* [MM-17069] One shouldn't fix manually what a machine can fix better

* [MM-17069] change response type, update tests

* [MM-17069] fix permission error

* [MM-17069] Add tests for edit_other_users permission

* [MM-17069] no magic numbers

model/channel_member.go

@@ -31,6 +31,16 @@ type ChannelUnread struct {
 	NotifyProps  StringMap `json:"-"`
 }
 
+type ChannelUnreadAt struct {
+	TeamId       string    `json:"team_id"`
+	UserId       string    `json:"user_id"`
+	ChannelId    string    `json:"channel_id"`
+	MsgCount     int64     `json:"msg_count"`
+	MentionCount int64     `json:"mention_count"`
+	LastViewedAt int64     `json:"last_viewed_at"`
+	NotifyProps  StringMap `json:"-"`
+}
+
 type ChannelMember struct {
 	ChannelId     string    `json:"channel_id"`
 	UserId        string    `json:"user_id"`
@@ -67,6 +77,11 @@ func (o *ChannelUnread) ToJson() string {
 	return string(b)
 }
 
+func (o *ChannelUnreadAt) ToJson() string {
+	b, _ := json.Marshal(o)
+	return string(b)
+}
+
 func ChannelMembersFromJson(data io.Reader) *ChannelMembers {
 	var o *ChannelMembers
 	json.NewDecoder(data).Decode(&o)
@@ -79,6 +94,12 @@ func ChannelUnreadFromJson(data io.Reader) *ChannelUnread {
 	return o
 }
 
+func ChannelUnreadAtFromJson(data io.Reader) *ChannelUnreadAt {
+	var o *ChannelUnreadAt
+	json.NewDecoder(data).Decode(&o)
+	return o
+}
+
 func (o *ChannelMember) ToJson() string {
 	b, _ := json.Marshal(o)
 	return string(b)

model/client4.go

@@ -2480,6 +2480,16 @@ func (c *Client4) PatchPost(postId string, patch *PostPatch) (*Post, *Response)
 	return PostFromJson(r.Body), BuildResponse(r)
 }
 
+// SetPostUnread marks channel where post belongs as unread on the time of the provided post.
+func (c *Client4) SetPostUnread(userId string, postId string) *Response {
+	r, err := c.DoApiPost(c.GetUserRoute(userId)+c.GetPostRoute(postId)+"/set_unread", "")
+	if err != nil {
+		return BuildErrorResponse(r, err)
+	}
+	defer closeBody(r)
+	return BuildResponse(r)
+}
+
 // PinPost pin a post based on provided post id string.
 func (c *Client4) PinPost(postId string) (bool, *Response) {
 	r, err := c.DoApiPost(c.GetPostRoute(postId)+"/pin", "")