Get more replies to a comment via /api/morechildren

Also started using slices of pointers instead of slices of structs. This
is useful especially in the case of adding to the list of replies of a
comment. If the comment is a plain old struct (non-pointer), the change
wouldn't happen

Signed-off-by: Vartan Benohanian <vartanbeno@gmail.com>
This commit is contained in:
Vartan Benohanian 2020-07-19 22:03:37 -04:00
parent 0bfff72973
commit 5c376a1af4
8 changed files with 108 additions and 67 deletions

View File

@ -36,8 +36,6 @@ var expectedCommentSubmitOrEdit = &Comment{
Edited: &Timestamp{time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC)},
PostID: "t3_link1",
Replies: &Replies{},
}
func TestCommentService_Submit(t *testing.T) {

View File

@ -15,7 +15,7 @@ import (
type ListingsService service
// Get returns posts, comments, and subreddits from their IDs.
func (s *ListingsService) Get(ctx context.Context, ids ...string) ([]Post, []Comment, []Subreddit, *Response, error) {
func (s *ListingsService) Get(ctx context.Context, ids ...string) ([]*Post, []*Comment, []*Subreddit, *Response, error) {
type query struct {
IDs []string `url:"id,comma"`
}
@ -45,7 +45,7 @@ func (s *ListingsService) Get(ctx context.Context, ids ...string) ([]Post, []Com
}
// GetPosts returns posts from their full IDs.
func (s *ListingsService) GetPosts(ctx context.Context, ids ...string) ([]Post, *Response, error) {
func (s *ListingsService) GetPosts(ctx context.Context, ids ...string) ([]*Post, *Response, error) {
if len(ids) == 0 {
return nil, nil, errors.New("must provide at least 1 id")
}

View File

@ -11,7 +11,7 @@ import (
)
var expectedModActionsResult = &ModActions{
ModActions: []ModAction{
ModActions: []*ModAction{
{
ID: "ModAction_b4e7979a-c4ad-11ea-8440-0ea1b7c2b8f9",
Action: "spamcomment",

58
post.go
View File

@ -62,7 +62,7 @@ type SubmitLinkOptions struct {
// Get returns a post with its comments.
// id is the ID36 of the post, not its full id.
// Example: instead of t3_abc123, use abc123.
func (s *PostService) Get(ctx context.Context, id string) (*Post, []Comment, *Response, error) {
func (s *PostService) Get(ctx context.Context, id string) (*Post, []*Comment, *Response, error) {
path := fmt.Sprintf("comments/%s", id)
req, err := s.client.NewRequest(http.MethodGet, path, nil)
if err != nil {
@ -433,7 +433,22 @@ func (s *PostService) DisableContestMode(ctx context.Context, id string) (*Respo
// More retrieves more comments that were left out when initially fetching the post.
// id is the post's full ID.
// commentIDs are the ID36s of comments.
func (s *PostService) More(ctx context.Context, id string, commentIDs ...string) (interface{}, *Response, error) {
func (s *PostService) More(ctx context.Context, comment *Comment) (*Response, error) {
if comment == nil {
return nil, errors.New("comment: cannot be nil")
}
if comment.Replies.MoreComments == nil {
return nil, nil
}
postID := comment.PostID
commentIDs := comment.Replies.MoreComments.Children
if len(commentIDs) == 0 {
return nil, nil
}
type query struct {
PostID string `url:"link_id"`
IDs []string `url:"children,comma"`
@ -441,21 +456,48 @@ func (s *PostService) More(ctx context.Context, id string, commentIDs ...string)
}
path := "api/morechildren"
path, err := addOptions(path, query{id, commentIDs, "json"})
path, err := addOptions(path, query{postID, commentIDs, "json"})
if err != nil {
return nil, nil, err
return nil, err
}
req, err := s.client.NewRequest(http.MethodGet, path, nil)
if err != nil {
return nil, nil, err
return nil, err
}
root := new(interface{})
type rootResponse struct {
JSON struct {
Data struct {
Things Things `json:"things"`
} `json:"data"`
} `json:"json"`
}
root := new(rootResponse)
resp, err := s.client.Do(ctx, req, root)
if err != nil {
return nil, resp, err
return resp, err
}
return root, resp, err
comments := root.JSON.Data.Things.Comments
for _, c := range comments {
addCommentToReplies(comment, c)
}
comment.Replies.MoreComments = nil
return resp, nil
}
// addCommentToReplies traverses the comment tree to find the one
// that the 2nd comment is replying to. It then adds it to its replies.
func addCommentToReplies(parent *Comment, comment *Comment) {
if parent.FullID == comment.ParentID {
parent.Replies.Comments = append(parent.Replies.Comments, comment)
return
}
for _, reply := range parent.Replies.Comments {
addCommentToReplies(reply, comment)
}
}

View File

@ -116,12 +116,12 @@ func (s *SubredditService) GetModerated(ctx context.Context, opts *ListOptions)
}
// GetSticky1 returns the first stickied post on a subreddit (if it exists).
func (s *SubredditService) GetSticky1(ctx context.Context, name string) (*Post, []Comment, *Response, error) {
func (s *SubredditService) GetSticky1(ctx context.Context, name string) (*Post, []*Comment, *Response, error) {
return s.getSticky(ctx, name, 1)
}
// GetSticky2 returns the second stickied post on a subreddit (if it exists).
func (s *SubredditService) GetSticky2(ctx context.Context, name string) (*Post, []Comment, *Response, error) {
func (s *SubredditService) GetSticky2(ctx context.Context, name string) (*Post, []*Comment, *Response, error) {
return s.getSticky(ctx, name, 2)
}
@ -240,7 +240,7 @@ func (s *SubredditService) getSubreddits(ctx context.Context, path string, opts
// getSticky returns one of the 2 stickied posts of the subreddit (if they exist).
// Num should be equal to 1 or 2, depending on which one you want.
func (s *SubredditService) getSticky(ctx context.Context, subreddit string, num int) (*Post, []Comment, *Response, error) {
func (s *SubredditService) getSticky(ctx context.Context, subreddit string, num int) (*Post, []*Comment, *Response, error) {
type query struct {
Num int `url:"num"`
}

View File

@ -30,7 +30,7 @@ var expectedSubreddit = &Subreddit{
var expectedSubreddits = &Subreddits{
After: "t5_2qh0u",
Before: "",
Subreddits: []Subreddit{
Subreddits: []*Subreddit{
{
ID: "2qs0k",
FullID: "t5_2qs0k",

View File

@ -120,34 +120,34 @@ type Listing struct {
// Things are objects/entities coming from the Reddit API.
type Things struct {
Comments []Comment
MoreComments []More
Comments []*Comment
MoreComments []*More
Users []User
Posts []Post
Subreddits []Subreddit
ModActions []ModAction
Users []*User
Posts []*Post
Subreddits []*Subreddit
ModActions []*ModAction
// todo: add the other kinds of things
}
func (t *Things) init() {
if t.Comments == nil {
t.Comments = make([]Comment, 0)
t.Comments = make([]*Comment, 0)
}
if t.MoreComments == nil {
t.MoreComments = make([]More, 0)
t.MoreComments = make([]*More, 0)
}
if t.Users == nil {
t.Users = make([]User, 0)
t.Users = make([]*User, 0)
}
if t.Posts == nil {
t.Posts = make([]Post, 0)
t.Posts = make([]*Post, 0)
}
if t.Subreddits == nil {
t.Subreddits = make([]Subreddit, 0)
t.Subreddits = make([]*Subreddit, 0)
}
if t.ModActions == nil {
t.ModActions = make([]ModAction, 0)
t.ModActions = make([]*ModAction, 0)
}
}
@ -166,35 +166,35 @@ func (t *Things) UnmarshalJSON(b []byte) error {
switch child["kind"] {
case kindComment:
var v Comment
if err := json.Unmarshal(byteValue, &v); err == nil {
v := new(Comment)
if err := json.Unmarshal(byteValue, v); err == nil {
t.Comments = append(t.Comments, v)
}
case kindMore:
var v More
if err := json.Unmarshal(byteValue, &v); err == nil {
v := new(More)
if err := json.Unmarshal(byteValue, v); err == nil {
t.MoreComments = append(t.MoreComments, v)
}
case kindAccount:
var v User
if err := json.Unmarshal(byteValue, &v); err == nil {
v := new(User)
if err := json.Unmarshal(byteValue, v); err == nil {
t.Users = append(t.Users, v)
}
case kindLink:
var v Post
if err := json.Unmarshal(byteValue, &v); err == nil {
v := new(Post)
if err := json.Unmarshal(byteValue, v); err == nil {
t.Posts = append(t.Posts, v)
}
case kindMessage:
case kindSubreddit:
var v Subreddit
if err := json.Unmarshal(byteValue, &v); err == nil {
v := new(Subreddit)
if err := json.Unmarshal(byteValue, v); err == nil {
t.Subreddits = append(t.Subreddits, v)
}
case kindAward:
case kindModAction:
var v ModAction
if err := json.Unmarshal(byteValue, &v); err == nil {
v := new(ModAction)
if err := json.Unmarshal(byteValue, v); err == nil {
t.ModActions = append(t.ModActions, v)
}
}
@ -238,7 +238,8 @@ type Comment struct {
PostPermalink string `json:"link_permalink,omitempty"`
// This doesn't appear when submitting a comment.
PostAuthor string `json:"link_author,omitempty"`
// This doesn't appear when submitting a comment.
// This doesn't appear when submitting a comment
// or when getting a post with its comments.
PostNumComments int `json:"num_comments"`
IsSubmitter bool `json:"is_submitter"`
@ -249,15 +250,15 @@ type Comment struct {
CanGild bool `json:"can_gild"`
NSFW bool `json:"over_18"`
Replies *Replies `json:"replies"`
Replies Replies `json:"replies"`
}
// Replies holds replies to a comment.
// It contains both comments and "more" comments, which are entrypoints to other
// comments that were left out.
type Replies struct {
Comments []Comment `json:"comments,omitempty"`
MoreComments []More `json:"more,omitempty"`
Comments []*Comment `json:"comments,omitempty"`
MoreComments *More `json:"more,omitempty"`
}
// UnmarshalJSON implements the json.Unmarshaler interface.
@ -276,7 +277,9 @@ func (r *Replies) UnmarshalJSON(data []byte) error {
if root.Data != nil {
r.Comments = root.Data.Things.Comments
r.MoreComments = root.Data.Things.MoreComments
if len(root.Data.Things.MoreComments) > 0 {
r.MoreComments = root.Data.Things.MoreComments[0]
}
}
return nil
@ -431,43 +434,43 @@ func (rl *rootListing) getModeratorActions() *ModActions {
// Comments is a list of comments
type Comments struct {
Comments []Comment `json:"comments"`
After string `json:"after"`
Before string `json:"before"`
Comments []*Comment `json:"comments"`
After string `json:"after"`
Before string `json:"before"`
}
// Users is a list of users
type Users struct {
Users []User `json:"users"`
After string `json:"after"`
Before string `json:"before"`
Users []*User `json:"users"`
After string `json:"after"`
Before string `json:"before"`
}
// Subreddits is a list of subreddits
type Subreddits struct {
Subreddits []Subreddit `json:"subreddits"`
After string `json:"after"`
Before string `json:"before"`
Subreddits []*Subreddit `json:"subreddits"`
After string `json:"after"`
Before string `json:"before"`
}
// Posts is a list of posts.
type Posts struct {
Posts []Post `json:"posts"`
After string `json:"after"`
Before string `json:"before"`
Posts []*Post `json:"posts"`
After string `json:"after"`
Before string `json:"before"`
}
// ModActions is a list of moderator action.
type ModActions struct {
ModActions []ModAction `json:"moderator_actions"`
After string `json:"after"`
Before string `json:"before"`
ModActions []*ModAction `json:"moderator_actions"`
After string `json:"after"`
Before string `json:"before"`
}
// postAndComments is a post and its comments
type postAndComments struct {
Post *Post
Comments []Comment
Comments []*Comment
}
// UnmarshalJSON implements the json.Unmarshaler interface.
@ -489,7 +492,7 @@ func (pc *postAndComments) UnmarshalJSON(data []byte) error {
post := l[0].getPosts().Posts[0]
comments := l[1].getComments().Comments
pc.Post = &post
pc.Post = post
pc.Comments = comments
return nil

View File

@ -46,7 +46,7 @@ var expectedUsers = map[string]*UserShort{
},
}
var expectedPost = Post{
var expectedPost = &Post{
ID: "gczwql",
FullID: "t3_gczwql",
Created: &Timestamp{time.Date(2020, 5, 3, 22, 46, 25, 0, time.UTC)},
@ -74,7 +74,7 @@ var expectedPost = Post{
IsSelfPost: true,
}
var expectedComment = Comment{
var expectedComment = &Comment{
ID: "f0zsa37",
FullID: "t1_f0zsa37",
Created: &Timestamp{time.Date(2019, 9, 21, 21, 38, 16, 0, time.UTC)},
@ -101,8 +101,6 @@ var expectedComment = Comment{
PostPermalink: "https://www.reddit.com/r/apple/comments/d7ejpn/im_giving_away_an_iphone_11_pro_to_a_commenter_at/",
PostAuthor: "iamthatis",
PostNumComments: 89751,
Replies: &Replies{},
}
var expectedRelationship = &Relationship{