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Monorepo for Tangled
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Go
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import ( "context" "encoding/json" "log" "net/http" "time"
"github.com/bluesky-social/indigo/atproto/syntax" "github.com/bluesky-social/indigo/xrpc" "tangled.org/core/appview/models" "tangled.org/core/consts")
type rawFeedOutput struct { Cursor *string `json:"cursor,omitempty"` Feed []rawFeedItem `json:"feed"`}
type rawFeedItem struct { Post rawPostView `json:"post"`}
type rawPostView struct { URI string `json:"uri"` Author struct { DID string `json:"did"` } `json:"author"` Record rawRecord `json:"record"` Embed json.RawMessage `json:"embed,omitempty"` LikeCount *int64 `json:"likeCount,omitempty"` ReplyCount *int64 `json:"replyCount,omitempty"` RepostCount *int64 `json:"repostCount,omitempty"` QuoteCount *int64 `json:"quoteCount,omitempty"`}
type rawRecord struct { Text string `json:"text"` CreatedAt string `json:"createdAt"` Langs []string `json:"langs,omitempty"` Tags []string `json:"tags,omitempty"` Facets json.RawMessage `json:"facets,omitempty"`}
type rawEmbedType struct { Type string `json:"$type"`}
func FetchPosts(ctx context.Context, c *xrpc.Client, limit int, cursor string) ([]models.BskyPost, string, error) { var out rawFeedOutput
params := map[string]any{ "actor": consts.TangledDid, "filter": "posts_no_replies", "limit": int64(limit), } if cursor != "" { params["cursor"] = cursor } if err := c.Do(ctx, http.MethodGet, "", "app.bsky.feed.getAuthorFeed", params, nil, &out); err != nil { return nil, "", err }
var posts []models.BskyPost for _, feedItem := range out.Feed { raw := feedItem.Post
if len(raw.Embed) > 0 { var t rawEmbedType json.Unmarshal(raw.Embed, &t) if t.Type == "app.bsky.embed.record#view" { continue } }
atUri, err := syntax.ParseATURI(raw.URI) if err != nil { log.Println("bsky: parse AT URI:", err) continue }
createdAt, err := time.Parse(time.RFC3339, raw.Record.CreatedAt) if err != nil { log.Println("bsky: parse createdAt:", err) continue }
post := models.BskyPost{ AuthorDid: raw.Author.DID, Rkey: atUri.RecordKey().String(), Text: raw.Record.Text, CreatedAt: createdAt, Langs: raw.Record.Langs, Tags: raw.Record.Tags, Facets: raw.Record.Facets, }
if raw.LikeCount != nil { post.LikeCount = *raw.LikeCount } if raw.ReplyCount != nil { post.ReplyCount = *raw.ReplyCount } if raw.RepostCount != nil { post.RepostCount = *raw.RepostCount } if raw.QuoteCount != nil { post.QuoteCount = *raw.QuoteCount }
if len(raw.Embed) > 0 { embed, err := parseEmbed(raw.Embed) if err != nil { log.Println("bsky: parse embed:", err) } post.Embed = embed }
posts = append(posts, post) }
nextCursor := "" if out.Cursor != nil { nextCursor = *out.Cursor }
return posts, nextCursor, nil}
func parseEmbed(raw json.RawMessage) (*models.PostEmbed, error) { var t rawEmbedType if err := json.Unmarshal(raw, &t); err != nil { return nil, err }
switch t.Type { case "app.bsky.embed.images#view": var v struct { Images []models.PostImage `json:"images"` } if err := json.Unmarshal(raw, &v); err != nil { return nil, err } return &models.PostEmbed{Images: v.Images}, nil
case "app.bsky.embed.gallery#view": // gallery items use "thumbnail" instead of "thumb" var v struct { Items []struct { Fullsize string `json:"fullsize"` Thumbnail string `json:"thumbnail"` Alt string `json:"alt"` AspectRatio *models.AspectRatio `json:"aspectRatio,omitempty"` } `json:"items"` } if err := json.Unmarshal(raw, &v); err != nil { return nil, err } embed := &models.PostEmbed{} for _, item := range v.Items { embed.Images = append(embed.Images, models.PostImage{ Fullsize: item.Fullsize, Thumb: item.Thumbnail, Alt: item.Alt, AspectRatio: item.AspectRatio, }) } return embed, nil
case "app.bsky.embed.external#view": var v struct { External models.PostExternal `json:"external"` } if err := json.Unmarshal(raw, &v); err != nil { return nil, err } return &models.PostEmbed{External: &v.External}, nil
case "app.bsky.embed.video#view": var v models.PostVideo if err := json.Unmarshal(raw, &v); err != nil { return nil, err } return &models.PostEmbed{Video: &v}, nil
case "app.bsky.embed.recordWithMedia#view": var v struct { Media json.RawMessage `json:"media"` } if err := json.Unmarshal(raw, &v); err != nil { return nil, err } return parseEmbed(v.Media)
default: return nil, nil }}