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feat: use cursor as LIMIT
+20
-13
+6
-1
cmd/feedweb/main.go
+6
-1
cmd/feedweb/main.go
···
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43
limit = l
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}
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}
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+
var cursor string = "0"
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+
if req.Cursor != "" {
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+
cursor = req.Cursor
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+
}
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params := feeds.FeedgenParams{
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Feed: req.Feed,
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Limit: limit,
50
-
Cursor: req.Cursor,
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+
Cursor: cursor,
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Langs: parseLangs(c.Request().Header.Get("Accept-Language")),
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}
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+
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feedFunc, ok := generators[req.Feed]
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if !ok {
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return c.String(http.StatusNotFound, "feed not found")
+14
-12
pkg/mostliked/generator.go
+14
-12
pkg/mostliked/generator.go
···
34
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}
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fmt.Fprint(&query, " ) ")
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}
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-
if params.Cursor != "" {
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-
fmt.Fprint(&query, " AND likes <= ? ")
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-
queryParams = append(queryParams, params.Cursor)
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-
}
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fmt.Fprint(&query, "ORDER BY likes DESC, create_ts DESC ")
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-
fmt.Fprint(&query, "LIMIT ?")
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-
queryParams = append(queryParams, params.Limit+1)
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+
fmt.Fprint(&query, "LIMIT ? OFFSET ?")
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+
queryParams = append(queryParams, params.Limit, params.Cursor)
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+
fmt.Println(query.String(), queryParams)
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rows, err := dbCnx.QueryContext(ctx, query.String(), queryParams...)
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if err != nil {
···
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var cursor string
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posts := make([]*appbsky.FeedDefs_SkeletonFeedPost, 0, params.Limit)
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75
79
-
for idx, row := range rows {
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-
if idx+1 <= params.Limit {
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-
posts = append(posts, &appbsky.FeedDefs_SkeletonFeedPost{Post: row.Uri})
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-
}
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-
cursor = strconv.Itoa(row.Likes)
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+
for _, row := range rows {
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+
posts = append(posts, &appbsky.FeedDefs_SkeletonFeedPost{Post: row.Uri})
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}
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skeleton := appbsky.FeedGetFeedSkeleton_Output{
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Feed: posts,
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}
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83
90
-
if len(rows) == params.Limit {
84
+
var offset int = 0
85
+
offset, err = strconv.Atoi(params.Cursor)
86
+
if err != nil {
87
+
log.Println("error converting cursor")
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+
}
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+
offset += len(posts)
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+
cursor = strconv.Itoa(offset)
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+
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+
if len(posts) == params.Limit {
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skeleton.Cursor = &cursor
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}
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