Monorepo for Tangled
tangled.org
appview/repo: don't depend on appview-side cache for repo language stats
KnotMirror will maintain both permanent/ephemeral caches.
AppView still has its own cache for search index.
Signed-off-by: Seongmin Lee <git@boltless.me>
author
Seongmin Lee
committer
Tangled
date
(May 19, 2026, 11:38 AM +0300)
commit
7171efe3
7171efe3d03c10506f885c0151ef0729bad60f32
parent
817fd58d
817fd58d718e4a56bde60180ba1139bafea0d81f
change-id
rlrwoplo
rlrwoplonynkkuqszttrzmoqupquznxt
+29
-112
+23
-71
appview/repo/index.go
+23
-71
appview/repo/index.go
···
3
3
import (
4
4
"errors"
5
5
"fmt"
6
-
"log/slog"
7
6
"net/http"
8
7
"net/url"
9
8
"slices"
···
24
23
"tangled.org/core/appview/models"
25
24
"tangled.org/core/appview/pages"
26
25
"tangled.org/core/appview/pages/markup"
27
-
"tangled.org/core/orm"
28
26
"tangled.org/core/types"
29
27
30
28
"github.com/go-chi/chi/v5"
···
116
114
117
115
var languageInfo []types.RepoLanguageDetails
118
116
if !result.IsEmpty {
119
-
// TODO: a bit dirty
120
-
langCtx, cancel := context.WithTimeout(r.Context(), 1*time.Second)
121
-
defer cancel()
122
-
languageInfo, err = rp.getLanguageInfo(langCtx, l, f, result.Ref, ref == "")
117
+
languageInfo, err = rp.getLanguageInfo(r.Context(), syntax.DID(f.RepoDid), result.Ref)
123
118
if err != nil {
124
119
l.Warn("failed to compute language percentages", "err", err)
125
120
// non-fatal
···
154
149
155
150
func (rp *Repo) getLanguageInfo(
156
151
ctx context.Context,
157
-
l *slog.Logger,
158
-
repo *models.Repo,
159
-
currentRef string,
160
-
isDefaultRef bool,
152
+
repoId syntax.DID,
153
+
ref string,
161
154
) ([]types.RepoLanguageDetails, error) {
162
-
// first attempt to fetch from db
163
-
langs, err := db.GetRepoLanguages(
164
-
rp.db,
165
-
orm.FilterEq("repo_did", repo.RepoDid),
166
-
orm.FilterEq("ref", currentRef),
167
-
)
168
-
169
-
if err != nil || langs == nil || containsOtherLanguage(langs) {
170
-
langs = nil
171
-
172
-
// non-fatal, fetch langs from ks via XRPC
173
-
xrpcc := &indigoxrpc.Client{
174
-
Host: rp.config.KnotMirror.Url,
175
-
Client: http.DefaultClient,
176
-
}
177
-
ls, err := tangled.GitTempListLanguages(ctx, xrpcc, currentRef, repo.RepoDid)
178
-
if err != nil {
179
-
return nil, fmt.Errorf("calling knotmirror git.listLanguages: %w", err)
180
-
}
181
-
182
-
if ls == nil || ls.Languages == nil {
183
-
return nil, nil
184
-
}
185
-
186
-
for _, lang := range ls.Languages {
187
-
langs = append(langs, models.RepoLanguage{
188
-
RepoDid: syntax.DID(repo.RepoDid),
189
-
Ref: currentRef,
190
-
IsDefaultRef: isDefaultRef,
191
-
Language: lang.Name,
192
-
Bytes: lang.Size,
193
-
})
194
-
}
195
-
196
-
tx, err := rp.db.Begin()
197
-
if err != nil {
198
-
return nil, err
199
-
}
200
-
defer tx.Rollback()
201
-
202
-
// update appview's cache
203
-
err = db.UpdateRepoLanguages(tx, syntax.DID(repo.RepoDid), currentRef, langs)
204
-
if err != nil {
205
-
// non-fatal
206
-
l.Error("failed to cache lang results", "err", err)
207
-
}
155
+
var langs []models.RepoLanguage
156
+
// non-fatal, fetch langs from knotmirror via XRPC
157
+
xrpcc := &indigoxrpc.Client{
158
+
Host: rp.config.KnotMirror.Url,
159
+
Client: http.DefaultClient,
160
+
}
161
+
ls, err := tangled.GitTempListLanguages(ctx, xrpcc, ref, repoId.String())
162
+
if err != nil {
163
+
return nil, fmt.Errorf("calling knotmirror git.listLanguages: %w", err)
164
+
}
208
165
209
-
err = tx.Commit()
210
-
if err != nil {
211
-
return nil, err
212
-
}
166
+
if ls == nil || ls.Languages == nil {
167
+
return nil, nil
213
168
}
214
169
215
170
var total int64
216
-
for _, l := range langs {
217
-
total += l.Bytes
171
+
for _, lang := range ls.Languages {
172
+
total += lang.Size
173
+
langs = append(langs, models.RepoLanguage{
174
+
RepoDid: repoId,
175
+
Ref: ref,
176
+
Language: lang.Name,
177
+
Bytes: lang.Size,
178
+
})
218
179
}
219
180
220
181
var languageStats []types.RepoLanguageDetails
···
242
203
})
243
204
244
205
return languageStats, nil
245
-
}
246
-
247
-
func containsOtherLanguage(langs []models.RepoLanguage) bool {
248
-
for _, l := range langs {
249
-
if l.Language == enry.OtherLanguage {
250
-
return true
251
-
}
252
-
}
253
-
return false
254
206
}
255
207
256
208
// buildIndexResponse creates a RepoIndexResponse by combining multiple xrpc calls in parallel
+6
-41
appview/repo/opengraph.go
+6
-41
appview/repo/opengraph.go
···
3
3
import (
4
4
"log"
5
5
"net/http"
6
-
"sort"
7
6
"time"
8
7
9
-
"github.com/go-enry/go-enry/v2"
10
-
"tangled.org/core/appview/db"
8
+
"github.com/bluesky-social/indigo/atproto/syntax"
11
9
"tangled.org/core/ogre"
12
-
"tangled.org/core/orm"
13
-
"tangled.org/core/types"
14
10
)
15
11
12
+
const MaxOpengraphLanguageKinds = 4
13
+
16
14
func (rp *Repo) Opengraph(w http.ResponseWriter, r *http.Request) {
17
15
f, err := rp.repoResolver.Resolve(r)
18
16
if err != nil {
···
24
22
25
23
avatarUrl := rp.pages.AvatarUrl(f.Did, "256")
26
24
27
-
var languageStats []types.RepoLanguageDetails
28
-
langs, err := db.GetRepoLanguages(
29
-
rp.db,
30
-
orm.FilterEq("repo_did", f.RepoDid),
31
-
orm.FilterEq("is_default_ref", 1),
32
-
)
25
+
languageStats, err := rp.getLanguageInfo(r.Context(), syntax.DID(f.RepoDid), "")
33
26
if err != nil {
34
-
log.Printf("failed to get language stats from db: %v", err)
35
-
} else if len(langs) > 0 {
36
-
var total int64
37
-
for _, l := range langs {
38
-
total += l.Bytes
39
-
}
40
-
41
-
for _, l := range langs {
42
-
percentage := float32(l.Bytes) / float32(total) * 100
43
-
color := enry.GetColor(l.Language)
44
-
languageStats = append(languageStats, types.RepoLanguageDetails{
45
-
Name: l.Language,
46
-
Percentage: percentage,
47
-
Color: color,
48
-
})
49
-
}
50
-
51
-
sort.Slice(languageStats, func(i, j int) bool {
52
-
if languageStats[i].Name == enry.OtherLanguage {
53
-
return false
54
-
}
55
-
if languageStats[j].Name == enry.OtherLanguage {
56
-
return true
57
-
}
58
-
if languageStats[i].Percentage != languageStats[j].Percentage {
59
-
return languageStats[i].Percentage > languageStats[j].Percentage
60
-
}
61
-
return languageStats[i].Name < languageStats[j].Name
62
-
})
27
+
log.Printf("failed to get language stats from knotmirror: %v", err)
63
28
}
64
29
65
30
ogLanguages := []ogre.LanguageData{}
66
31
for _, lang := range languageStats {
67
-
if len(ogLanguages) >= 5 {
32
+
if len(ogLanguages) > MaxOpengraphLanguageKinds {
68
33
break
69
34
}
70
35
ogLanguages = append(ogLanguages, ogre.LanguageData{