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Latest Chapter correction: one numeric input, owner-gated (#149)

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Sulthan Zaki
2026-08-22 09:04:24 +07:00
parent 889f0f3f38
commit c9b1f2a334
10 changed files with 423 additions and 19 deletions
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backend/internal/web/admin.go
+1
View File
@@ -47,6 +47,7 @@ func (h *Handler) adminRoutes() []adminRoute {
{"GET /admin/series", h.adminSeries},
{"GET /admin/series/{key}", h.adminSeriesDetail},
{"POST /admin/series/{key}/poll", h.adminSeriesPoll},
{"POST /admin/series/{key}/latest", h.adminSeriesCorrectLatest},
{"POST /admin/lanes/{site}/pause", h.adminLanePause},
{"POST /admin/lanes/{site}/resume", h.adminLaneResume},
{"GET /ui/admin/lanes", h.uiLanes},
backend/internal/web/admin_series.go
+53
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@@ -3,6 +3,7 @@ package web
import (
"fmt"
"log"
"math"
"net/http"
"net/url"
"strconv"
@@ -172,6 +173,58 @@ func (h *Handler) adminSeriesPoll(w http.ResponseWriter, r *http.Request) {
h.render(w, http.StatusOK, "series-row", seriesRow(a, band, time.Now()))
}
// adminSeriesCorrectLatest is the Latest Chapter correction: the owner types
// one number and the Series' Latest Chapter becomes it, stamped as a
// Correction. The number must be a finite float greater than zero — a
// non-numeric, zero or negative value answers 400 and never reaches the
// store, because a bad value would become every Reader's problem. The press
// answers with the freshly rendered meta fragment, so the figures describe
// the state after the press. The owner gate is the route's, not this
// handler's; the body is capped like the API path caps its bodies.
func (h *Handler) adminSeriesCorrectLatest(w http.ResponseWriter, r *http.Request) {
site, seriesID, ok := strings.Cut(r.PathValue("key"), ":")
if !ok || site == "" || seriesID == "" {
http.Error(w, "bad series key", http.StatusBadRequest)
return
}
r.Body = http.MaxBytesReader(w, r.Body, 1<<16)
if err := r.ParseForm(); err != nil {
http.Error(w, "invalid form", http.StatusBadRequest)
return
}
num, err := strconv.ParseFloat(r.PostFormValue("chapter"), 64)
if err != nil || math.IsNaN(num) || math.IsInf(num, 0) || num <= 0 {
http.Error(w, "chapter must be a finite number greater than zero", http.StatusBadRequest)
return
}
if _, found, err := h.adminSeriesByKey(site, seriesID); err != nil {
log.Printf("series correction %s: %v", site+":"+seriesID, err)
http.Error(w, "internal error", http.StatusInternalServerError)
return
} else if !found {
http.NotFound(w, r)
return
}
if err := h.store.CorrectLatestChapter(site, seriesID, num, time.Now().UnixMilli()); err != nil {
log.Printf("series correction %s: %v", site+":"+seriesID, err)
http.Error(w, "internal error", http.StatusInternalServerError)
return
}
// Re-read after the write: the answer must describe the state after the
// press, so the marker reads "corrected just now".
a, found, err := h.adminSeriesByKey(site, seriesID)
if err != nil {
log.Printf("series correction %s: %v", site+":"+seriesID, err)
http.Error(w, "internal error", http.StatusInternalServerError)
return
}
if !found {
http.NotFound(w, r)
return
}
h.render(w, http.StatusOK, "series-detail-meta", h.seriesDetailView(a))
}
// seriesListView assembles one Series list view from the request's query
// string. An unknown filter value is the absent All case, never an error: the
// select's options are not the only way this URL can be reached.
backend/internal/web/admin_series_detail.go
+16 -2
View File
@@ -24,14 +24,17 @@ type seriesDetailView struct {
Cover string
Chapter string // Latest Chapter number, or "—" before the first capture
Checked string // how long ago the poller last checked, or "never"
Readers int
// Corrected is the correction marker's text, "" while no Correction
// stands: "corrected <age> ago" — the copy that says the value is the
// owner's, and it dies with the stamp (a machine write of the number).
Corrected string
Readers int
// Marks, one per hygiene fact, rendered only while it holds.
Unpollable bool // no SeriesURL to fetch
NoCover bool
Orphan bool // no Reader holds the Series
SightingRaised bool // a Reader's Sighting set the Latest Chapter
// Poll is the Check now control and the pending marker (issue #146): the
// same derivation and visibility as the list row. CanPoll is false on a
// Series with no page to fetch and on an orphan; Pending is derived —
@@ -122,5 +125,16 @@ func (h *Handler) seriesDetailView(a store.AdminSeries) seriesDetailView {
} else {
v.Checked = since(time.Now(), time.UnixMilli(a.LatestCheckedAt))
}
v.Corrected = correctedAge(time.Now(), a.LatestCorrectedAt)
return v
}
// correctedAge is the correction marker's text: "corrected <age> ago" while
// the stamp is set, "" when zero — zero means never corrected, and the marker
// must not read as history once a machine wrote the number.
func correctedAge(now time.Time, at int64) string {
if at == 0 {
return ""
}
return "corrected " + since(now, time.UnixMilli(at))
}
backend/internal/web/static/admin.css
+21
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@@ -720,6 +720,27 @@
margin-top: 8px;
}
.admin-sheet .dform input {
min-width: 0;
padding: 8px 10px;
border: 1px solid var(--field-line);
background: var(--ink);
color: var(--paper);
font: 500 14px var(--font-mono);
outline: none;
}
/* Focus follows the chapter form's idiom — paper, not heat: a red border on
a valid number field reads as "invalid". */
.admin-sheet .dform input:focus {
border-color: var(--paper);
}
.admin-sheet .dform .hint {
margin: 0;
color: var(--mute-2);
font: 500 12px/1.4 var(--font-mono);
letter-spacing: .04em;
}
.admin-sheet .pausebar {
display: flex;
align-items: center;
backend/internal/web/templates/series-detail.html
+17 -6
View File
@@ -1,8 +1,9 @@
{{/* Per-Series page: one address per Series, keyed "<site>:<series_id>" so the
list row is one hop from it. Everything here is a Series-level fact plus
the anonymous Reader count. The Check now control lands in its own .dform
below the (empty) .detail-grid; the pending marker rides the meta line
with the other marks. */}}
below the .detail-grid; the correction form is the grid's first column,
and the grid's second waits for the series-URL repair (#151). The pending
and corrected markers ride the meta line with the other marks. */}}
{{define "series-detail"}}
<a class="ghost detail-back" href="/admin/series">← Series</a>
<h1 class="detail-title">{{.Title}}</h1>
@@ -10,7 +11,16 @@
{{if .Cover}}<div class="cover"><img src="{{.Cover}}" alt="" loading="lazy"></div>
{{else}}<div class="cover"></div>{{end}}
{{template "series-detail-meta" .}}
<div class="detail-grid"></div>
<div class="detail-grid">
<form class="dform" hx-post="/admin/series/{{.Key}}/latest" hx-target="#detail-meta" hx-swap="outerHTML">
<h3>Correct latest chapter</h3>
<p class="hint">The next successful Poll overwrites this value.</p>
<div class="field">
<input type="number" name="chapter" step="any" placeholder="{{.Chapter}}" required>
<button type="submit" class="ghost">Set</button>
</div>
</form>
</div>
{{if .CanPoll}}
<div class="dform">
<div class="field"><a class="ghost act" hx-post="/admin/series/{{.Key}}/poll" hx-target="#detail-meta" hx-swap="outerHTML" href="#">Check now</a></div>
@@ -18,14 +28,15 @@
{{end}}
{{end}}
{{/* series-detail-meta is the meta line, and the answer a Check now press on
the detail page swaps into its place: the same marks, re-rendered after
the stamp so the pending marker shows. */}}
{{/* series-detail-meta is the meta line, and the answer a Check now or
correction press on the detail page swaps into its place: the same marks,
re-rendered after the stamp so the pending and corrected markers show. */}}
{{define "series-detail-meta"}}
<div class="detail-meta" id="detail-meta">
<span>ch {{.Chapter}}</span>
<span>checked {{.Checked}}</span>
<span>{{.Readers}} readers</span>
{{if .Corrected}}<span class="mark">{{.Corrected}}</span>{{end}}
{{if .Pending}}<span class="mark">{{.Requested}}</span>{{end}}
{{if .Unpollable}}<span class="mark">unpollable</span>{{end}}
{{if .NoCover}}<span class="mark">no cover</span>{{end}}