feat: url dashboard

internal/handler/admin_short_url.go

@@ -0,0 +1,50 @@
+package handler
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/prabhupadasays/spsays-bff/pkg/response"
+)
+
+// ListShortURLs — GET /admin/short-urls?q=&limit=&offset= — paginated list of
+// shortened URLs, newest first.
+func (h *AdminHandler) ListShortURLs(w http.ResponseWriter, r *http.Request) {
+	q, limit, offset := pageParams(r)
+	items, total, err := h.svc.ListShortURLs(r.Context(), q, limit, offset)
+	if err != nil {
+		response.Error(w, http.StatusInternalServerError, "could not list short urls")
+		return
+	}
+	response.JSONWithMeta(w, http.StatusOK, items, meta(total, limit, offset))
+}
+
+// ShortURLStats — GET /admin/short-urls/stats?from=YYYY-MM-DD&to=YYYY-MM-DD —
+// today/week/month/all-time counts, plus a custom range when from+to are given.
+func (h *AdminHandler) ShortURLStats(w http.ResponseWriter, r *http.Request) {
+	from, to := parseDateRange(r)
+	stats, err := h.svc.ShortURLStats(r.Context(), from, to)
+	if err != nil {
+		response.Error(w, http.StatusInternalServerError, "could not load short url stats")
+		return
+	}
+	response.JSON(w, http.StatusOK, stats)
+}
+
+// parseDateRange reads ?from=YYYY-MM-DD&to=YYYY-MM-DD (UTC). `to` is treated as
+// inclusive, so the returned upper bound is the exclusive start of the next
+// day. Returns (nil, nil) unless both dates are present and valid.
+func parseDateRange(r *http.Request) (*time.Time, *time.Time) {
+	fs := r.URL.Query().Get("from")
+	ts := r.URL.Query().Get("to")
+	if fs == "" || ts == "" {
+		return nil, nil
+	}
+	from, err1 := time.ParseInLocation("2006-01-02", fs, time.UTC)
+	to, err2 := time.ParseInLocation("2006-01-02", ts, time.UTC)
+	if err1 != nil || err2 != nil {
+		return nil, nil
+	}
+	toExclusive := to.AddDate(0, 0, 1)
+	return &from, &toExclusive
+}

internal/model/short_url.go

@@ -0,0 +1,33 @@
+package model
+
+import "time"
+
+// AdminShortURL is a row in the admin short-URL table (a projection of
+// shortened_urls served only to admins).
+type AdminShortURL struct {
+	ID              int64     `json:"id"`
+	Code            string    `json:"code"`
+	LongURL         string    `json:"long_url"`
+	ContentType     string    `json:"content_type"`
+	ClickCount      int64     `json:"click_count"`
+	HumanClickCount int64     `json:"human_click_count"`
+	Disabled        bool      `json:"disabled"`
+	CreatedAt       time.Time `json:"created_at"`
+}
+
+// ShortURLRangeStat is the (created, clicks) pair for one time window.
+type ShortURLRangeStat struct {
+	Created int64 `json:"created"` // short URLs created in the window
+	Clicks  int64 `json:"clicks"`  // clicks recorded in the window
+}
+
+// ShortURLStats is the admin dashboard's short-URL summary: fixed today/week/
+// month windows, all-time totals, and an optional custom range.
+type ShortURLStats struct {
+	Today       ShortURLRangeStat  `json:"today"`
+	Week        ShortURLRangeStat  `json:"week"`
+	Month       ShortURLRangeStat  `json:"month"`
+	TotalURLs   int64              `json:"total_urls"`
+	TotalClicks int64              `json:"total_clicks"`
+	Range       *ShortURLRangeStat `json:"range,omitempty"` // present only when from/to given
+}

internal/repository/admin_short_url_repo.go

@@ -0,0 +1,88 @@
+package repository
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/prabhupadasays/spsays-bff/internal/model"
+)
+
+// ListShortURLs returns a page of shortened URLs filtered by an optional query
+// (matched against code or target URL), newest first, with the total count.
+func (r *AdminRepo) ListShortURLs(ctx context.Context, q string, limit, offset int) ([]model.AdminShortURL, int, error) {
+	limit = clampLimit(limit)
+	rows, err := r.pg.Pool.Query(ctx, `
+		SELECT id, code, long_url, content_type, click_count, human_click_count,
+		       disabled, created_at,
+		       COUNT(*) OVER() AS total
+		FROM shortened_urls
+		WHERE ($1 = '' OR code ILIKE '%'||$1||'%' OR long_url ILIKE '%'||$1||'%')
+		ORDER BY created_at DESC
+		LIMIT $2 OFFSET $3`, q, limit, offset)
+	if err != nil {
+		return nil, 0, fmt.Errorf("admin list short urls: %w", err)
+	}
+	defer rows.Close()
+
+	out := []model.AdminShortURL{}
+	total := 0
+	for rows.Next() {
+		var s model.AdminShortURL
+		if err := rows.Scan(&s.ID, &s.Code, &s.LongURL, &s.ContentType,
+			&s.ClickCount, &s.HumanClickCount, &s.Disabled, &s.CreatedAt, &total); err != nil {
+			return nil, 0, fmt.Errorf("scan admin short url: %w", err)
+		}
+		out = append(out, s)
+	}
+	return out, total, rows.Err()
+}
+
+// ShortURLStats computes created + click counts for the three fixed windows
+// (thresholds passed in), the all-time totals, and — when from/to is given —
+// a custom range (from inclusive, to exclusive). "Created" comes from
+// shortened_urls.created_at; "clicks" from the shortened_url_clicks log.
+func (r *AdminRepo) ShortURLStats(
+	ctx context.Context,
+	todayStart, weekStart, monthStart time.Time,
+	from, to *time.Time,
+) (*model.ShortURLStats, error) {
+	var s model.ShortURLStats
+
+	if err := r.pg.Pool.QueryRow(ctx, `
+		SELECT COUNT(*),
+		       COUNT(*) FILTER (WHERE created_at >= $1),
+		       COUNT(*) FILTER (WHERE created_at >= $2),
+		       COUNT(*) FILTER (WHERE created_at >= $3)
+		FROM shortened_urls`, todayStart, weekStart, monthStart).
+		Scan(&s.TotalURLs, &s.Today.Created, &s.Week.Created, &s.Month.Created); err != nil {
+		return nil, fmt.Errorf("short url created stats: %w", err)
+	}
+
+	if err := r.pg.Pool.QueryRow(ctx, `
+		SELECT COUNT(*),
+		       COUNT(*) FILTER (WHERE clicked_at >= $1),
+		       COUNT(*) FILTER (WHERE clicked_at >= $2),
+		       COUNT(*) FILTER (WHERE clicked_at >= $3)
+		FROM shortened_url_clicks`, todayStart, weekStart, monthStart).
+		Scan(&s.TotalClicks, &s.Today.Clicks, &s.Week.Clicks, &s.Month.Clicks); err != nil {
+		return nil, fmt.Errorf("short url click stats: %w", err)
+	}
+
+	if from != nil && to != nil {
+		var rng model.ShortURLRangeStat
+		if err := r.pg.Pool.QueryRow(ctx,
+			`SELECT COUNT(*) FROM shortened_urls WHERE created_at >= $1 AND created_at < $2`,
+			*from, *to).Scan(&rng.Created); err != nil {
+			return nil, fmt.Errorf("short url range created: %w", err)
+		}
+		if err := r.pg.Pool.QueryRow(ctx,
+			`SELECT COUNT(*) FROM shortened_url_clicks WHERE clicked_at >= $1 AND clicked_at < $2`,
+			*from, *to).Scan(&rng.Clicks); err != nil {
+			return nil, fmt.Errorf("short url range clicks: %w", err)
+		}
+		s.Range = &rng
+	}
+
+	return &s, nil
+}

internal/server/server.go

@@ -1041,6 +1041,8 @@ func (s *Server) setupRouter() {
 			r.Post("/feedback/{id}/resolve", s.adminH.ResolveFeedback)
 			r.Get("/reports", s.adminH.ListReports)
 			r.Post("/reports/{type}/{id}/resolve", s.adminH.ResolveReport)
+			r.Get("/short-urls", s.adminH.ListShortURLs)
+			r.Get("/short-urls/stats", s.adminH.ShortURLStats)
 		})
 	})
 

internal/service/admin_short_url.go

@@ -0,0 +1,25 @@
+package service
+
+import (
+	"context"
+	"time"
+
+	"github.com/prabhupadasays/spsays-bff/internal/model"
+)
+
+// ListShortURLs pages the shortened-URL table for the admin panel.
+func (s *AdminService) ListShortURLs(ctx context.Context, q string, limit, offset int) ([]model.AdminShortURL, int, error) {
+	return s.repo.ListShortURLs(ctx, q, limit, offset)
+}
+
+// ShortURLStats computes the today / this-week / this-month / all-time short-URL
+// summary (and an optional custom range). The fixed windows are UTC-calendar
+// based: today from 00:00 UTC, week from Monday 00:00 UTC, month from the 1st.
+func (s *AdminService) ShortURLStats(ctx context.Context, from, to *time.Time) (*model.ShortURLStats, error) {
+	now := time.Now().UTC()
+	todayStart := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, time.UTC)
+	// Monday as the first day of the week (Weekday: Sun=0 … Sat=6).
+	weekStart := todayStart.AddDate(0, 0, -((int(now.Weekday()) + 6) % 7))
+	monthStart := time.Date(now.Year(), now.Month(), 1, 0, 0, 0, 0, time.UTC)
+	return s.repo.ShortURLStats(ctx, todayStart, weekStart, monthStart, from, to)
+}