Add restore functionality for archived messages

- Added `RestoreMessageHandler` and route at `/account/messages/restore`
- Updated `users_messages` table to support `archived_at` reset
- Added restore button to archived messages template
- Ensures archived messages can be moved back into inbox

handlers/messages.go

@@ -11,13 +11,37 @@ import (
 
 func MessagesInboxHandler(db *sql.DB) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
+		userID, ok := helpers.GetCurrentUserID(r)
+		if !ok {
+			helpers.RenderError(w, r, 403)
+			return
+		}
+
+		page := helpers.Atoi(r.URL.Query().Get("page"))
+		if page < 1 {
+			page = 1
+		}
+		perPage := 10
+
+		totalCount := storage.GetInboxMessageCount(db, userID)
+		totalPages := (totalCount + perPage - 1) / perPage
+		if totalPages == 0 {
+			totalPages = 1
+		}
+
+		messages := storage.GetInboxMessages(db, userID, page, perPage)
+
 		data := BuildTemplateData(db, w, r)
 		context := helpers.TemplateContext(w, r, data)
 
+		context["Messages"] = messages
+		context["CurrentPage"] = page
+		context["TotalPages"] = totalPages
+		context["PageRange"] = helpers.PageRange(page, totalPages)
+
 		tmpl := helpers.LoadTemplateFiles("messages.html", "templates/account/messages/index.html")
 
-		err := tmpl.ExecuteTemplate(w, "layout", context)
-		if err != nil {
+		if err := tmpl.ExecuteTemplate(w, "layout", context); err != nil {
 			helpers.RenderError(w, r, 500)
 		}
 	}
@@ -136,3 +160,23 @@ func SendMessageHandler(db *sql.DB) http.HandlerFunc {
 		}
 	}
 }
+
+func RestoreMessageHandler(db *sql.DB) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		id := helpers.Atoi(r.URL.Query().Get("id"))
+		userID, ok := helpers.GetCurrentUserID(r)
+		if !ok {
+			helpers.RenderError(w, r, 403)
+			return
+		}
+
+		err := storage.RestoreMessage(db, userID, id)
+		if err != nil {
+			helpers.SetFlash(w, r, "Failed to restore message.")
+		} else {
+			helpers.SetFlash(w, r, "Message restored.")
+		}
+
+		http.Redirect(w, r, "/account/messages/archived", http.StatusSeeOther)
+	}
+}

helpers/pagination.go

@@ -16,3 +16,11 @@ func GetTotalPages(db *sql.DB, tableName, whereClause string, args []interface{}
 	}
 	return totalPages, totalCount
 }
+
+func MakePageRange(current, total int) []int {
+	var pages []int
+	for i := 1; i <= total; i++ {
+		pages = append(pages, i)
+	}
+	return pages
+}

helpers/template.go

@@ -44,6 +44,7 @@ func TemplateFuncs() template.FuncMap {
 		},
 		"mul": func(a, b int) int { return a * b },
 		"add": func(a, b int) int { return a + b },
+		"sub": func(a, b int) int { return a - b },
 		"min": func(a, b int) int {
 			if a < b {
 				return a
@@ -66,6 +67,7 @@ func TemplateFuncs() template.FuncMap {
 			}
 			return s[:max] + "..."
 		},
+		"PageRange": PageRange,
 	}
 }
 
@@ -115,3 +117,11 @@ func rangeClass(n int) string {
 		return "50-plus"
 	}
 }
+
+func PageRange(current, total int) []int {
+	var pages []int
+	for i := 1; i <= total; i++ {
+		pages = append(pages, i)
+	}
+	return pages
+}

main.go

@@ -72,6 +72,7 @@ func setupAccountRoutes(mux *http.ServeMux, db *sql.DB) {
 	mux.HandleFunc("/account/messages/read", middleware.Auth(true)(handlers.ReadMessageHandler(db)))
 	mux.HandleFunc("/account/messages/archive", middleware.Auth(true)(handlers.ArchiveMessageHandler(db)))
 	mux.HandleFunc("/account/messages/archived", middleware.Auth(true)(handlers.ArchivedMessagesHandler(db)))
+	mux.HandleFunc("/account/messages/restore", middleware.Auth(true)(handlers.RestoreMessageHandler(db)))
 	mux.HandleFunc("/account/messages/send", middleware.Auth(true)(handlers.SendMessageHandler(db)))
 	mux.HandleFunc("/account/notifications", middleware.Auth(true)(handlers.NotificationsHandler(db)))
 	mux.HandleFunc("/account/notifications/read", middleware.Auth(true)(handlers.MarkNotificationReadHandler(db)))

storage/messages.go

@@ -127,3 +127,52 @@ func GetArchivedMessages(db *sql.DB, userID int, page, perPage int) []models.Mes
 	}
 	return messages
 }
+
+func GetInboxMessages(db *sql.DB, userID int, page, perPage int) []models.Message {
+	offset := (page - 1) * perPage
+	rows, err := db.Query(`
+		SELECT id, senderId, recipientId, subject, message, is_read, created_at
+		FROM users_messages
+		WHERE recipientId = ? AND is_archived = FALSE
+		ORDER BY created_at DESC
+		LIMIT ? OFFSET ?
+	`, userID, perPage, offset)
+	if err != nil {
+		return nil
+	}
+	defer rows.Close()
+
+	var messages []models.Message
+	for rows.Next() {
+		var m models.Message
+		err := rows.Scan(
+			&m.ID, &m.SenderId, &m.RecipientId,
+			&m.Subject, &m.Message, &m.IsRead, &m.CreatedAt,
+		)
+		if err == nil {
+			messages = append(messages, m)
+		}
+	}
+	return messages
+}
+
+func GetInboxMessageCount(db *sql.DB, userID int) int {
+	var count int
+	err := db.QueryRow(`
+		SELECT COUNT(*) FROM users_messages
+		WHERE recipientId = ? AND is_archived = FALSE
+	`, userID).Scan(&count)
+	if err != nil {
+		return 0
+	}
+	return count
+}
+
+func RestoreMessage(db *sql.DB, userID, messageID int) error {
+	_, err := db.Exec(`
+		UPDATE users_messages
+		SET is_archived = FALSE, archived_at = NULL
+		WHERE id = ? AND recipientId = ?
+	`, messageID, userID)
+	return err
+}

templates/account/messages/archived.html

@@ -13,6 +13,11 @@
           </p>
         </div>
       </div>
+      <form method="POST" action="/account/messages/restore" class="m-0">
+        {{ $.CSRFField }}
+        <input type="hidden" name="id" value="{{ .ID }}">
+        <button type="submit" class="btn btn-sm btn-outline-success">Restore</button>
+      </form>
     {{ end }}
 
     <!-- Pagination Controls -->

templates/account/messages/index.html

@@ -10,7 +10,7 @@
         <br>
         <small class="text-muted">{{ .CreatedAt.Format "02 Jan 2006 15:04" }}</small>
       </div>
-      <form method="POST" action="/account/messages/archive" class="m-0">
+      <form method="POST" action="/account/messages/archive?id={{ .ID }}" class="m-0">
         {{ $.CSRFField }}
         <input type="hidden" name="id" value="{{ .ID }}">
         <button type="submit" class="btn btn-sm btn-outline-secondary">Archive</button>
@@ -18,34 +18,37 @@
     </li>
     {{ end }}
   </ul>
+<!-- Pagination -->
+<nav>
+  <ul class="pagination">
+    {{ if gt .CurrentPage 1 }}
+    <li class="page-item">
+      <a class="page-link" href="?page={{ sub .CurrentPage 1 }}">Previous</a>
+    </li>
+    {{ end }}
 
-  <!-- Pagination -->
-  <nav>
-    <ul class="pagination">
-      {{ if gt .CurrentPage 1 }}
-      <li class="page-item">
-        <a class="page-link" href="?page={{ sub .CurrentPage 1 }}">Previous</a>
-      </li>
-      {{ end }}
+    {{ range $i := .PageRange }}
+    <li class="page-item {{ if eq $i $.CurrentPage }}active{{ end }}">
+      <a class="page-link" href="?page={{ $i }}">{{ $i }}</a>
+    </li>
+    {{ end }}
 
-      {{ range $i := .PageRange }}
-      <li class="page-item {{ if eq $i $.CurrentPage }}active{{ end }}">
-        <a class="page-link" href="?page={{ $i }}">{{ $i }}</a>
-      </li>
-      {{ end }}
+    {{ if lt .CurrentPage .TotalPages }}
+    <li class="page-item">
+      <a class="page-link" href="?page={{ add .CurrentPage 1 }}">Next</a>
+    </li>
+    {{ end }}
+  </ul>
+</nav>
 
-      {{ if lt .CurrentPage .TotalPages }}
-      <li class="page-item">
-        <a class="page-link" href="?page={{ add .CurrentPage 1 }}">Next</a>
-      </li>
-      {{ end }}
-    </ul>
-  </nav>
 
   {{ else }}
   <div class="alert alert-info">No messages found.</div>
   {{ end }}
 
-  <a href="/account/messages/send" class="btn btn-primary mt-3">Compose Message</a>
+  <div class="mt-3">
+    <a href="/account/messages/send" class="btn btn-primary">Compose Message</a>
+    <a href="/account/messages/archived" class="btn btn-outline-secondary ms-2">View Archived</a>
+  </div>
 </div>
 {{ end }}

templates/topbar.html

@@ -59,7 +59,7 @@
           <li><hr class="dropdown-divider"></li>
           {{ end }}
           {{ end }}
-          
+
           {{ if not .Notifications }}
           <li class="text-center text-muted py-2">No notifications</li>
           {{ end }}
@@ -103,6 +103,7 @@
           {{ else }}
             <li class="text-center text-muted py-2">No messages</li>
           {{ end }}
+
           <li><hr class="dropdown-divider"></li>
           <li class="text-center"><a href="/account/messages" class="dropdown-item">View all messages</a></li>
         </ul>