Fix reading of messages.

internal/handlers/account/messages/read.go

@@ -1,15 +1,20 @@
 // Package accountMessageHandler
 // Path: /internal/handlers/account/messages
 // File: read.go
+// ToDo: Remove SQL
+// add LIMIT/OFFSET in service
 
 package accountMessageHandler
 
 import (
+	"bytes"
 	"net/http"
+	"strconv"
 
 	templateHandlers "synlotto-website/internal/handlers/template"
 	templateHelpers "synlotto-website/internal/helpers/template"
 
+	errors "synlotto-website/internal/http/error"
 	"synlotto-website/internal/logging"
 	"synlotto-website/internal/platform/bootstrap"
 
@@ -25,72 +30,105 @@ func (h *AccountMessageHandlers) List(c *gin.Context) {
 
 	userID := mustUserID(c)
 
-	// Pull messages (via service)
-	msgs, err := h.Svc.ListInbox(userID)
+	// 1) Parse page param (default 1)
+	page := 1
+	if ps := c.Query("page"); ps != "" {
+		if n, err := strconv.Atoi(ps); err == nil && n > 0 {
+			page = n
+		}
+	}
+	pageSize := 20
+
+	// 2) Count total for this user (so TotalPages is accurate)
+	totalPages, totalCount := templateHelpers.GetTotalPages(
+		app.DB,
+		"user_messages",
+		"WHERE recipientId = ? AND is_archived = FALSE",
+		[]interface{}{userID},
+		pageSize,
+	)
+	if page > totalPages {
+		page = totalPages
+	}
+
+	// 3) Fetch (existing service returns all inbox items)
+	msgsAll, err := h.Svc.ListInbox(userID)
 	if err != nil {
 		logging.Info("❌ list inbox error: %v", err)
 		c.String(http.StatusInternalServerError, "Failed to load messages")
 		return
 	}
 
+	// 4) Slice in-memory for now (until you add LIMIT/OFFSET in service)
+	start := (page - 1) * pageSize
+	if start > len(msgsAll) {
+		start = len(msgsAll)
+	}
+	end := start + pageSize
+	if end > len(msgsAll) {
+		end = len(msgsAll)
+	}
+	msgs := msgsAll[start:end]
+
+	// 5) Build context with paging + CSRF + session-driven user meta
 	data := templateHandlers.BuildTemplateData(app, c.Writer, c.Request)
 	ctx := templateHelpers.TemplateContext(c.Writer, c.Request, data)
 
 	if f := sm.PopString(c.Request.Context(), "flash"); f != "" {
 		ctx["Flash"] = f
 	}
-
 	ctx["CSRFToken"] = nosurf.Token(c.Request)
 	ctx["Title"] = "Messages"
 	ctx["Messages"] = msgs
+	ctx["CurrentPage"] = page
+	ctx["TotalPages"] = totalPages
+	ctx["TotalCount"] = totalCount
+	ctx["PageRange"] = templateHelpers.MakePageRange(1, totalPages)
 
-	// Use the same loader + layout pattern
+	// 6) Render (Buffer to avoid “headers already written” on error
 	tmpl := templateHelpers.LoadTemplateFiles("layout.html", "web/templates/account/messages/index.html")
 
-	c.Status(http.StatusOK)
-	if err := tmpl.ExecuteTemplate(c.Writer, "layout", ctx); err != nil {
+	var buf bytes.Buffer
+	if err := tmpl.ExecuteTemplate(&buf, "layout", ctx); err != nil {
 		logging.Info("❌ Template render error: %v", err)
 		c.String(http.StatusInternalServerError, "Error rendering messages page")
+		return
 	}
+	c.Data(http.StatusOK, "text/html; charset=utf-8", buf.Bytes())
 }
 
-// GET /account/messages/:id
 // Renders: web/templates/account/messages/read.html
 func (h *AccountMessageHandlers) ReadGet(c *gin.Context) {
 	app := c.MustGet("app").(*bootstrap.App)
 	sm := app.SessionManager
-
 	userID := mustUserID(c)
-	id, err := parseIDParam(c, "id")
-	if err != nil {
-		c.AbortWithStatus(http.StatusNotFound)
+
+	idStr := c.Query("id")
+	id, err := strconv.ParseInt(idStr, 10, 64)
+	if err != nil || id <= 0 {
+		errors.RenderStatus(c, sm, http.StatusNotFound)
 		return
 	}
 
 	msg, err := h.Svc.GetByID(userID, id)
 	if err != nil || msg == nil {
-		c.AbortWithStatus(http.StatusNotFound)
+		errors.RenderStatus(c, sm, http.StatusNotFound)
 		return
 	}
 
 	data := templateHandlers.BuildTemplateData(app, c.Writer, c.Request)
 	ctx := templateHelpers.TemplateContext(c.Writer, c.Request, data)
-
-	if f := sm.PopString(c.Request.Context(), "flash"); f != "" {
-		ctx["Flash"] = f
-	}
 	ctx["CSRFToken"] = nosurf.Token(c.Request)
 	ctx["Title"] = msg.Subject
 	ctx["Message"] = msg
 
-	tmpl := templateHelpers.LoadTemplateFiles(
-		"layout.html",
-		"web/templates/account/messages/read.html",
-	)
+	tmpl := templateHelpers.LoadTemplateFiles("layout.html", "web/templates/account/messages/read.html")
 
-	c.Status(http.StatusOK)
-	if err := tmpl.ExecuteTemplate(c.Writer, "layout", ctx); err != nil {
+	var buf bytes.Buffer
+	if err := tmpl.ExecuteTemplate(&buf, "layout", ctx); err != nil {
 		logging.Info("❌ Template render error: %v", err)
 		c.String(http.StatusInternalServerError, "Error rendering message")
+		return
 	}
+	c.Data(http.StatusOK, "text/html; charset=utf-8", buf.Bytes())
 }