From 8953f57d887c060c3b58f83c38d2010d27a45ef3 Mon Sep 17 00:00:00 2001
From: tobi <31960611+tsmethurst@users.noreply.github.com>
Date: Mon, 25 Mar 2024 18:32:24 +0100
Subject: [feature] User-selectable preset CSS themes for accounts (#2777)

* [feature] User-selectable preset themes

* docs, more theme stuff

* lint, tests

* fix css name

* correct some little issues

* add another theme

* fix poll background

* okay last theme i swear

* make retrieval of apimodel themes more conventional

* preallocate stylesheet slices
---
 internal/web/thread.go | 41 ++++++++++++++++++++++++++++++++---------
 1 file changed, 32 insertions(+), 9 deletions(-)

(limited to 'internal/web/thread.go')

diff --git a/internal/web/thread.go b/internal/web/thread.go
index 4dcd1d221..ffec565e6 100644
--- a/internal/web/thread.go
+++ b/internal/web/thread.go
@@ -138,16 +138,39 @@ func (m *Module) threadGETHandler(c *gin.Context) {
 		return
 	}
 
+	// Prepare stylesheets for thread.
+	stylesheets := make([]string, 0, 5)
+
+	// Basic thread stylesheets.
+	stylesheets = append(
+		stylesheets,
+		[]string{
+			cssFA,
+			cssStatus,
+			cssThread,
+		}...,
+	)
+
+	// User-selected theme if set.
+	if theme := targetAccount.Theme; theme != "" {
+		stylesheets = append(
+			stylesheets,
+			themesPathPrefix+"/"+theme,
+		)
+	}
+
+	// Custom CSS for this user last in cascade.
+	stylesheets = append(
+		stylesheets,
+		"/@"+targetAccount.Username+"/custom.css",
+	)
+
 	page := apiutil.WebPage{
-		Template: "thread.tmpl",
-		Instance: instance,
-		OGMeta:   apiutil.OGBase(instance).WithStatus(status),
-		Stylesheets: []string{
-			cssFA, cssStatus, cssThread,
-			// Custom CSS for this user last in cascade.
-			"/@" + targetUsername + "/custom.css",
-		},
-		Javascript: []string{jsFrontend},
+		Template:    "thread.tmpl",
+		Instance:    instance,
+		OGMeta:      apiutil.OGBase(instance).WithStatus(status),
+		Stylesheets: stylesheets,
+		Javascript:  []string{jsFrontend},
 		Extra: map[string]any{
 			"status":  status,
 			"context": context,
-- 
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