From 432be8dfb26c685a2faeccf34b751fada9a205a1 Mon Sep 17 00:00:00 2001
From: Miguel de la Cruz <miguel@mcrx.me>
Date: Sat, 3 Aug 2024 08:48:56 +0200
Subject: [PATCH] Adds external URL to the recipe

---
 cmd.go                     | 1 +
 sandwitchboard.go          | 6 ++++++
 templates/recipe.html.tmpl | 7 ++++++-
 3 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/cmd.go b/cmd.go
index 2f31c15..49deccf 100644
--- a/cmd.go
+++ b/cmd.go
@@ -4,6 +4,7 @@ type generateCmd struct {
 	Path             string `arg:"" help:"Path to the directory with the recipes."`
 	Output           string `default:"dist" help:"Path to the directory where the files will be generated."`
 	NameKey          string `default:"name" short:"n" help:"The metadata key for the recipe name."`
+	URLKey           string `default:"url" short:"u" help:"The metadata key for the recipe URL."`
 	Title            string `default:"Recipes directory" short:"t" help:"The title to use at the recipe index."`
 	IngredientsTitle string `default:"Ingredients" short:"i" help:"The title to use at the list of ingredients of each recipe"`
 }
diff --git a/sandwitchboard.go b/sandwitchboard.go
index 63ec741..19435c0 100644
--- a/sandwitchboard.go
+++ b/sandwitchboard.go
@@ -263,16 +263,22 @@ func (g *generateCmd) Run() error {
 		if name, ok := recipe.Metadata[g.NameKey]; ok {
 			recipeName = name
 		}
+		recipeURL := ""
+		if url, ok := recipe.Metadata[g.URLKey]; ok {
+			recipeURL = url
+		}
 
 		htmlPath := filepath.Join(filepath.Dir(relpath), fmt.Sprintf("%s.html", filenameWithoutExt))
 		recipeFiles = append(recipeFiles, &RecipeFile{Name: recipeName, Path: htmlPath})
 		recipeDistPath := filepath.Join(g.Output, htmlPath)
 		data := map[string]any{
 			"name":             recipeName,
+			"url":              recipeURL,
 			"recipe":           recipe,
 			"path":             path,
 			"relpath":          getRelpath(relpath),
 			"nameKey":          g.NameKey,
+			"urlKey":           g.URLKey,
 			"ingredientsTitle": g.IngredientsTitle,
 		}
 		slog.Debug("Executing template", "recipeName", recipeName, "recipeWebPath", recipeDistPath)
diff --git a/templates/recipe.html.tmpl b/templates/recipe.html.tmpl
index b92b90b..673dcba 100644
--- a/templates/recipe.html.tmpl
+++ b/templates/recipe.html.tmpl
@@ -12,6 +12,10 @@
       <div id="content">
         <h1>{{.name}}</h1>
 
+        {{if ne .url ""}}
+        <a class="recipe-url" href="{{.url}}">External URL</a>
+        {{end}}
+
         {{$recipeImage := recipeImage .path}}
         {{if ne $recipeImage ""}}
         <img class="recipeimage" src="{{$recipeImage}}" />
@@ -21,8 +25,9 @@
         <ul>
           {{$m := .recipe.Metadata}}
           {{$nameKey := .nameKey}}
+          {{$urlKey := .urlKey}}
           {{range $k := sortedMetadataKeys $m}}
-            {{if ne $k $nameKey}}
+            {{if and (ne $k $nameKey) (ne $k $urlKey)}}
             <li><em>{{$k}}:</em> {{index $m $k}}</li>
             {{end}}
           {{end}}