Implement index page with JSON

1 files changed, 53 insertions, 1 deletions

diff --git a/recipe.go b/recipe.go
index 167f690..76c5204 100644
--- a/recipe.go
+++ b/recipe.go
@@ -2,8 +2,11 @@ package main
 
 import (
 	"encoding/json"
-	"path/filepath"
 	"io/ioutil"
+	"log"
+	"os"
+	"path/filepath"
+	"strconv"
 )
 
 type recipe struct {
@@ -35,3 +38,52 @@ func getRecipe(id string) (recipe, error) {
 
 	return r, nil
 }
+
+type recipeList []struct {
+	Id    string
+	Title string
+}
+
+func (a recipeList) Len()          int  { return len(a) }
+func (a recipeList) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
+func (a recipeList) Less(i, j int) bool { return a[i].Title < a[j].Title }
+
+func getRecipeList() recipeList {
+	recipes := make(recipeList, 0)
+
+	path := filepath.Join(config.Data, "recipes")
+	entries, err := os.ReadDir(path)
+	if err == nil {
+		for _, v := range entries {
+			if v.IsDir() == false {
+				continue
+			}
+
+			_, err = strconv.Atoi(v.Name())
+			if err != nil {
+				continue
+			}
+
+			textpath := filepath.Join(config.Data, "recipes", v.Name(), "text")
+			data, err := ioutil.ReadFile(textpath)
+			if err != nil {
+				continue
+			}
+
+			r := recipe{}
+			err = json.Unmarshal(data, &r)
+			if err != nil {
+				continue
+			}
+
+			recipes = append(recipes, struct {
+				Id    string
+				Title string
+			}{v.Name(), r.Title})
+		}
+	} else {
+		log.Printf("Could not read directory '%s'\n", path)
+	}
+
+	return recipes
+}