From 5521f0b7d49c81791acc6e2a897d36b341e70d8e Mon Sep 17 00:00:00 2001
From: Tucker Evans <tuckerevans24@gmail.com>
Date: Sat, 9 Nov 2019 19:16:41 -0500
Subject: Add make Recipe w/ id & database connection

---
 backend/recipe.go | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)

diff --git a/backend/recipe.go b/backend/recipe.go
index 4fb8816..1d6da90 100644
--- a/backend/recipe.go
+++ b/backend/recipe.go
@@ -1,5 +1,8 @@
 package main
 
+import "database/sql"
+import "strings"
+
 type Ingredient struct {
 	Name   string
 	Amount float64
@@ -43,3 +46,75 @@ func MakeRecipe() *Recipe {
 
 }
 
+func RecipeFromId(id int, db *sql.DB) *Recipe {
+	var rec Recipe
+	var ingr Ingredient
+	var step Step
+
+	rows, err := db.Query("SELECT id, title, photo_urls, keywords, description, serving_size, cook_time, rating, num_cooked FROM recipes WHERE id = $1", id)
+	if err == nil {
+		var id, rating, num_cooked, servings, cook_time int
+		var title, photo_urls, keywords, desc string
+
+		defer rows.Close()
+		rows.Next()
+		rows.Scan(&id, &title, &photo_urls, &keywords, &desc, &servings, &cook_time, &rating, &num_cooked)
+		rec = Recipe{
+			Id:           id,
+			Title:        title,
+			Desc:         desc,
+			Photos:       make([]string, 0),
+			Serving_size: servings,
+			Cook_time:    cook_time,
+			Rating:       rating,
+			Keywords:     make([]string, 0),
+			Ingredients:  make([]Ingredient, 0),
+			Steps:        make([]Step, 0)}
+
+		if len(photo_urls) > 0 {
+			photos := strings.Split(photo_urls, "|")
+			for _, p := range photos {
+				rec.Photos = append(rec.Photos, p)
+			}
+		}
+		if len(keywords) > 0 {
+			keyword_split := strings.Split(keywords, "|")
+			for _, k := range keyword_split {
+				rec.Keywords = append(rec.Keywords, k)
+			}
+		}
+
+		var name, unit string
+		var amount float64
+		rows, err = db.Query("SELECT name, amount, unit FROM ingredients WHERE recipe_id = $1", id)
+		if err == nil {
+			for rows.Next() {
+				rows.Scan(&name, &amount, &unit)
+				ingr = Ingredient{
+					Name:   name,
+					Amount: amount,
+					Unit:   unit,
+				}
+				rec.Ingredients = append(rec.Ingredients, ingr)
+			}
+		}
+
+		var num, timer int
+		rows, err = db.Query("SELECT step, description, timer FROM steps WHERE recipe_id = $1", id)
+		if err == nil {
+			for rows.Next() {
+				rows.Scan(&num, &desc, &timer)
+				step = Step{
+					Num:  num,
+					Desc: desc,
+					Time: timer,
+				}
+				rec.Steps = append(rec.Steps, step)
+			}
+		}
+
+		return &rec
+	}
+
+	return nil
+}
-- 
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