Adds write script for recipes, adds ingredients migrations

cookbook/src/bin/write_recipe.rs

@@ -0,0 +1,69 @@
+extern crate cookbook;
+extern crate diesel;
+
+use self::cookbook::*;
+use std::io::{Read, stdin};
+use self::models::NewRecipe;
+use diesel::SqliteConnection;
+
+struct CreateRecipe<'a> {
+    connection: &'a SqliteConnection,
+    title: &'a str,
+    ingredients: String,
+}
+
+impl<'a> CreateRecipe<'a> {
+    fn new(conn: &'a SqliteConnection) -> Self {
+        CreateRecipe{
+            connection: conn,
+            title: "",
+            ingredients: String::new(),
+        }
+    }
+
+    fn set_title(&mut self, title: &'a str) {
+        self.title = title;
+    }
+
+    fn add_ingredient(&mut self, ingredient: String) {
+        // TODO: Validate ingredient
+        self.ingredients.push_str(&ingredient);
+        println!("+");
+    }
+
+    fn insert(self) {
+        let _ = create_recipe(self.connection, self.title, &self.ingredients);
+        println!("Added {}", self.title);
+    }
+}
+
+
+fn main() {
+    let conn = establish_connection();
+    let mut builder = CreateRecipe::new(&conn);
+
+    println!("Title : ");
+    let mut title = String::new();
+    stdin().read_line(&mut title).unwrap();
+    let title = &title[..(title.len() - 1)];
+    builder.set_title(title);
+
+    println!("Ingredients (empty line to finish): ");
+    loop {
+            let mut ingdts = String::new();
+            stdin().read_line(&mut ingdts).unwrap();
+            if &ingdts == "\r\n" {
+                break;
+            }
+            builder.add_ingredient(ingdts.clone());
+    }
+
+    builder.insert();
+}
+
+
+#[cfg(not(windows))]
+const EOF: &'static str = "CTRL+D";
+
+#[cfg(windows)]
+const EOF: &'static str = "CTRL+Z";