Ingrediens api

src/main/java/edu/ntnu/idatt210602/matsvinnbackend/controller/RecipeController.java

+package edu.ntnu.idatt210602.matsvinnbackend.controller;
+
+import edu.ntnu.idatt210602.matsvinnbackend.model.Recipe;
+import edu.ntnu.idatt210602.matsvinnbackend.repo.RecipeRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.server.ResponseStatusException;
+
+import java.util.List;
+
+@Controller
+@CrossOrigin
+@RequestMapping(path = "/recipe")
+public class RecipeController {
+    //TODO: logging?
+
+    @Autowired
+    private RecipeRepository recipeRepo;
+
+    /**
+     * Get all recipes
+     *
+     * This endpoint responds with a list
+     * of all recipes in the recipe database
+     * throws 404 exception if none found
+     * @return the list of all recipes
+     */
+    @GetMapping("/")
+    @ResponseStatus(code = HttpStatus.OK)
+    public @ResponseBody List<Recipe> getRecipes(){
+        List<Recipe> recipes = recipeRepo.findAll();
+        /*
+        SHOULD RETURN EMPTY LIST, NOT EXCEPTION
+        if (recipes.isEmpty()) {
+            throw new ResponseStatusException(HttpStatus.NOT_FOUND);
+        }
+         */
+        return recipes;
+    }
+
+    /**
+     * Gets single recipe by given id
+     *
+     * This endpoint responds with a recipe
+     *
+     * throws 404 exception if recipe found
+     *
+     * @param id - Recipe identification
+     * @return recipe with given id
+     */
+    @GetMapping("/{id}")
+    public @ResponseBody Recipe getRecipe(@PathVariable Integer id){
+        Recipe recipe = recipeRepo.findById(id).orElseThrow(() -> {
+            return new ResponseStatusException(HttpStatus.NOT_FOUND);       //.orElseThrow throws exception
+                                                                            //returned by lambda
+        });
+        return recipe;
+    }
+
+}