улучшил

src/main/java/ru/ip/labworks/labworks/configuration/WebConfiguration.java

@@ -0,0 +1,13 @@
+package ru.ip.labworks.labworks.configuration;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class WebConfiguration implements WebMvcConfigurer {
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        registry.addMapping("/**").allowedMethods("*");
+    }
+}

src/main/java/ru/ip/labworks/labworks/controller/UserController.java

@@ -0,0 +1,35 @@
+package ru.ip.labworks.labworks.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+import ru.ip.labworks.labworks.service.CalculatorService;
+
+@RestController
+public class UserController {
+    private CalculatorService calculatorService;
+
+    public UserController(CalculatorService calculatorService){
+        this.calculatorService = calculatorService;
+    }
+
+    @GetMapping("/+")
+    public String workPlus(@RequestParam String type, @RequestParam Object arg1, @RequestParam Object arg2){
+        return (String) calculatorService.Plus(type, arg1, arg2);
+    }
+
+    @GetMapping("/-")
+    public String workMinus(@RequestParam String type, @RequestParam Object arg1, @RequestParam Object arg2){
+        return (String) calculatorService.Minus(type, arg1, arg2);
+    }
+
+    @GetMapping("/*")
+    public String workMulti(@RequestParam String type, @RequestParam Object arg1, @RequestParam Object arg2){
+        return (String) calculatorService.Multi(type, arg1, arg2);
+    }
+
+    @GetMapping("/:")
+    public String workDiv(@RequestParam String type, @RequestParam Object arg1, @RequestParam Object arg2){
+        return (String) calculatorService.Div(type, arg1, arg2);
+    }
+}

src/main/java/ru/ip/labworks/labworks/domain/ArrayCalculator.java

@@ -0,0 +1,48 @@
+package ru.ip.labworks.labworks.domain;
+
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+
+@Component(value = "array")
+public class ArrayCalculator implements ITypeCalculator<ArrayList<String>> {
+    @Override
+    public ArrayList<String> Plus(ArrayList<String> arg1, ArrayList<String> arg2) {
+        ArrayList<String> result = new ArrayList<>();
+        for (int i = 0; i < Math.min(arg1.size(), arg2.size()); ++i){
+            result.add(arg1.get(i) + arg2.get(i));
+        }
+        return result;
+    }
+
+    @Override
+    public ArrayList<String> Minus(ArrayList<String> arg1, ArrayList<String> arg2) {
+        ArrayList<String> result = new ArrayList<>();
+        for (int i = 0; i < Math.min(arg1.size(), arg2.size()); ++i){
+            result.add(arg1.get(i).replace(arg2.get(i), ""));
+        }
+        return result;
+    }
+
+    @Override
+    public ArrayList<String> Multi(ArrayList<String> arg1, ArrayList<String> arg2) {
+        ArrayList<String> result = new ArrayList<>();
+        for (int i = 0; i < Math.min(arg1.size(), arg2.size()); ++i){
+            String temp = "";
+            for (int j = 0; j < Integer.parseInt(arg2.get(i)); ++j){
+                temp += arg1.get(i);
+            }
+            result.add(temp);
+        }
+        return result;
+    }
+
+    @Override
+    public ArrayList<String> Div(ArrayList<String> arg1, ArrayList<String> arg2) {
+        ArrayList<String> result = new ArrayList<>();
+        for (int i = 0; i < Math.min(arg1.size(), arg2.size()); ++i){
+            result.add(arg1.get(i).substring(0, Integer.parseInt(arg2.get(i))));
+        }
+        return result;
+    }
+}

src/main/java/ru/ip/labworks/labworks/domain/ITypeCalculator.java

@@ -0,0 +1,9 @@
+package ru.ip.labworks.labworks.domain;
+
+public interface ITypeCalculator<T> {
+
+    T Plus(T arg1, T arg2);
+    T Minus(T arg1, T arg2);
+    T Multi(T arg1, T arg2);
+    T Div(T arg1, T arg2);
+}

src/main/java/ru/ip/labworks/labworks/domain/IntCalculator.java

@@ -0,0 +1,26 @@
+package ru.ip.labworks.labworks.domain;
+
+import org.springframework.stereotype.Component;
+
+@Component(value = "int")
+public class IntCalculator implements ITypeCalculator<Integer>{
+    @Override
+    public Integer Plus(Integer arg1, Integer arg2) {
+        return arg1 + arg2;
+    }
+
+    @Override
+    public Integer Minus(Integer arg1, Integer arg2) {
+        return arg1 - arg2;
+    }
+
+    @Override
+    public Integer Multi(Integer arg1, Integer arg2) {
+        return arg1 * arg2;
+    }
+
+    @Override
+    public Integer Div(Integer arg1, Integer arg2) {
+        return arg1 / arg2;
+    }
+}

src/main/java/ru/ip/labworks/labworks/domain/StringCalculator.java

@@ -0,0 +1,31 @@
+package ru.ip.labworks.labworks.domain;
+
+import org.springframework.stereotype.Component;
+
+@Component(value = "string")
+public class StringCalculator implements ITypeCalculator<String>{
+    @Override
+    public String Plus(String arg1, String arg2) {
+        return arg1 + arg2;
+    }
+
+    @Override
+    public String Minus(String arg1, String arg2) {
+        return arg1.replaceAll(arg2, "");
+    }
+
+    @Override
+    public String Multi(String arg1, String arg2) {
+        String result = "";
+        for (int i = 0; i < Integer.parseInt(arg2); ++i){
+            result += arg1;
+        }
+        return result;
+    }
+
+    @Override
+    public String Div(String arg1, String arg2) {
+        String result = arg1.substring(0, arg1.length() / Integer.parseInt(arg2));
+        return result;
+    }
+}

src/main/java/ru/ip/labworks/labworks/service/CalculatorService.java

@@ -0,0 +1,66 @@
+package ru.ip.labworks.labworks.service;
+
+import org.springframework.context.ApplicationContext;
+import org.springframework.stereotype.Service;
+import ru.ip.labworks.labworks.domain.ITypeCalculator;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
+@Service
+public class CalculatorService {
+    private final ApplicationContext applicationContext;
+    private ITypeCalculator typeCalculator;
+    private Object arg1;
+    private Object arg2;
+
+    public CalculatorService(ApplicationContext applicationContext){
+        this.applicationContext = applicationContext;
+    }
+
+    private boolean ValidateParams(Object value1, Object value2, String type){
+        typeCalculator = (ITypeCalculator)applicationContext.getBean(type);
+
+        try {
+            switch (type) {
+                case "int" -> {
+                    arg1 = Integer.valueOf(value1.toString());
+                    arg2 = Integer.valueOf(value2.toString());
+                }
+                case "array" -> {
+                    arg1 = new ArrayList<>(Arrays.asList(value1.toString().split(",")));
+                    arg2 =  new ArrayList<>(Arrays.asList(value2.toString().split(",")));
+                }
+                case "string" -> {
+                    arg1 = value1.toString();
+                    arg2 = value2.toString();
+                }
+            }
+        }
+        catch (Exception ex){
+            return false;
+        }
+        return true;
+    }
+
+
+    public Object Plus(String type, Object arg1, Object arg2){
+        if(!ValidateParams(arg1,arg2,type)) return String.format("Неверные данные");
+        return  String.format("%s", typeCalculator.Plus(this.arg1, this.arg2));
+    }
+
+    public Object Minus(String type, Object arg1, Object arg2){
+        if(!ValidateParams(arg1,arg2,type)) return String.format("Неверные данные");
+        return  String.format("%s", typeCalculator.Minus(this.arg1, this.arg2));
+    }
+
+    public Object Multi(String type, Object arg1, Object arg2){
+        if(!ValidateParams(arg1,arg2,type)) return String.format("Неверные данные");
+        return  String.format("%s", typeCalculator.Multi(this.arg1, this.arg2));
+    }
+
+    public Object Div(String type, Object arg1, Object arg2){
+        if(!ValidateParams(arg1,arg2,type)) return String.format("Неверные данные");
+        return  String.format("%s", typeCalculator.Div(this.arg1, this.arg2));
+    }
+}

src/main/resources/frontend/spa-vue/.gitignore

@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?

src/main/resources/frontend/spa-vue/README.md

@@ -0,0 +1,7 @@
+# Vue 3 + Vite
+
+This template should help get you started developing with Vue 3 in Vite. The template uses Vue 3 `<script setup>` SFCs, check out the [script setup docs](https://v3.vuejs.org/api/sfc-script-setup.html#sfc-script-setup) to learn more.
+
+## Recommended IDE Setup
+
+- [VS Code](https://code.visualstudio.com/) + [Volar](https://marketplace.visualstudio.com/items?itemName=Vue.volar) (and disable Vetur) + [TypeScript Vue Plugin (Volar)](https://marketplace.visualstudio.com/items?itemName=Vue.vscode-typescript-vue-plugin).

src/main/resources/frontend/spa-vue/data.json

@@ -0,0 +1,19 @@
+{
+  "posts": [
+    {
+      "id": 1,
+      "title": "json-server",
+      "author": "typicode"
+    }
+  ],
+  "comments": [
+    {
+      "id": 1,
+      "body": "some comment",
+      "postId": 1
+    }
+  ],
+  "profile": {
+    "name": "typicode"
+  }
+}

src/main/resources/frontend/spa-vue/index.html

@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha1/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-GLhlTQ8iRABdZLl6O3oVMWSktQOp6b7In1Zl3/Jr59b6EGGoI1aFkw7cmDA6j6gD" crossorigin="anonymous">
+    <title>Data Type Calculator</title>
+  </head>
+  <body>
+    <div id="app"></div>
+    <script type="module" src="/src/main.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha1/dist/js/bootstrap.bundle.min.js" integrity="sha384-w76AqPfDkMBDXo30jS1Sgez6pr3x5MlQ1ZAGC+nuZB+EYdgRZgiwxhTBTkF7CXvN" crossorigin="anonymous"></script>
+  </body>
+</html>

src/main/resources/frontend/spa-vue/package.json

@@ -0,0 +1,26 @@
+{
+  "name": "spa-vue",
+  "private": true,
+  "version": "1.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "fake-server": "json-server --watch data.json -p 8079",
+    "start": "npm-run-all --parallel dev fake-server",
+    "build": "vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "vue": "^3.2.41",
+    "vue-router": "^4.1.6",
+    "axios": "^1.1.3",
+    "bootstrap": "^5.2.2",
+    "@fortawesome/fontawesome-free": "^6.2.1"
+  },
+  "devDependencies": {
+    "vite": "^3.2.3",
+    "@vitejs/plugin-vue": "^3.2.0",
+    "npm-run-all": "^4.1.5",
+    "json-server": "^0.17.1"
+  }
+}

src/main/resources/frontend/spa-vue/src/App.vue

@@ -0,0 +1,9 @@
+<script setup>
+
+</script>
+
+<template>
+    <router-view>
+
+    </router-view>
+</template>

src/main/resources/frontend/spa-vue/src/components/Footer.vue

@@ -0,0 +1,17 @@
+<template>
+    <footer class="container pt-4 my-md-5 pt-md-5 text-center fixed-bottom border-top">
+        <div class="row">
+            <div class="col-12 col-md">
+                <h5 class=""><strong>End</strong></h5>
+            </div>
+        </div>
+    </footer>
+</template>
+
+<script>
+export default {
+}
+</script>
+
+<style scoped>
+</style>

src/main/resources/frontend/spa-vue/src/components/Header.vue

@@ -0,0 +1,11 @@
+<template>
+    <header class="fixed-top">
+        <nav class="navbar navbar-expand-lg bg-primary" data-bs-theme="dark">
+            <div class="container">
+                <a class="navbar-brand" href="#">
+                    <strong>{ DTC } Data Type Calculator</strong>
+                </a>
+            </div>
+        </nav>
+    </header>
+</template>

src/main/resources/frontend/spa-vue/src/main.js

@@ -0,0 +1,7 @@
+import { createApp } from 'vue'
+import App from './App.vue'
+import router from "./router/router.js"
+
+const app = createApp(App)
+
+app.use(router).mount("#app");

src/main/resources/frontend/spa-vue/src/pages/Index.vue

@@ -0,0 +1,75 @@
+<script>
+import Header from '../components/Header.vue'
+import Footer from '../components/Footer.vue'
+export default{
+    components:{
+        Header,
+        Footer
+    },
+    data(){
+        return {
+            action: "",
+            type: "",
+            str_1: "",
+            str_2: "",
+            result: ""
+        }
+    },
+    methods:{
+        GetRepuest(){
+            if (this.action.length == 0 || this.str_1.length == 0 || this.str_2.length == 0){
+                console.warn("Invalid input to fetch!");
+            }
+            console.log("http://localhost:8080/" + this.action + "?type=" + this.type + "&arg1=" + this.str_1 + "&arg2=" + this.str_2)
+            fetch("http://localhost:8080/" + this.action + "?type=" + this.type + "&arg1=" + this.str_1 + "&arg2=" + this.str_2)
+            .then(res => res.text())
+            .then(res => {
+                this.result = res;
+            })
+        }
+    }
+}
+</script>
+
+<template>
+    <Header></Header>
+    <main class="container" style="margin-top: 50pt;">
+        <div class="input-group mb-2 my-5">
+            <span class="input-group-text bg-primary text-white" id="basic-addon1"><strong>Действие:</strong></span>
+            <select class="form-select" aria-label="Default select example" v-model="action">
+                <option value="+">Plus(+)</option>
+                <option value="-">Minus(-)</option>
+                <option value="*">Multi(*)</option>
+                <option value=":">Div(\)</option>
+            </select>
+        </div>
+        <div class="input-group mb-2">
+            <span class="input-group-text bg-primary text-white" id="basic-addon1"><strong>Тип данных:</strong></span>
+            <select class="form-select" aria-label="Default select example" v-model="type">
+                <option value="int">Integer{}</option>
+                <option value="string">String"_"</option>
+                <option value="array">Array[]</option>
+            </select>
+        </div>
+        <div class="input-group mb-2">
+            <span class="input-group-text bg-primary text-white" id="basic-addon1"><strong>Аргумент№1:</strong></span>
+            <input type="text" class="form-control" placeholder="Введите превую строку" v-model="str_1">
+        </div>
+        <div class="input-group mb-2">
+            <span class="input-group-text bg-primary text-white" id="basic-addon1"><strong>Аргумент№2:</strong></span>
+            <input type="text" class="form-control" placeholder="Введите вторую строку" v-model="str_2">
+        </div>
+        <div class="input-group mb-2">
+            <span class="input-group-text bg-success text-white" id="basic-addon1"><strong>Вывод:</strong></span>
+            <input type="text" class="form-control" placeholder="Выводит рузультат здесь" v-model="result" readonly>
+        </div>
+        <div class="mb-2 d-flex justify-content-center">
+            <button type="submit" class="btn btn-success" @click.prevent="GetRepuest"><strong>GET</strong></button>
+        </div>
+    </main>
+    <Footer></Footer>
+</template>
+
+<style scoped>
+
+</style>

src/main/resources/frontend/spa-vue/src/router/router.js

@@ -0,0 +1,14 @@
+import {createRouter, createWebHistory} from "vue-router"
+import Index from '../pages/Index.vue'
+
+const routes = [
+    {path: '/', component: Index},
+]
+
+const router = createRouter({
+    history: createWebHistory(),
+    linkActiveClass: 'active',
+    routes 
+})
+
+export default router;

src/main/resources/frontend/spa-vue/vite.config.js

@@ -0,0 +1,7 @@
+import { defineConfig } from 'vite'
+import vue from '@vitejs/plugin-vue'
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  plugins: [vue()],
+})

src/test/java/ru/ip/labworks/labworks/LabworksApplicationTests.java

@@ -1,13 +1,91 @@
 package ru.ip.labworks.labworks;
 
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.NoSuchBeanDefinitionException;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
+import ru.ip.labworks.labworks.service.CalculatorService;
 
 @SpringBootTest
 class LabworksApplicationTests {
+	@Autowired
+	CalculatorService calculatorService;
 
 	@Test
-	void contextLoads() {
+	void IntPlus() {
+		final String res = calculatorService.Plus("int", 10, 2).toString();
+		Assertions.assertEquals("12", res);
 	}
 
+	@Test
+	void IntMinus() {
+		final String res = calculatorService.Minus("int", 10, 2).toString();
+		Assertions.assertEquals("8", res);
+	}
+
+	@Test
+	void IntMulti() {
+		final String res = calculatorService.Multi("int", 10, 2).toString();
+		Assertions.assertEquals("20", res);
+	}
+
+	@Test
+	void IntDiv() {
+		final String res = calculatorService.Div("int", 10, 2).toString();
+		Assertions.assertEquals("5", res);
+	}
+
+	@Test
+	void StrPlus() {
+		final String res = calculatorService.Plus("string", "10", "2").toString();
+		Assertions.assertEquals("102", res);
+	}
+
+	@Test
+	void StrMinus() {
+		final String res = calculatorService.Minus("string", "10", "0").toString();
+		Assertions.assertEquals("1", res);
+	}
+
+	@Test
+	void StrMulti() {
+		final String res = calculatorService.Multi("string", "10", "2").toString();
+		Assertions.assertEquals("1010", res);
+	}
+
+	@Test
+	void StrDiv() {
+		final String res = calculatorService.Div("string", "1010", "2").toString();
+		Assertions.assertEquals("10", res);
+	}
+
+	@Test
+	void ArrayPlus() {
+		final String res = calculatorService.Plus("array", "2,2", "3,3").toString();
+		Assertions.assertEquals("[23, 23]", res);
+	}
+
+	@Test
+	void ArrayMinus() {
+		final String res = calculatorService.Minus("array", "24,23", "4,3").toString();
+		Assertions.assertEquals("[2, 2]", res);
+	}
+
+	@Test
+	void ArrayMulti() {
+		final String res = calculatorService.Multi("array", "23,24", "2,2").toString();
+		Assertions.assertEquals("[2323, 2424]", res);
+	}
+
+	@Test
+	void ArrayDiv() {
+		final String res = calculatorService.Div("array", "23,24", "1,1").toString();
+		Assertions.assertEquals("[2, 2]", res);
+	}
+
+	@Test
+	void testErrorErrorWired() {
+		Assertions.assertThrows(NoSuchBeanDefinitionException.class, () -> calculatorService.Plus("date", 1, 2));
+	}
 }