From ee7e435887051c842aa8e60e1582e4e79a4f64e1 Mon Sep 17 00:00:00 2001
From: Hadi Halim Kamil <hadihalimkamil@gmail.com>
Date: Fri, 11 Feb 2022 20:09:42 +0700
Subject: [PATCH] Implement Course Page
---
.../controller/CourseController.java | 42 +++++++++++++++++++
.../ui/cs/advprog/tutorial0/model/Course.java | 12 ++++++
.../repository/CourseRepository.java | 23 ++++++++++
.../tutorial0/service/CourseService.java | 11 +++++
.../tutorial0/service/CourseServiceImpl.java | 41 ++++++++++++++++++
src/main/resources/templates/courseList.html | 34 +++++++++++++++
.../resources/templates/createCourse.html | 32 ++++++++++++++
7 files changed, 195 insertions(+)
create mode 100644 src/main/java/id/ac/ui/cs/advprog/tutorial0/controller/CourseController.java
create mode 100644 src/main/java/id/ac/ui/cs/advprog/tutorial0/model/Course.java
create mode 100644 src/main/java/id/ac/ui/cs/advprog/tutorial0/repository/CourseRepository.java
create mode 100644 src/main/java/id/ac/ui/cs/advprog/tutorial0/service/CourseService.java
create mode 100644 src/main/java/id/ac/ui/cs/advprog/tutorial0/service/CourseServiceImpl.java
create mode 100644 src/main/resources/templates/courseList.html
create mode 100644 src/main/resources/templates/createCourse.html
diff --git a/src/main/java/id/ac/ui/cs/advprog/tutorial0/controller/CourseController.java b/src/main/java/id/ac/ui/cs/advprog/tutorial0/controller/CourseController.java
new file mode 100644
index 0000000..042c3bc
--- /dev/null
+++ b/src/main/java/id/ac/ui/cs/advprog/tutorial0/controller/CourseController.java
@@ -0,0 +1,42 @@
+package id.ac.ui.cs.advprog.tutorial0.controller;
+
+import id.ac.ui.cs.advprog.tutorial0.model.Course;
+import id.ac.ui.cs.advprog.tutorial0.service.CourseService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import java.util.List;
+
+@Controller
+@RequestMapping("/course")
+public class CourseController {
+
+ @Autowired
+ private CourseService courseService;
+
+ @GetMapping("/list")
+ public String courseListPage(Model model) {
+ List<Course> allCourses = courseService.findAll();
+ model.addAttribute("courses", allCourses);
+ return "courseList";
+ }
+
+ @GetMapping("/create")
+ public String createCoursePage(Model model) {
+ Course course = new Course();
+ model.addAttribute("course", course);
+ course.setVacancyStatus(true);
+ return "createCourse";
+ }
+
+ @PostMapping("/create")
+ public String createCoursePost(@ModelAttribute Course course, Model model) {
+ courseService.create(course);
+ return "redirect:list";
+ }
+}
diff --git a/src/main/java/id/ac/ui/cs/advprog/tutorial0/model/Course.java b/src/main/java/id/ac/ui/cs/advprog/tutorial0/model/Course.java
new file mode 100644
index 0000000..a3f6778
--- /dev/null
+++ b/src/main/java/id/ac/ui/cs/advprog/tutorial0/model/Course.java
@@ -0,0 +1,12 @@
+package id.ac.ui.cs.advprog.tutorial0.model;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter @Setter
+public class Course {
+
+ private String courseId;
+ private String courseName;
+ private boolean vacancyStatus;
+}
diff --git a/src/main/java/id/ac/ui/cs/advprog/tutorial0/repository/CourseRepository.java b/src/main/java/id/ac/ui/cs/advprog/tutorial0/repository/CourseRepository.java
new file mode 100644
index 0000000..fa019b1
--- /dev/null
+++ b/src/main/java/id/ac/ui/cs/advprog/tutorial0/repository/CourseRepository.java
@@ -0,0 +1,23 @@
+package id.ac.ui.cs.advprog.tutorial0.repository;
+
+import id.ac.ui.cs.advprog.tutorial0.model.Course;
+import org.springframework.stereotype.Repository;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+@Repository
+public class CourseRepository {
+
+ private List<Course> courseInMemory = new ArrayList<>();
+
+ public Course createCourse(Course course) {
+ courseInMemory.add(course);
+ return course;
+ }
+
+ public Iterator<Course> findAll() {
+ return courseInMemory.iterator();
+ }
+}
diff --git a/src/main/java/id/ac/ui/cs/advprog/tutorial0/service/CourseService.java b/src/main/java/id/ac/ui/cs/advprog/tutorial0/service/CourseService.java
new file mode 100644
index 0000000..df6c10d
--- /dev/null
+++ b/src/main/java/id/ac/ui/cs/advprog/tutorial0/service/CourseService.java
@@ -0,0 +1,11 @@
+package id.ac.ui.cs.advprog.tutorial0.service;
+
+import id.ac.ui.cs.advprog.tutorial0.model.Course;
+
+import java.util.List;
+
+public interface CourseService {
+
+ public Course create(Course course);
+ public List<Course> findAll();
+}
diff --git a/src/main/java/id/ac/ui/cs/advprog/tutorial0/service/CourseServiceImpl.java b/src/main/java/id/ac/ui/cs/advprog/tutorial0/service/CourseServiceImpl.java
new file mode 100644
index 0000000..0be40b3
--- /dev/null
+++ b/src/main/java/id/ac/ui/cs/advprog/tutorial0/service/CourseServiceImpl.java
@@ -0,0 +1,41 @@
+package id.ac.ui.cs.advprog.tutorial0.service;
+
+import id.ac.ui.cs.advprog.tutorial0.model.Course;
+import id.ac.ui.cs.advprog.tutorial0.repository.CourseRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+@Service
+public class CourseServiceImpl implements CourseService {
+
+ @Autowired
+ private CourseRepository courseRepository;
+
+ @Override
+ public Course create(Course course) {
+ generateId(course);
+ courseRepository.createCourse(course);
+ return course;
+ }
+
+ private void generateId(Course course) {
+ StringBuilder builder = new StringBuilder(5);
+ for (char letter: course.getCourseName().toCharArray()) {
+ builder.append(String.valueOf((int)letter));
+ }
+ String id = builder.toString();
+ course.setCourseId(id);
+ }
+
+ @Override
+ public List<Course> findAll() {
+ Iterator<Course> courseIterator = courseRepository.findAll();
+ List<Course> allCourses = new ArrayList<>();
+ courseIterator.forEachRemaining(allCourses::add);
+ return allCourses;
+ }
+}
diff --git a/src/main/resources/templates/courseList.html b/src/main/resources/templates/courseList.html
new file mode 100644
index 0000000..db2d8e6
--- /dev/null
+++ b/src/main/resources/templates/courseList.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html lang="en" xmlns:th="http://www.thymeleaf.org">
+<head>
+ <meta charset="UTF-8">
+ <title>Course List</title>
+ <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
+</head>
+<body>
+
+<h2>Course List</h2>
+<a th:href="@{/course/create}" class="btn btn-primary btn-sm mb-3" >Create course</a>
+
+<table class="table">
+ <thead>
+ <tr>
+ <th scope="col">ID</th>
+ <th scope="col">Name</th>
+ <th scope="col">Vacancy status</th>
+ </tr>
+ </thead>
+ <tbody th:each="course: ${courses}">
+ <tr>
+ <td th:text="${course.courseId}"></td>
+ <td th:text="${course.courseName}"></td>
+ <td th:text="${course.vacancyStatus} ? 'Open' : 'Closed'"></td>
+ </tr>
+
+ </tbody>
+</table>
+
+
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-ka7Sk0Gln4gmtz2MlQnikT1wXgYsOg+OMhuP+IlRH9sENBO0LRn5q+8nbTov4+1p" crossorigin="anonymous"></script>
+</body>
+</html>
\ No newline at end of file
diff --git a/src/main/resources/templates/createCourse.html b/src/main/resources/templates/createCourse.html
new file mode 100644
index 0000000..9a9ca38
--- /dev/null
+++ b/src/main/resources/templates/createCourse.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html lang="en" xmlns:th="http://www.thymeleaf.org">
+<head>
+ <meta charset="UTF-8">
+ <title>Create new Course</title>
+ <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
+</head>
+<body>
+<h3>Create new Course</h3>
+
+<form th:action="@{/course/create}" th:object="${course}" method="post">
+ <div class="form-group">
+ <label for="nameInput">Name</label>
+ <input th:field="*{courseName}" type="text" class="form-control" id="nameInput" aria-describedby="nameHelp" placeholder="Enter course' name">
+ <small id="nameHelp" class="form-text text-muted">Please enter course name.</small>
+ </div>
+ <div class="form-group">
+ <label>Vacancy Status : </label>
+ <div class="form-check form-check-inline">
+ <input type="radio" id="radio1" class="form-check-input" th:field="*{vacancyStatus}" th:value="true" th:checked="true">
+ <label class="form-check-label" for="radio1">Open</label>
+ </div>
+ <div class="form-check form-check-inline">
+ <input type="radio" id="radio2" class="form-check-input" th:field="*{vacancyStatus}" th:value="false">
+ <label class="form-check-label" for="radio2">Closed</label>
+ </div>
+ </div>
+ <button type="submit" class="btn btn-primary">Submit</button>
+</form>
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-ka7Sk0Gln4gmtz2MlQnikT1wXgYsOg+OMhuP+IlRH9sENBO0LRn5q+8nbTov4+1p" crossorigin="anonymous"></script>
+</body>
+</html>
\ No newline at end of file
--
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