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Coding Events Java
1 parent 8219dea commit 38d9e3a

28 files changed

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‎build.gradle‎

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implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
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implementation 'org.springframework.boot:spring-boot-starter-validation'
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implementation 'org.springframework.boot:spring-boot-starter-web'
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implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
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implementation 'mysql:mysql-connector-java:8.0.32'
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developmentOnly 'org.springframework.boot:spring-boot-devtools'
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testImplementation 'org.springframework.boot:spring-boot-starter-test'
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}

‎src/main/java/org/launchcode/codingevents/controllers/EventCategoryController.java‎

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package org.launchcode.codingevents.controllers;
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import jakarta.validation.Valid;
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import org.launchcode.codingevents.data.EventCategoryRepository;
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import org.launchcode.codingevents.models.EventCategory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Controller;
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import org.springframework.validation.Errors;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.ModelAttribute;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.ui.Model;
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@Controller
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@RequestMapping("eventCategories")
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public class EventCategoryController {
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@Autowired
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private EventCategoryRepository eventCategoryRepository;
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@GetMapping
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public String displayAllCategories(Model model) {
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model.addAttribute("title", "All Categories");
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model.addAttribute("categories", eventCategoryRepository.findAll());
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return "eventCategories/index";
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}
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@GetMapping("create")
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public String renderCreateEventCategoryForm(Model model) {
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model.addAttribute("title", "Create Category");
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model.addAttribute(new EventCategory());
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return "eventCategories/create";
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}
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@PostMapping("create")
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public String processCreateEventCategoryForm(@Valid @ModelAttribute EventCategory eventCategory,
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Errors errors, Model model) {
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if (errors.hasErrors()) {
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model.addAttribute("title", "Create Category");
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model.addAttribute(new EventCategory());
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return "eventCategories/create";
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}
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eventCategoryRepository.save(eventCategory);
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return "redirect:/eventCategories";
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}
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}

‎src/main/java/org/launchcode/codingevents/controllers/EventController.java‎

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This file was deleted.

‎src/main/java/org/launchcode/codingevents/controllers/EventsController.java‎

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package org.launchcode.codingevents.controllers;
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import org.launchcode.codingevents.data.EventCategoryRepository;
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import org.launchcode.codingevents.data.EventRepository;
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import org.launchcode.codingevents.data.TagRepository;
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import org.launchcode.codingevents.models.Event;
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import org.launchcode.codingevents.models.EventCategory;
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import org.launchcode.codingevents.models.Tag;
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import org.launchcode.codingevents.models.dto.EventTagDTO;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.validation.Errors;
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import org.springframework.web.bind.annotation.*;
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import jakarta.validation.Valid;
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import java.util.Optional;
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@Controller
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@RequestMapping("events")
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public class EventsController {
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@Autowired
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private EventRepository eventRepository;
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@Autowired
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private EventCategoryRepository eventCategoryRepository;
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@Autowired
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private TagRepository tagRepository;
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@GetMapping
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public String displayAllEvents(@RequestParam(required = false) Integer categoryId,
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@RequestParam(required = false) Integer tagId, Model model) {
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if (categoryId == null && tagId == null) {
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model.addAttribute("events", eventRepository.findAll());
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} else if (categoryId != null){
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Optional<EventCategory> result = eventCategoryRepository.findById(categoryId);
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if (result.isEmpty()) {
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model.addAttribute("title", "Invalid Category ID: " + categoryId);
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} else {
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EventCategory category = result.get();
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model.addAttribute("title", "Events in category: " + category.getName());
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model.addAttribute("events", category.getEvents());
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}
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} else {
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Optional<Tag> result = tagRepository.findById(tagId);
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if (result.isEmpty()) {
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model.addAttribute("title", "Invalid Tag ID: " + tagId);
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} else {
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Tag tag = result.get();
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model.addAttribute("title", "All tags: " + tag.getEvents());
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}
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}
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return "events/index";
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}
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@GetMapping("create")
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public String renderCreateEventForm(Model model) {
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model.addAttribute("title", "Create Event");
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model.addAttribute(new Event());
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model.addAttribute("categories", eventCategoryRepository.findAll());
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return "events/create";
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}
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@PostMapping("create")
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public String createEvent(@ModelAttribute @Valid Event newEvent,
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Errors errors, Model model) {
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if (errors.hasErrors()) {
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model.addAttribute("title", "Create Event");
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return "events/create";
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}
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System.out.println("Hello again?");
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eventRepository.save(newEvent);
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return "redirect:/events";
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}
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@GetMapping("delete")
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public String displayDeleteEventForm(Model model) {
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model.addAttribute("title", "Delete Events");
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model.addAttribute("events", eventRepository.findAll());
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return "events/delete";
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}
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@PostMapping("delete")
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public String processDeleteEventsForm(@RequestParam(required = false) int[] eventIds) {
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if (eventIds != null) {
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for (int id : eventIds) {
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eventRepository.deleteById(id);
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}
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}
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return "redirect:";
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}
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@GetMapping("detail")
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public String displayEventDetails(@RequestParam Integer eventId, Model model) {
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Optional<Event> result = eventRepository.findById(eventId);
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if (result.isEmpty()) {
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model.addAttribute("title", "Invalid Event ID: " + eventId);
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} else {
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Event event = result.get();
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model.addAttribute("title", event.getName() + " Details");
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model.addAttribute("event", event);
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model.addAttribute("tags", event.getTags());
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}
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return "events/detail";
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}
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// responds to /events/add-tag?eventId=13
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@GetMapping("add-tag")
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public String displayAddTagForm(@RequestParam Integer eventId, Model model) {
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Optional<Event> result = eventRepository.findById(eventId);
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Event event = result.get();
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model.addAttribute("title", "Add Tag to : " + event.getName());
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model.addAttribute("tags", tagRepository.findAll());
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EventTagDTO eventTag = new EventTagDTO();
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eventTag.setEvent(event);
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model.addAttribute("eventTag", eventTag);
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return "events/add-tag";
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}
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@PostMapping("add-tag")
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public String processAddTagForm(@ModelAttribute @Valid EventTagDTO eventTag,
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Errors errors,
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Model model) {
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if (!errors.hasErrors()) {
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Event event = eventTag.getEvent();
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Tag tag = eventTag.getTag();
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if (!event.getTags().contains(tag)) {
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event.addTag(tag);
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eventRepository.save(event);
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}
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return "redirect:detail?eventId=" + event.getId();
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}
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return "redirect:add-tag";
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}
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}

‎src/main/java/org/launchcode/codingevents/controllers/TagController.java‎

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package org.launchcode.codingevents.controllers;
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import org.launchcode.codingevents.data.TagRepository;
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import org.launchcode.codingevents.models.Tag;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.validation.Errors;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.ModelAttribute;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import jakarta.validation.Valid;
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@Controller
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@RequestMapping("tags")
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public class TagController {
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@Autowired
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TagRepository tagRepository;
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@GetMapping
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public String displayTags(Model model) {
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model.addAttribute("title", "All Tags");
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model.addAttribute("tags", tagRepository.findAll());
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return "tags/index";
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}
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@GetMapping("create")
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public String displayCreateTagForm(Model model) {
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model.addAttribute("title", "Create Tag");
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model.addAttribute(new Tag());
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return "tags/create";
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}
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@PostMapping("create")
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public String processCreateTagForm(@ModelAttribute @Valid Tag tag,
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Errors errors, Model model) {
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if (errors.hasErrors()) {
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model.addAttribute("title", "Create Tag");
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model.addAttribute(tag);
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return "tags/create";
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}
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tagRepository.save(tag);
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return "redirect:/tags";
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}
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}

‎src/main/java/org/launchcode/codingevents/data/EventCategoryRepository.java‎

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package org.launchcode.codingevents.data;
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import org.launchcode.codingevents.models.EventCategory;
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import org.springframework.data.repository.CrudRepository;
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import org.springframework.stereotype.Repository;
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@Repository
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public interface EventCategoryRepository extends CrudRepository<EventCategory, Integer> {
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}

‎src/main/java/org/launchcode/codingevents/data/EventRepository.java‎

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package org.launchcode.codingevents.data;
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import org.launchcode.codingevents.models.Event;
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import org.springframework.data.repository.CrudRepository;
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import org.springframework.stereotype.Repository;
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@Repository
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public interface EventRepository extends CrudRepository<Event, Integer> {
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}

‎src/main/java/org/launchcode/codingevents/data/TagRepository.java‎

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package org.launchcode.codingevents.data;
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import org.launchcode.codingevents.models.Tag;
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import org.springframework.data.repository.CrudRepository;
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import org.springframework.stereotype.Repository;
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@Repository
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public interface TagRepository extends CrudRepository<Tag, Integer> {
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}

‎src/main/java/org/launchcode/codingevents/models/AbstractEntity.java‎

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package org.launchcode.codingevents.models;
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import jakarta.persistence.*;
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@MappedSuperclass
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public abstract class AbstractEntity {
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@Id
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@GeneratedValue
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public int id;
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public int getId() {
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return id;
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}
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}

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