backend/restservice/src/main/java/com/plannaplan/controllers/CoursesController.java

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package com.plannaplan.controllers;
import java.util.ArrayList;
import java.util.HashMap;
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import java.util.List;
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import com.plannaplan.App;
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import com.plannaplan.entities.Course;
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import com.plannaplan.responses.mappers.CoursesResponseMappers;
import com.plannaplan.responses.models.CoursesDefaultResponse;
import com.plannaplan.responses.models.CoursesWithGroupsResponse;
import com.plannaplan.responses.models.GroupDefaultResponse;
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import com.plannaplan.services.CourseService;
import com.plannaplan.services.GroupService;
import com.plannaplan.types.GroupType;
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import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.RestController;
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import io.swagger.annotations.Api;
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import io.swagger.annotations.ApiOperation;
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import io.swagger.annotations.ApiParam;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import com.plannaplan.responses.models.abstracts.CoursesResponse;
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@RestController
@CrossOrigin
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@RequestMapping("/api/" + App.API_VERSION + "/courses")
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@Api(tags = {
"Course" }, value = "Course", description = "Endpoints to deal with courses. All courses can have classes, lectures or both.")
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public class CoursesController {
@Autowired
private CourseService courseService;
@Autowired
private GroupService groupService;
@GetMapping("/all")
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@ApiOperation(value = "Return all courses")
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public ResponseEntity<List<? extends CoursesResponse>> getMethodName(
@RequestParam(name = "groups", defaultValue = "false") @ApiParam(value = "Boolean if you want to have resopnse with associated groups or without") Boolean groups,
@RequestParam(name = "takenPlaces", defaultValue = "false") @ApiParam(value = "Boolean if we want to have respoonse with information about taken places by other students. Needs to be set groups true first") Boolean takenPlaces) {
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List<Course> courses = this.courseService.getAllCourses();
if (groups) {
if (takenPlaces) {
final List<CoursesWithGroupsResponse> response = new ArrayList<>();
courses.forEach(course -> {
final List<GroupDefaultResponse> lectures = new ArrayList<>();
final List<GroupDefaultResponse> classes = new ArrayList<>();
final HashMap<Long, Integer> ammounts = this.groupService.getTakenPlaces(course.getGroups());
course.getGroups().stream().forEach(group -> {
if (group.getType() == GroupType.CLASS) {
classes.add(new GroupDefaultResponse(group, ammounts.get(group.getId())));
} else {
lectures.add(new GroupDefaultResponse(group, ammounts.get(group.getId())));
}
});
response.add(new CoursesWithGroupsResponse(course, lectures, classes));
});
return new ResponseEntity<>(response, HttpStatus.OK);
}
final List<CoursesWithGroupsResponse> response = CoursesResponseMappers
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.mapToGetCoursesWithGroupsResponse(courses);
return new ResponseEntity<>(response, HttpStatus.OK);
}
final List<CoursesDefaultResponse> response = CoursesResponseMappers.mapToGetCoursesResponse(courses);
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return new ResponseEntity<>(response, HttpStatus.OK);
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}
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}