source: backend/web3-Ednevnik-Backend/src/main/java/com/nikola/web3ednevnikbackend/controller/KlasController.java

package com.nikola.web3ednevnikbackend.controller;

import com.nikola.web3ednevnikbackend.dto.annoucements.SoopstenieResponseDTO;
import com.nikola.web3ednevnikbackend.dto.attendance.PrisustvaZaKlasResponseDTO;
import com.nikola.web3ednevnikbackend.dto.classes.*;

import com.nikola.web3ednevnikbackend.dto.schedules.RasporedSoCasoviResponseDTO;

import com.nikola.web3ednevnikbackend.dto.subjects.AssignPredmetToClassRequestDTO;
import com.nikola.web3ednevnikbackend.dto.subjects.PredmetResponseDTO;
import com.nikola.web3ednevnikbackend.dto.users.KlasenRakovoditelResponseDTO;

import com.nikola.web3ednevnikbackend.dto.users.UcenikResponseDTO;
import com.nikola.web3ednevnikbackend.dto.weeklyplans.AktivnostZaNedelenPlanResponseDTO;
import com.nikola.web3ednevnikbackend.dto.weeklyplans.NedelenPlanSoAktivnostiResponseDTO;

import com.nikola.web3ednevnikbackend.service.attendance.PrisustvoService;
import com.nikola.web3ednevnikbackend.service.schedulesAndClasses.KlasService;

import com.nikola.web3ednevnikbackend.service.users.UcenikService;
import jakarta.validation.Valid;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.UUID;

@RestController
@RequestMapping("/api/klas")

public class KlasController {
    private final KlasService klasService;
    private final UcenikService ucenikService;
    private final PrisustvoService prisustvoService;

    public KlasController(KlasService klasService, UcenikService ucenikService, PrisustvoService prisustvoService) {
        this.klasService = klasService;
        this.ucenikService = ucenikService;

        this.prisustvoService = prisustvoService;
    }

    //    GET    /api/classes
    @PreAuthorize("hasRole('DIREKTOR_ADMIN')")
    @GetMapping
    public ResponseEntity<List<KlasResponseDTO>> getAllKlasovi(){
        List<KlasResponseDTO> klasovi = this.klasService.getAllKlasovi();
        return new  ResponseEntity<>(klasovi, HttpStatus.OK);
    }
    //    POST   /api/classes
    @PostMapping
    @PreAuthorize("hasRole('DIREKTOR_ADMIN')")
    public ResponseEntity<KlasResponseDTO> createKlas(@Valid @RequestBody KlasRequestDTO klasRequestDTO) {

        return new ResponseEntity<>( this.klasService.createKlas(klasRequestDTO), HttpStatus.CREATED);
    }

//    GET    /api/classes/{id}
@PreAuthorize("hasAnyRole('KLASEN_RAKOVODITEL','DIREKTOR_ADMIN', 'PREDMETEN_NASTAVNIK', 'RODITEL')")
@GetMapping("/{id}")
public ResponseEntity<KlasResponseDTO> getKlasById(@PathVariable UUID id){

    KlasResponseDTO klas =this.klasService.getKlasById(id);
    return new ResponseEntity<>(klas, HttpStatus.OK);
}
//    DELETE /api/classes/{id}
@DeleteMapping("/{id}")
@PreAuthorize("hasRole('DIREKTOR_ADMIN')")
public ResponseEntity<Void> deleteKlasById(@PathVariable UUID id){

    this.klasService.deleteKlasAndKeepHisData(id);
    return new ResponseEntity<>(HttpStatus.NO_CONTENT);
}


//    POST   /api/klas/{classId}/addStudent
@PostMapping("/{classId}/addStudent")
@PreAuthorize("hasRole('DIREKTOR_ADMIN')")
public ResponseEntity<Void> addStudentInAClass(@PathVariable UUID classId, @Valid @RequestBody UcenikAddToKlasRequestDTO ucenikAddToKlasRequestDTO){

    ucenikService.addStudentInKlas(classId, ucenikAddToKlasRequestDTO.getUcenikId());
    return new ResponseEntity<>(HttpStatus.CREATED);
}

//    GET    /api/classes/{classId}/students
@GetMapping("/{classId}/students")
@PreAuthorize("hasAnyRole('KLASEN_RAKOVODITEL','DIREKTOR_ADMIN', 'PREDMETEN_NASTAVNIK', 'RODITEL')")
public ResponseEntity<List<UcenikResponseDTO>> getAllStudentsWhoAreInTheSameClass(@PathVariable UUID classId){

    List<UcenikResponseDTO> getAllStudentsWhoAreInTheSameClass = this.klasService.getAllStudentsWhoAreInTheSameClass(classId);
    return new ResponseEntity<>(getAllStudentsWhoAreInTheSameClass, HttpStatus.OK);
}
   // POST   /api/classes/{classId}/class-teacher
    @PostMapping("/{classId}/klasenRakovoditel")
    @PreAuthorize("hasRole('DIREKTOR_ADMIN')")
    public ResponseEntity<Void> assignKlasenRakovoditelToAClass(@PathVariable UUID classId, @Valid @RequestBody AssignKlasenRakovoditelToAClassRequestDTO assignKlasenRakovoditelToAClassRequestDTO){

        this.klasService.addKlasenRakovoditelToAClass(classId, assignKlasenRakovoditelToAClassRequestDTO.getKlasenRakovoditelId());
        return new ResponseEntity<>(HttpStatus.CREATED);
    }
//    GET    /api/classes/{classId}/class-teacher
@GetMapping("/{classId}/klasenRakovoditel")
@PreAuthorize("hasAnyRole('KLASEN_RAKOVODITEL','DIREKTOR_ADMIN', 'PREDMETEN_NASTAVNIK', 'RODITEL')")
public ResponseEntity<KlasenRakovoditelResponseDTO> getKlasenRakovoditelZaKlas(@PathVariable UUID classId){

        KlasenRakovoditelResponseDTO klasenRakovoditelResponseDTO = this.klasService.getKlasenRakovoditelByKlas(classId);
     return new ResponseEntity<>(klasenRakovoditelResponseDTO, HttpStatus.OK);
}

//    @GetMapping("/{classId}/raspored") //zemi go rasporedot sto klasot tekovno go sledi
    @GetMapping("/{classId}/raspored")
    @PreAuthorize("hasAnyRole('KLASEN_RAKOVODITEL','DIREKTOR_ADMIN', 'PREDMETEN_NASTAVNIK', 'RODITEL')")
    public ResponseEntity<RasporedSoCasoviResponseDTO> getRasporedForClass(@PathVariable UUID classId){

        RasporedSoCasoviResponseDTO raspored = this.klasService.getRasporedZaKlas(classId);
        if(raspored == null){
            return new ResponseEntity<RasporedSoCasoviResponseDTO>(HttpStatus.NO_CONTENT);
        }
        return new ResponseEntity<>(raspored, HttpStatus.OK);
    }
    //GET /api/classes/{classId}/soopstenija
    @GetMapping("/{classId}/soopstenija")
    @PreAuthorize("hasAnyRole('KLASEN_RAKOVODITEL','DIREKTOR_ADMIN', 'PREDMETEN_NASTAVNIK', 'RODITEL')")
    public ResponseEntity<List<SoopstenieResponseDTO>> getAllSoopstenijaZaKlas(@PathVariable UUID classId){

        List<SoopstenieResponseDTO> ssopstenija = this.klasService.getSoopstenijaForKlasId(classId);
        return new ResponseEntity<>(ssopstenija, HttpStatus.OK);
    }

    //GET /api/classes/{classId}/nedelenPlan
    @GetMapping("/{classId}/nedelenPlan")
    @PreAuthorize("hasAnyRole('KLASEN_RAKOVODITEL','DIREKTOR_ADMIN', 'PREDMETEN_NASTAVNIK', 'RODITEL')")
    public ResponseEntity<NedelenPlanSoAktivnostiResponseDTO> getAllNedelniPlanoviByClass(@PathVariable UUID classId){

        NedelenPlanSoAktivnostiResponseDTO nedelenPlanSoAktivnosti = this.klasService.getNedelenPlanSoAktivnostiZaKlasot(classId);
        return new ResponseEntity<>(nedelenPlanSoAktivnosti, HttpStatus.OK);
    }


    @GetMapping("/{classId}/predmeti")
    @PreAuthorize("hasAnyRole('KLASEN_RAKOVODITEL','DIREKTOR_ADMIN', 'PREDMETEN_NASTAVNIK', 'RODITEL')")
    public ResponseEntity<List<PredmetResponseDTO>> getPredmetiZaKlas(@PathVariable UUID classId){
        List<PredmetResponseDTO> predmetiKoiGiSlusaKlasot = this.klasService.getPredmetiKoiGiSlusaKlasot(classId);
        return new ResponseEntity<>(predmetiKoiGiSlusaKlasot, HttpStatus.OK);
    }

    @PostMapping("/{classId}/predmeti")
    @PreAuthorize("hasRole('DIREKTOR_ADMIN')")
    public ResponseEntity<Void> addKlasDaSlusaPredmeti(@PathVariable UUID classId, @RequestBody AssignPredmetToClassRequestDTO assignPredmetToClassRequestDTO){
       this.klasService.addPredmetToKLas(classId, assignPredmetToClassRequestDTO.getPredmetId());
       return new ResponseEntity<Void>(HttpStatus.CREATED);
    }

    @PutMapping("/{classId}/raspored")
    @PreAuthorize("hasRole('DIREKTOR_ADMIN')")
    public ResponseEntity<Void> changeRasporedForKlas(@PathVariable("classId") UUID classId, @RequestBody ChangeRasporedForClassRequestDTO changeRasporedForClassRequestDTO){
        this.klasService.changeRasporedForClass(classId, changeRasporedForClassRequestDTO.getRasporedId());
        return new ResponseEntity<Void>(HttpStatus.NO_CONTENT);
    }




}