package com.example.nto.controller;
import com.example.nto.entity.Employee;
import com.example.nto.excepation.EmployeeNotFoundException;
import com.example.nto.service.EmployeeService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;

import java.util.LinkedHashMap;
import java.util.Map;
import java.util.stream.Collectors;

/**
 * TODO: ДОРАБОТАТЬ в рамках задания
 * =================================
 * МОЖНО: Добавлять методы, аннотации, зависимости
 * НЕЛЬЗЯ: Изменять название класса и пакета
 */
@RestController
@RequestMapping("/api")
public class EmployeeController {
    @Autowired
    private EmployeeService employeeService;
    @GetMapping("/{code}/auth")
    public  ResponseEntity<Void> checkAuth(
            @PathVariable String code)  {
        if (code==null){
            throw new IllegalArgumentException("Employee code is required");
        }
        try {
            employeeService.getEmployeeByCode(code);
            return ResponseEntity.ok().build();
        } catch (IllegalArgumentException e) {
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).build();
        } catch (EmployeeNotFoundException e) {
            return ResponseEntity.status(HttpStatus.NOT_FOUND).build();
        }
    }
    @GetMapping("/{code}/info")
    public ResponseEntity<?> getEmployeeInfo(@PathVariable String code) {
        try {
            Employee employee = employeeService.getEmployeeByCode(code);
            Map<String, Object> response = new LinkedHashMap<>();
            response.put("name", employee.getName());
            response.put("photoUrl", employee.getPhotoUrl());
            Map<String, Object> bookingMap = employee.getBookings().stream()
                    .collect(Collectors.toMap(
                            b -> b.getDate().toString(),
                            b -> Map.of(
                                    "id", b.getId(),
                                    "place", b.getPlace().getPlace()
                            ),
                            (oldValue, newValue) -> newValue,
                            LinkedHashMap::new
                    ));
            response.put("booking", bookingMap);
            return ResponseEntity.ok(response);
        } catch (IllegalArgumentException e) {
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(e.getMessage());
        } catch (EmployeeNotFoundException e) {
            return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(e.getMessage());
        } catch (Exception e) {
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("Unexpected error");
        }
    }
}