package jnpf.elnController;

import jnpf.elnService.TemplateFillTicketService;
import lombok.RequiredArgsConstructor;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RestController;

import java.util.Collections;
import java.util.Map;

@RestController
@RequiredArgsConstructor
public class TemplateFillController {

    private static final String TICKET_PREFIX = "Ticket ";
    private final TemplateFillTicketService ticketService;

    @GetMapping("/onlyoffice/template-fill/data")
    public ResponseEntity<Map<String, Object>> data(
            @RequestHeader(value = HttpHeaders.AUTHORIZATION, required = false) String authorization) {
        try {
            if (authorization == null || !authorization.startsWith(TICKET_PREFIX)
                    || authorization.length() == TICKET_PREFIX.length()) {
                throw new TemplateFillTicketService.InvalidFillTicketException();
            }
            ticketService.parse(authorization.substring(TICKET_PREFIX.length()).trim());
            return ResponseEntity.ok(Collections.singletonMap("fields", Collections.emptyMap()));
        } catch (TemplateFillTicketService.InvalidFillTicketException e) {
            return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(Collections.emptyMap());
        }
    }
}