package com.release11.klaus.controller;

import com.release11.klaus.model.Event;
import com.release11.klaus.model.EventRequestDto;
import com.release11.klaus.service.EtrackService;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.*;

import javax.validation.Valid;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.util.LinkedList;
import java.util.List;
import java.util.UUID;


/**
 * Class responds to request asking about history of messages.
 */
@Slf4j
@Controller
@RequestMapping
@AllArgsConstructor
public class EventController {

    private final EtrackService etrackService;
    private final List<Event> eventList = new LinkedList<>();

    @GetMapping("/etrack/{uuid}")
    public String showEtrack(@Valid EventRequestDto eventRequestDto, @PathVariable UUID uuid, final Model model,
                             BindingResult bindingResult){
        model.addAttribute("clientUUID", uuid);
        model.addAttribute("eventRequestDto", eventRequestDto);
        return "etrack";
    }

    @PostMapping("/etrack/{uuid}")
    public String getLogs(@Valid EventRequestDto eventRequestDto, final Model model, BindingResult bindingResult,
                          @PathVariable UUID uuid){
        model.addAttribute("clientUUID", uuid);
        populateModelWithLists(model, eventRequestDto, true);
        return "etrack";
    }

    private void populateModelWithLists(Model model, EventRequestDto eventRequestDto, boolean updateList){
        if (updateList){
            eventList.clear();
            eventList.addAll(etrackService.getEventsByDateTimeAndBusinessKeys(eventRequestDto));
        }
        model.addAttribute("eventList", eventList);
    }

    @ModelAttribute("eventRequestDto")
    public EventRequestDto eventRequestDto() {
        return EventRequestDto.builder()
                .mockedResponseId(1)
                .localDateTimeFrom(LocalDateTime.of(LocalDate.now(), LocalTime.MIN))
                .localDateTimeTo(LocalDateTime.of(LocalDate.now().plusDays(1), LocalTime.MIDNIGHT))
                .build();
    }


    @ModelAttribute("eventList")
    public List<Event> eventList() {
        return eventList;
    }

}