package com.snp.batch.global.controller;

import com.snp.batch.common.web.ApiResponse;
import com.snp.batch.global.dto.bypass.BypassAccountResponse;
import com.snp.batch.global.dto.bypass.BypassAccountUpdateRequest;
import com.snp.batch.global.dto.bypass.BypassRequestReviewRequest;
import com.snp.batch.global.dto.bypass.BypassRequestResponse;
import com.snp.batch.global.dto.bypass.BypassRequestSubmitRequest;
import com.snp.batch.service.BypassApiAccountService;
import com.snp.batch.service.BypassApiRequestService;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.data.domain.Page;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

/**
 * Bypass API 계정 및 신청 관리 컨트롤러
 */
@Slf4j
@RestController
@RequestMapping("/api/bypass-account")
@RequiredArgsConstructor
@Tag(name = "Bypass Account", description = "Bypass API 계정 및 신청 관리")
public class BypassAccountController {

    private final BypassApiAccountService accountService;
    private final BypassApiRequestService requestService;

    // --- Account CRUD ---

    @GetMapping("/accounts")
    @Operation(summary = "계정 목록 조회")
    public ResponseEntity<ApiResponse<Page<BypassAccountResponse>>> getAccounts(
            @RequestParam(required = false) String status,
            @RequestParam(defaultValue = "0") int page,
            @RequestParam(defaultValue = "20") int size) {
        return ResponseEntity.ok(ApiResponse.success(accountService.getAccounts(status, page, size)));
    }

    @GetMapping("/accounts/{id}")
    @Operation(summary = "계정 상세 조회")
    public ResponseEntity<ApiResponse<BypassAccountResponse>> getAccount(@PathVariable Long id) {
        return ResponseEntity.ok(ApiResponse.success(accountService.getAccount(id)));
    }

    @PutMapping("/accounts/{id}")
    @Operation(summary = "계정 수정")
    public ResponseEntity<ApiResponse<BypassAccountResponse>> updateAccount(
            @PathVariable Long id,
            @RequestBody BypassAccountUpdateRequest request) {
        return ResponseEntity.ok(ApiResponse.success(accountService.updateAccount(id, request)));
    }

    @DeleteMapping("/accounts/{id}")
    @Operation(summary = "계정 삭제")
    public ResponseEntity<ApiResponse<Void>> deleteAccount(@PathVariable Long id) {
        accountService.deleteAccount(id);
        return ResponseEntity.ok(ApiResponse.success(null));
    }

    @PostMapping("/accounts/{id}/reset-password")
    @Operation(summary = "비밀번호 재설정")
    public ResponseEntity<ApiResponse<BypassAccountResponse>> resetPassword(@PathVariable Long id) {
        return ResponseEntity.ok(ApiResponse.success(accountService.resetPassword(id)));
    }

    // --- Request management ---

    @PostMapping("/requests")
    @Operation(summary = "API 접근 신청 (공개)")
    public ResponseEntity<ApiResponse<BypassRequestResponse>> submitRequest(
            @RequestBody BypassRequestSubmitRequest request) {
        return ResponseEntity.ok(ApiResponse.success(requestService.submitRequest(request)));
    }

    @GetMapping("/requests")
    @Operation(summary = "신청 목록 조회")
    public ResponseEntity<ApiResponse<Page<BypassRequestResponse>>> getRequests(
            @RequestParam(required = false) String status,
            @RequestParam(defaultValue = "0") int page,
            @RequestParam(defaultValue = "20") int size) {
        return ResponseEntity.ok(ApiResponse.success(requestService.getRequests(status, page, size)));
    }

    @GetMapping("/requests/{id}")
    @Operation(summary = "신청 상세 조회")
    public ResponseEntity<ApiResponse<BypassRequestResponse>> getRequest(@PathVariable Long id) {
        return ResponseEntity.ok(ApiResponse.success(requestService.getRequest(id)));
    }

    @PostMapping("/requests/{id}/approve")
    @Operation(summary = "신청 승인 (계정 자동 생성)")
    public ResponseEntity<ApiResponse<BypassAccountResponse>> approveRequest(
            @PathVariable Long id,
            @RequestBody BypassRequestReviewRequest review) {
        return ResponseEntity.ok(ApiResponse.success(requestService.approveRequest(id, review)));
    }

    @PostMapping("/requests/{id}/reject")
    @Operation(summary = "신청 거절")
    public ResponseEntity<ApiResponse<BypassRequestResponse>> rejectRequest(
            @PathVariable Long id,
            @RequestBody BypassRequestReviewRequest review) {
        return ResponseEntity.ok(ApiResponse.success(requestService.rejectRequest(id, review)));
    }

    @PostMapping("/requests/{id}/reopen")
    @Operation(summary = "신청 재심사 (거절 → 대기)")
    public ResponseEntity<ApiResponse<BypassRequestResponse>> reopenRequest(@PathVariable Long id) {
        return ResponseEntity.ok(ApiResponse.success(requestService.reopenRequest(id)));
    }
}