package com.xuqm.im.controller;

import com.xuqm.common.model.ApiResponse;
import com.xuqm.im.entity.ImGroupEntity;
import com.xuqm.im.entity.ImGroupJoinRequestEntity;
import com.xuqm.im.service.ImGroupService;
import org.springframework.http.ResponseEntity;
import org.springframework.security.core.annotation.AuthenticationPrincipal;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/api/im/groups")
public class GroupController {

    private final ImGroupService groupService;

    public GroupController(ImGroupService groupService) {
        this.groupService = groupService;
    }

    @GetMapping("/{groupId}")
    public ResponseEntity<ApiResponse<ImGroupEntity>> get(
            @PathVariable String groupId,
            @AuthenticationPrincipal String userId) {
        return ResponseEntity.ok(ApiResponse.success(groupService.get(groupId, userId)));
    }

    @PostMapping
    public ResponseEntity<ApiResponse<ImGroupEntity>> create(
            @RequestBody CreateGroupRequest req,
            @AuthenticationPrincipal String userId,
            @RequestParam String appId) {
        return ResponseEntity.ok(ApiResponse.success(
                groupService.create(appId, req.name(), userId, req.memberIds(), req.groupType())));
    }

    @GetMapping
    public ResponseEntity<ApiResponse<List<ImGroupEntity>>> list(
            @RequestParam String appId,
            @AuthenticationPrincipal String userId) {
        return ResponseEntity.ok(ApiResponse.success(groupService.listUserGroups(appId, userId)));
    }

    @GetMapping("/public")
    public ResponseEntity<ApiResponse<List<ImGroupEntity>>> listPublic(
            @RequestParam String appId,
            @RequestParam(required = false) String keyword) {
        return ResponseEntity.ok(ApiResponse.success(groupService.listPublicGroups(appId, keyword)));
    }

    @PutMapping("/{groupId}")
    public ResponseEntity<ApiResponse<ImGroupEntity>> update(
            @PathVariable String groupId,
            @RequestBody UpdateGroupRequest req,
            @AuthenticationPrincipal String userId) {
        return ResponseEntity.ok(ApiResponse.success(
                groupService.update(groupId, userId, req.name(), req.announcement())));
    }

    @PostMapping("/{groupId}/members")
    public ResponseEntity<ApiResponse<ImGroupEntity>> addMember(
            @PathVariable String groupId,
            @RequestBody MemberRequest req,
            @AuthenticationPrincipal String userId) {
        return ResponseEntity.ok(ApiResponse.success(groupService.addMember(groupId, req.userId(), userId)));
    }

    @DeleteMapping("/{groupId}/members/{targetUserId}")
    public ResponseEntity<ApiResponse<ImGroupEntity>> removeMember(
            @PathVariable String groupId,
            @PathVariable String targetUserId,
            @AuthenticationPrincipal String userId) {
        return ResponseEntity.ok(ApiResponse.success(groupService.removeMember(groupId, targetUserId, userId)));
    }

    @PostMapping("/{groupId}/roles")
    public ResponseEntity<ApiResponse<ImGroupEntity>> setRole(
            @PathVariable String groupId,
            @RequestBody SetRoleRequest req,
            @AuthenticationPrincipal String userId) {
        return ResponseEntity.ok(ApiResponse.success(
                groupService.setRole(groupId, userId, req.userId(), req.role())));
    }

    @PostMapping("/{groupId}/mute")
    public ResponseEntity<ApiResponse<ImGroupEntity>> muteMember(
            @PathVariable String groupId,
            @RequestBody MuteMemberRequest req,
            @AuthenticationPrincipal String userId) {
        return ResponseEntity.ok(ApiResponse.success(
                groupService.muteMember(groupId, userId, req.userId(), req.minutes())));
    }

    @DeleteMapping("/{groupId}")
    public ResponseEntity<ApiResponse<Void>> dismiss(
            @PathVariable String groupId,
            @AuthenticationPrincipal String userId) {
        groupService.dismiss(groupId, userId);
        return ResponseEntity.ok(ApiResponse.ok());
    }

    @PostMapping("/{groupId}/join-requests")
    public ResponseEntity<ApiResponse<ImGroupJoinRequestEntity>> sendJoinRequest(
            @PathVariable String groupId,
            @AuthenticationPrincipal String userId,
            @RequestParam String appId,
            @RequestParam(required = false) String remark) {
        return ResponseEntity.ok(ApiResponse.success(groupService.sendJoinRequest(appId, groupId, userId, remark)));
    }

    @GetMapping("/{groupId}/join-requests")
    public ResponseEntity<ApiResponse<List<ImGroupJoinRequestEntity>>> listJoinRequests(
            @PathVariable String groupId,
            @AuthenticationPrincipal String userId,
            @RequestParam String appId) {
        return ResponseEntity.ok(ApiResponse.success(groupService.listJoinRequests(appId, groupId, userId)));
    }

    @PostMapping("/{groupId}/join-requests/{requestId}/accept")
    public ResponseEntity<ApiResponse<ImGroupJoinRequestEntity>> acceptJoinRequest(
            @PathVariable String groupId,
            @PathVariable String requestId,
            @AuthenticationPrincipal String userId,
            @RequestParam String appId) {
        return ResponseEntity.ok(ApiResponse.success(groupService.acceptJoinRequest(appId, requestId, userId)));
    }

    @PostMapping("/{groupId}/join-requests/{requestId}/reject")
    public ResponseEntity<ApiResponse<ImGroupJoinRequestEntity>> rejectJoinRequest(
            @PathVariable String groupId,
            @PathVariable String requestId,
            @AuthenticationPrincipal String userId,
            @RequestParam String appId) {
        return ResponseEntity.ok(ApiResponse.success(groupService.rejectJoinRequest(appId, requestId, userId)));
    }

    public record CreateGroupRequest(String name, List<String> memberIds, String groupType) {}
    public record UpdateGroupRequest(String name, String announcement) {}
    public record MemberRequest(String userId) {}
    public record SetRoleRequest(String userId, String role) {}
    public record MuteMemberRequest(String userId, long minutes) {}
}