import type { MessageWithMeta } from '@/contexts';
import { Button } from '@/components/ui/button';
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuSeparator,
  DropdownMenuTrigger,
} from '@/components/ui/dropdown-menu';
import { useUser } from '@/contexts';
import { cn } from '@/lib/utils';
import { AlertCircle, Copy, Edit, GitPullRequest, LayoutDashboard, MoreHorizontal, Reply, Trash2 } from 'lucide-react';
import { useState } from 'react';
import { toast } from 'sonner';
import { getSenderUserUid } from './sender';

interface RoomMessageActionsProps {
  message: MessageWithMeta;
  onEdit?: () => void;
  onRevoke?: () => void;
  onReply?: () => void;
}

export function RoomMessageActions({ message, onEdit, onRevoke, onReply }: RoomMessageActionsProps) {
  const [isOpen, setIsOpen] = useState(false);
  const { user } = useUser();
  const isOwner = user?.uid === getSenderUserUid(message);

  const handleCopy = async () => {
    if (message.content_type !== 'text') return;
    try {
      await navigator.clipboard.writeText(message.content);
      toast.success('Message copied');
    } catch {
      toast.error('Failed to copy message');
    } finally {
      setIsOpen(false);
    }
  };

  return (
    <div
      className={cn(
        'absolute -top-3 right-4 z-20 items-center gap-1 rounded-md border border-border/70 bg-popover/95 p-1 shadow-sm',
        isOpen ? 'flex' : 'hidden group-hover:flex',
      )}
    >
      {onReply && (
        <Button variant="ghost" size="icon" className="h-7 w-7" onClick={onReply} title="Reply">
          <Reply className="h-3.5 w-3.5" />
        </Button>
      )}

      <DropdownMenu open={isOpen} onOpenChange={setIsOpen}>
        <DropdownMenuTrigger className="inline-flex h-7 w-7 shrink-0 cursor-pointer items-center justify-center rounded-md text-muted-foreground hover:bg-accent hover:text-accent-foreground">
          <MoreHorizontal className="h-3.5 w-3.5" />
        </DropdownMenuTrigger>
        <DropdownMenuContent align="end" side="bottom" sideOffset={6}>
          {message.content_type === 'text' && (
            <DropdownMenuItem onClick={handleCopy}>
              <Copy className="mr-2 h-4 w-4" />
              Copy
            </DropdownMenuItem>
          )}
          {message.content_type === 'text' && (
            <DropdownMenuItem
              onClick={() => {
                toast.info('Creating issue from message…', {
                  description: 'This will open the issue creation form with the message content pre-filled.',
                  action: {
                    label: 'Create',
                    onClick: () => {
                      // TODO: wire to POST /api/issue/{project}/issues/from-message
                      const title = message.content.split('\n')[0].slice(0, 80);
                      const body = `Converted from room message (${message.id})\n\n${message.content}`;
                      const params = new URLSearchParams({ title, body });
                      window.open(`/project/-/issues/new?${params}`, '_blank');
                    },
                  },
                });
                setIsOpen(false);
              }}
            >
              <AlertCircle className="mr-2 h-4 w-4" />
              Create Issue
            </DropdownMenuItem>
          )}
          {message.content_type === 'text' && /\n```[\s\S]*?\n```/.test(message.content) && (
            <DropdownMenuItem
              onClick={() => {
                setIsOpen(false);
                toast.info('Creating PR from message…', {
                  description: 'Open the PR creation form with the code snippet pre-filled.',
                  action: {
                    label: 'Open',
                    onClick: () => {
                      // TODO: wire to POST /api/repo_pr/{ns}/{repo}/pulls/from-message
                      const params = new URLSearchParams({
                        body: `Converted from room message (${message.id})\n\n${message.content}`,
                      });
                      window.open(`/pulls/new?${params}`, '_blank');
                    },
                  },
                });
              }}
            >
              <GitPullRequest className="mr-2 h-4 w-4" />
              Create PR
            </DropdownMenuItem>
          )}
          {message.content_type === 'text' && (
            <DropdownMenuItem
              onClick={() => {
                setIsOpen(false);
                toast.info('Adding to board…', {
                  description: 'Open the kanban board with this message as the card description.',
                  action: {
                    label: 'Open Board',
                    onClick: () => {
                      // TODO: wire to POST /api/board/cards
                      const params = new URLSearchParams({
                        title: message.content.split('\n')[0].slice(0, 80),
                        description: message.content,
                      });
                      window.open(`/boards/new?${params}`, '_blank');
                    },
                  },
                });
              }}
            >
              <LayoutDashboard className="mr-2 h-4 w-4" />
              Add to Board
            </DropdownMenuItem>
          )}
          {isOwner && onEdit && (
            <>
              <DropdownMenuSeparator />
              <DropdownMenuItem
                onClick={() => {
                  onEdit();
                  setIsOpen(false);
                }}
              >
                <Edit className="mr-2 h-4 w-4" />
                Edit
              </DropdownMenuItem>
            </>
          )}
          {isOwner && onRevoke && (
            <>
              <DropdownMenuSeparator />
              <DropdownMenuItem
                className="text-destructive focus:text-destructive"
                onClick={() => {
                  onRevoke();
                  setIsOpen(false);
                }}
              >
                <Trash2 className="mr-2 h-4 w-4" />
                Delete
              </DropdownMenuItem>
            </>
          )}
        </DropdownMenuContent>
      </DropdownMenu>
    </div>
  );
}