import * as React from "react";

import type { Workspace } from "@/features/workspaces/types";
import {
  deriveWorkspaceName,
  normalizeRelayUrl,
} from "@/features/workspaces/workspaceStorage";
import { Button } from "@/shared/ui/button";
import {
  Dialog,
  DialogContent,
  DialogDescription,
  DialogHeader,
  DialogTitle,
} from "@/shared/ui/dialog";
import { Input } from "@/shared/ui/input";

type AddWorkspaceDialogProps = {
  open: boolean;
  onOpenChange: (open: boolean) => void;
  onSubmit: (workspace: Workspace) => void;
};

export function AddWorkspaceDialog({
  open,
  onOpenChange,
  onSubmit,
}: AddWorkspaceDialogProps) {
  const [name, setName] = React.useState("");
  const [relayUrl, setRelayUrl] = React.useState("");
  const [token, setToken] = React.useState("");
  const [nsec, setNsec] = React.useState("");

  const handleClose = React.useCallback(() => {
    onOpenChange(false);
    setName("");
    setRelayUrl("");
    setToken("");
    setNsec("");
  }, [onOpenChange]);

  const handleSubmit = React.useCallback(
    (e: React.FormEvent) => {
      e.preventDefault();
      if (!relayUrl.trim()) {
        return;
      }

      const workspace: Workspace = {
        id: crypto.randomUUID(),
        name: name.trim() || deriveWorkspaceName(relayUrl.trim()),
        relayUrl: normalizeRelayUrl(relayUrl.trim()),
        token: token.trim() || undefined,
        nsec: nsec.trim() || undefined,
        addedAt: new Date().toISOString(),
      };

      onSubmit(workspace);
      handleClose();
    },
    [name, relayUrl, token, nsec, onSubmit, handleClose],
  );

  return (
    <Dialog onOpenChange={onOpenChange} open={open}>
      <DialogContent className="max-w-md">
        <DialogHeader>
          <DialogTitle>Add Workspace</DialogTitle>
          <DialogDescription>
            Connect to another Sprout relay. Each workspace has its own
            channels, messages, and identity.
          </DialogDescription>
        </DialogHeader>
        <form className="flex flex-col gap-4" onSubmit={handleSubmit}>
          <div className="flex flex-col gap-1.5">
            <label
              className="text-sm font-medium text-foreground"
              htmlFor="ws-relay-url"
            >
              Relay URL
            </label>
            <Input
              autoFocus
              id="ws-relay-url"
              onChange={(e) => setRelayUrl(e.target.value)}
              placeholder="wss://relay.example.com"
              type="text"
              value={relayUrl}
            />
          </div>
          <div className="flex flex-col gap-1.5">
            <label
              className="text-sm font-medium text-foreground"
              htmlFor="ws-name"
            >
              Name
              <span className="ml-1 text-xs font-normal text-muted-foreground">
                (optional)
              </span>
            </label>
            <Input
              id="ws-name"
              onChange={(e) => setName(e.target.value)}
              placeholder="My Workspace"
              type="text"
              value={name}
            />
          </div>
          <div className="flex flex-col gap-1.5">
            <label
              className="text-sm font-medium text-foreground"
              htmlFor="ws-token"
            >
              API Token
              <span className="ml-1 text-xs font-normal text-muted-foreground">
                (optional)
              </span>
            </label>
            <Input
              id="ws-token"
              onChange={(e) => setToken(e.target.value)}
              placeholder="sprout_..."
              type="password"
              value={token}
            />
          </div>
          <div className="flex flex-col gap-1.5">
            <label
              className="text-sm font-medium text-foreground"
              htmlFor="ws-nsec"
            >
              Private Key (nsec)
              <span className="ml-1 text-xs font-normal text-muted-foreground">
                (optional — uses current identity if blank)
              </span>
            </label>
            <Input
              id="ws-nsec"
              onChange={(e) => setNsec(e.target.value)}
              placeholder="nsec1..."
              type="password"
              value={nsec}
            />
          </div>
          <div className="flex justify-end gap-2 pt-2">
            <Button onClick={handleClose} type="button" variant="outline">
              Cancel
            </Button>
            <Button disabled={!relayUrl.trim()} type="submit">
              Add Workspace
            </Button>
          </div>
        </form>
      </DialogContent>
    </Dialog>
  );
}