import { useEffect, useState } from "react";
import {
  Button,
  Popover,
  PopoverContent,
  PopoverTrigger,
  Tooltip,
  TooltipContent,
  TooltipTrigger,
} from "@tensamin/ui";
import { MonitorDot, ScreenShare } from "lucide-react";
import { toast } from "@tensamin/shared/log";
import { isTauri } from "@tauri-apps/api/core";
import { setScreenShareEnabled, useCall } from "../../store";
import ScreenShareDialog from "../screenshareDialog";

export default function ScreenshareButton({
  className,
  iconSize,
  tooltip,
  defaultPortal,
}: {
  className?: string;
  iconSize?: number;
  tooltip?: string;
  defaultPortal?: boolean;
}) {
  const isScreensharing = useCall((state) => state.screenShareEnabled);
  const screenRef = useCall((state) => state.screenRef);
  const [portalContainer, setPortalContainer] = useState<HTMLElement>();
  const [dialogOpen, setDialogOpen] = useState(false);
  const [menuOpen, setMenuOpen] = useState(false);

  useEffect(() => {
    if (defaultPortal) return;
    setPortalContainer(screenRef?.current ?? undefined);
  }, [screenRef, defaultPortal]);

  async function startWebShare() {
    try {
      await setScreenShareEnabled(true, {
        audio: true,
        systemAudio: "include",
        surfaceSwitching: "include",
        video: true,
      });
    } catch (error) {
      console.error("Failed to start web screen share", error);
      toast(
        "error",
        error instanceof Error
          ? error.message
          : "Failed to start screen sharing.",
      );
    }
  }

  async function stopShare() {
    try {
      await setScreenShareEnabled(false);
    } catch (error) {
      console.error("Failed to stop screen share", error);
      toast("error", "Failed to stop screen sharing.");
    }
  }

  return (
    <>
      <Tooltip>
        <Popover onOpenChange={setMenuOpen} open={menuOpen}>
          <PopoverTrigger
            render={
              tooltip ? (
                <TooltipTrigger
                  render={
                    <Button
                      variant={isScreensharing ? "subtleDefault" : "default"}
                      className={className}
                    >
                      {isScreensharing ? (
                        <MonitorDot
                          style={{
                            scale: (iconSize ? iconSize + 100 : 100) + "%",
                          }}
                        />
                      ) : (
                        <ScreenShare
                          style={{
                            scale: (iconSize ? iconSize + 100 : 100) + "%",
                          }}
                        />
                      )}
                    </Button>
                  }
                />
              ) : (
                <Button
                  variant={isScreensharing ? "subtleDefault" : "default"}
                  className={className}
                >
                  {isScreensharing ? (
                    <MonitorDot
                      style={{ scale: (iconSize ? iconSize + 100 : 100) + "%" }}
                    />
                  ) : (
                    <ScreenShare
                      style={{ scale: (iconSize ? iconSize + 100 : 100) + "%" }}
                    />
                  )}
                </Button>
              )
            }
          />
          <PopoverContent
            className="flex w-40 flex-col gap-2"
            portalProps={{
              container: defaultPortal ? undefined : portalContainer,
            }}
          >
            <Button
              disabled={isScreensharing}
              onClick={() => {
                setMenuOpen(false);

                if (isTauri()) {
                  setDialogOpen(true);
                  return;
                }

                void startWebShare();
              }}
            >
              Start screenshare
            </Button>
            <Button
              variant="destructive"
              disabled={!isScreensharing}
              onClick={() => {
                setMenuOpen(false);
                void stopShare();
              }}
            >
              Stop screenshare
            </Button>
            <Button variant="outline">Change quality</Button>
          </PopoverContent>
        </Popover>
        {tooltip && (
          <TooltipContent
            portalProps={{
              container: defaultPortal ? undefined : portalContainer,
            }}
          >
            {tooltip}
          </TooltipContent>
        )}
      </Tooltip>

      {isTauri() && (
        <ScreenShareDialog
          open={dialogOpen}
          onOpenChange={setDialogOpen}
          isScreensharing={isScreensharing}
          portalContainer={portalContainer}
        />
      )}
    </>
  );
}