"use client";
// /components/main/digitalOutputs/DigitalOutputsWidget.tsx
import React from "react";
import { useSelector, useDispatch } from "react-redux";
import { RootState, AppDispatch } from "../../../redux/store";
import { Icon } from "@iconify/react";
import settingsIcon from "@iconify/icons-mdi/settings";
import outputIcon from "@iconify/icons-mdi/output";
import switchIcon from "@iconify/icons-ion/switch";
import { setDigitalOutputs } from "@/redux/slices/digitalOutputsSlice";
import type { DigitalOutput } from "@/types/digitalOutput";

export interface DigitalOutputsWidgetProps {
  openOutputModal: (output: DigitalOutput) => void;
}

export default function DigitalOutputsWidget({
  openOutputModal,
}: DigitalOutputsWidgetProps) {
  const dispatch = useDispatch<AppDispatch>();
  const digitalOutputs = useSelector(
    (state: RootState) => state.digitalOutputsSlice.outputs
  );
  const isCPL = process.env.NEXT_PUBLIC_NODE_ENV === "production";

  const handleToggle = async (id: number) => {
    const updatedOutputs = digitalOutputs.map((output) =>
      output.id === id ? { ...output, status: !output.status } : output
    );

    dispatch(setDigitalOutputs(updatedOutputs));

    try {
      if (isCPL) {
        // Statt redirect:
        // window.location.href = `/CPL?...`;

        // Verwende fetch:
        fetch(
          `/CPL?digitalOutputs.html&DAS0${id}=${
            updatedOutputs[id - 1].status ? 1 : 0
          }`,
          {
            method: "GET",
          }
        )
          .then((res) => {
            if (!res.ok) throw new Error("Fehler beim Schalten");
            // Optional: Feedback anzeigen
          })
          .catch((err) => {
            console.error("CPL Fehler:", err);
          });
      } else {
        await fetch("/api/cpl/updateDigitalOutputsHandler", {
          method: "POST",
          headers: { "Content-Type": "application/json" },
          body: JSON.stringify({ outputs: updatedOutputs }),
        });
      }

      console.log("✅ Ausgang aktualisiert:", id);
    } catch (error) {
      console.error("❌ Fehler beim Schreiben:", error);
    }
  };

  return (
    <div className="bg-[var(--color-surface)] text-[var(--color-fg)] shadow-md border border-base p-3 rounded-lg w-full h-fit max-h-[400px] overflow-auto">
      <h2 className="laptop:text-sm  md:text-base 2xl:text-lg font-bold mb-3 flex items-center">
        <Icon
          icon={outputIcon}
          className="text-littwin-blue mr-2 text-xl laptop:text-lg xl:text-xl 2xl:text-2xl"
        />
        Schaltausgänge
      </h2>
      <table className="w-full text-xs laptop:text-[10px] xl:text-xs 2xl:text-sm border-collapse bg-[var(--color-surface)] rounded-lg">
        <thead className="bg-[var(--color-surface)] text-[var(--color-fg)] border-b border-base">
          <tr>
            <th className="px-1 py-1 text-left bg-[var(--color-surface)] text-[var(--color-fg)]">
              Ausgang
            </th>
            <th className="px-1 py-1 text-left bg-[var(--color-surface)] text-[var(--color-fg)]">
              Bezeichnung
            </th>
            <th className="px-1 py-1 text-left bg-[var(--color-surface)] text-[var(--color-fg)]">
              Schalter
            </th>
            <th className="px-1 py-1 text-left bg-[var(--color-surface)] text-[var(--color-fg)]">
              Aktion
            </th>
          </tr>
        </thead>
        <tbody>
          {digitalOutputs.map((output) => (
            <tr
              key={output.id}
              className="border-b border-base hover:bg-[var(--color-surface-alt)] transition-colors"
            >
              <td className="flex items-center px-1 py-1 bg-[var(--color-surface)] text-[var(--color-fg)]">
                <Icon
                  icon={outputIcon}
                  className="text-[var(--color-muted)] mr-1 text-base"
                />
                {output.id}
              </td>
              <td className="px-1 py-1 bg-[var(--color-surface)] text-[var(--color-fg)]">
                {output.label}
              </td>
              <td className="px-1 py-1 bg-[var(--color-surface)] text-[var(--color-fg)]">
                <Icon
                  icon={switchIcon}
                  className={`cursor-pointer text-base transition ${
                    output.status
                      ? "text-accent"
                      : "text-[var(--color-muted)] scale-x-[-1]"
                  } hover:text-accent`}
                  onClick={() => handleToggle(output.id)}
                />
              </td>
              <td className="px-1 py-1 bg-[var(--color-surface)] text-[var(--color-fg)]">
                <Icon
                  icon={settingsIcon}
                  className="text-[var(--color-muted)] text-base cursor-pointer hover:text-[var(--color-fg)]"
                  onClick={() => openOutputModal(output)}
                />
              </td>
            </tr>
          ))}
        </tbody>
      </table>
    </div>
  );
}