import { createSlice, PayloadAction } from "@reduxjs/toolkit";

interface KabelueberwachungChartState {
  chartData: any[];
  vonDatum: string;
  bisDatum: string;
  selectedMode: "DIA0" | "DIA1" | "DIA2";
  selectedSlotType: "isolationswiderstand" | "schleifenwiderstand";
  isChartOpen: boolean; // NEU: Schalter für das erste Öffnen des Charts
}

const initialState: KabelueberwachungChartState = {
  chartData: [],
  vonDatum: "2025-02-01",
  bisDatum: "2025-02-28",
  selectedMode: "DIA0",
  selectedSlotType: "schleifenwiderstand",
  isChartOpen: false, // Standard: Chart ist beim ersten Laden geschlossen
};

const kabelueberwachungChartSlice = createSlice({
  name: "kabelueberwachungChart",
  initialState,
  reducers: {
    setChartData: (state, action: PayloadAction<any[]>) => {
      state.chartData = action.payload;

      // Falls das Chart das erste Mal geöffnet wird, setze vonDatum & bisDatum
      if (!state.isChartOpen && action.payload.length > 0) {
        const firstDate = new Date(action.payload[action.payload.length - 1].t);
        const lastDate = new Date(action.payload[0].t);
        state.vonDatum = firstDate.toISOString().split("T")[0];
        state.bisDatum = lastDate.toISOString().split("T")[0];

        state.isChartOpen = true; // Schalter setzen, damit es nicht erneut passiert
      }
    },
    setVonDatum: (state, action: PayloadAction<string>) => {
      state.vonDatum = action.payload;
    },
    setBisDatum: (state, action: PayloadAction<string>) => {
      state.bisDatum = action.payload;
    },
    setSelectedMode: (
      state,
      action: PayloadAction<"DIA0" | "DIA1" | "DIA2">
    ) => {
      state.selectedMode = action.payload;
    },
    setSelectedSlotType: (
      state,
      action: PayloadAction<"isolationswiderstand" | "schleifenwiderstand">
    ) => {
      state.selectedSlotType = action.payload;
    },
    setChartOpen: (state, action: PayloadAction<boolean>) => {
      state.isChartOpen = action.payload;
    },
  },
});

export const {
  setChartData,
  setVonDatum,
  setBisDatum,
  setSelectedMode,
  setSelectedSlotType,
  setChartOpen,
} = kabelueberwachungChartSlice.actions;

export default kabelueberwachungChartSlice.reducer;