// redux/slices/tdrSingleChartSlice.ts

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

interface TDRSlotData {
  [slot: number]: { d: number; p: number }[];
}

interface TdrSingleChartState {
  data: TDRSlotData;
  loading: boolean;
  error: string | null;
}

const initialState: TdrSingleChartState = {
  data: {},
  loading: false,
  error: null,
};

const tdrSingleChartSlice = createSlice({
  name: "tdrSingleChart",
  initialState,
  reducers: {},
  extraReducers: (builder) => {
    builder
      .addCase(fetchTDRChartDataBySlotThunk.pending, (state) => {
        state.loading = true;
        state.error = null;
      })
      .addCase(
        fetchTDRChartDataBySlotThunk.fulfilled,
        (
          state,
          action: PayloadAction<{
            slot: number;
            data: { d: number; p: number }[];
          }>
        ) => {
          const { slot, data } = action.payload;
          state.data[slot] = data;
          state.loading = false;
        }
      )
      .addCase(fetchTDRChartDataBySlotThunk.rejected, (state, action) => {
        state.loading = false;
        state.error = action.error.message ?? "Fehler beim Laden";
      });
  },
});

export default tdrSingleChartSlice.reducer;