harshapitla/github-actions-analytics

1import { useCallback, useEffect, useRef, useState } from "react";2import { loadExtensionsCSV } from "../components/data/dataLoader";3 4const emptyMetadata = { rowsCount: 0, columns: [] };5 6const initialState = {7  status: "idle",8  rows: [],9  metadata: emptyMetadata,10  error: null,11};12 13export function useMarketplaceDataset(datasetPath) {14  const [state, setState] = useState(initialState);15  const controllerRef = useRef(null);16 17  const computeMetadata = useCallback((rows) => {18    if (!Array.isArray(rows) || rows.length === 0) return emptyMetadata;19    const columnSet = new Set();20    let displayableCount = 0;21    rows.forEach((row) => {22      if (!row) return;23      Object.keys(row).forEach((key) => columnSet.add(key));24      const name = row.name ? String(row.name).trim() : "";25      if (name && name.toLowerCase() !== "name") {26        displayableCount += 1;27      }28    });29    return {30      rowsCount: displayableCount,31      columns: Array.from(columnSet),32    };33  }, []);34 35  const fetchRows = useCallback(async () => {36    controllerRef.current?.abort();37    const controller = new AbortController();38    controllerRef.current = controller;39    setState((prev) => ({ ...prev, status: "loading", error: null }));40 41    try {42      const { rows } = await loadExtensionsCSV(datasetPath, { signal: controller.signal });43      if (controller.signal.aborted) return;44      setState({45        status: "success",46        rows,47        metadata: computeMetadata(rows),48        error: null,49      });50    } catch (err) {51      if (err?.name === "AbortError") return;52      setState((prev) => ({53        ...prev,54        status: prev.rows.length ? "success" : "error",55        error: err,56      }));57    }58  }, [computeMetadata, datasetPath]);59 60  useEffect(() => {61    fetchRows();62    return () => controllerRef.current?.abort();63  }, [fetchRows]);64 65  return {66    ...state,67    refresh: fetchRows,68    hasData: state.rows.length > 0,69  };70}71