67 lines
1.9 KiB
TypeScript
67 lines
1.9 KiB
TypeScript
interface ReportSummary {
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totalReports: number;
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firstTimestamp: Date;
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lastTimestamp: Date;
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reportsPerUnit: Record<string, number>;
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}
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interface Report {
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unitNumber: string;
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reported: string;
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comments: string;
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utcTimestamp: string;
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faults: string[];
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}
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export async function organiseReports(): Promise<ReportSummary> {
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try {
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const res = await fetch('https://rep.fjla.uk/fetch');
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if (!res.ok) throw new Error(`Fetch failed: ${res.statusText}`);
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const reports: Report[] = await res.json();
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if (reports.length === 0) {
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return {
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totalReports: 0,
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firstTimestamp: new Date(0), // Epoch
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lastTimestamp: new Date(0),
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reportsPerUnit: {},
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};
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}
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// Sort by string utcTimestamp (lexical sort works fine for ISO strings)
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reports.sort((a, b) => a.utcTimestamp.localeCompare(b.utcTimestamp));
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const firstTimestamp = reports[0].utcTimestamp;
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const lastTimestamp = reports[reports.length - 1].utcTimestamp;
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const totalReports = reports.length;
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const reportsPerUnit: Record<string, number> = {};
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for (const report of reports) {
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const unit = report.unitNumber;
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reportsPerUnit[unit] = (reportsPerUnit[unit] || 0) + 1;
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}
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return {
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totalReports,
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firstTimestamp: new Date(firstTimestamp),
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lastTimestamp: new Date(lastTimestamp),
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reportsPerUnit,
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};
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} catch (err) {
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console.error('Error organising reports:', err);
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throw err;
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}
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}
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(async () => {
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try {
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const summary = await organiseReports();
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console.log("Total reports:", summary.totalReports);
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console.log("First report:", summary.firstTimestamp.toISOString());
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console.log("Last report:", summary.lastTimestamp.toISOString());
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console.log("Reports per unit:", summary.reportsPerUnit);
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} catch (err) {
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console.error("Failed to organise reports:", err);
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}
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})(); |