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feat: add backfill support for llm-error-pages #2099

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feat: add backfill support for llm-error-pages #2099

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0c37374
feat: add backfill support for llm-error-pages
ymadobe Mar 10, 2026
5ed5060
fix: lint issues
ymadobe Mar 10, 2026
cac38f8
Merge branch 'main' into llm-error-pages-backfill
ymadobe Mar 10, 2026
821fccc
fix: added tests
ymadobe Mar 10, 2026
7c3e44b
updated tests
ymadobe Mar 10, 2026
cc4d06f
fix: added tests to resolve comments
ymadobe Mar 11, 2026
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16 changes: 13 additions & 3 deletions src/llm-error-pages/guidance-handler.js
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Original file line number Diff line number Diff line change
Expand Up @@ -17,12 +17,22 @@ import {
} from '../utils/report-uploader.js';
import {
generateReportingPeriods,
generatePeriodIdentifier,
getS3Config,
toPathOnly,
SPREADSHEET_COLUMNS,
} from './utils.js';

function derivePeriodFromBrokenLinks(brokenLinks = []) {
const periodRegex = /llm-404-suggestion-(w\d{2}-\d{4})-/;
for (const link of brokenLinks) {
const match = periodRegex.exec(link.suggestionId || '');
if (match && match[1]) {
return match[1];
}
}
return null;
}

/**
* Handles Mystique responses for LLM error pages and updates suggestions with AI data
* @param {Object} message - Message from Mystique with AI suggestions
Expand Down Expand Up @@ -53,8 +63,8 @@ export default async function handler(message, context) {
// Read-modify-write the weekly 404 Excel file in SharePoint
try {
const sharepointClient = await createLLMOSharepointClient(context);
const week = generateReportingPeriods().weeks[0];
const derivedPeriod = generatePeriodIdentifier(week.startDate, week.endDate);
const derivedPeriod = derivePeriodFromBrokenLinks(brokenLinks)
|| generateReportingPeriods(new Date(), [-1]).weeks[0].periodIdentifier;
const llmoFolder = site.getConfig()?.getLlmoDataFolder?.() || s3Config.customerName;
const outputDir = `${llmoFolder}/agentic-traffic`;
const filename = `agentictraffic-errors-404-${derivedPeriod}.xlsx`;
Expand Down
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