From 4c5f2253019b15a4b69b1f661a78fec470f07e2f Mon Sep 17 00:00:00 2001
From: Jim Lerza <jim@lerza.com>
Date: Fri, 10 Jan 2025 23:06:16 -0500
Subject: [PATCH] opex: first pass at gathering LEA statistics for the pro-se
 committee

---
 scripts/reports/lea-stats.ts | 191 +++++++++++++++++++++++++++++++++++
 1 file changed, 191 insertions(+)
 create mode 100755 scripts/reports/lea-stats.ts

diff --git a/scripts/reports/lea-stats.ts b/scripts/reports/lea-stats.ts
new file mode 100755
index 00000000000..b83e690ad6b
--- /dev/null
+++ b/scripts/reports/lea-stats.ts
@@ -0,0 +1,191 @@
+#!/usr/bin/env -S npx ts-node --transpile-only
+
+import {
+  type ScriptConfig,
+  parseArgsAndEnvVars,
+} from '../helpers/parseArgsAndEnvVars';
+import {
+  type ServerApplicationContext,
+  createApplicationContext,
+} from '@web-api/applicationContext';
+import { generateCsv } from '../helpers/generate-csv';
+import { getCaseByDocketNumber } from '@web-api/persistence/dynamo/cases/getCaseByDocketNumber';
+import { searchAll } from '@web-api/persistence/elasticsearch/searchClient';
+import PQueue from 'p-queue';
+
+const scriptConfig: ScriptConfig = {
+  description:
+    'lea-stats - Generates statistics related to Limited Entry of Appearance documents.',
+  environment: {
+    env: 'ENV',
+    region: 'REGION',
+  },
+  parameters: {
+    fiscal: {
+      short: 'f',
+      type: 'boolean',
+    },
+    year: {
+      position: 0,
+      required: true,
+      transform: 'number',
+      type: 'string',
+    },
+  },
+  requireActiveAwsSession: true,
+};
+
+const OUTPUT_DIR = `${process.env.HOME}/Documents`;
+const caseCache: { [k: string]: RawCase } = {};
+const concurrency = 50;
+
+const getLEAsFiledInYear = async ({
+  applicationContext,
+  fiscal,
+  year,
+}: {
+  applicationContext: ServerApplicationContext;
+  fiscal: boolean;
+  year: number;
+}): Promise<RawDocketEntry[]> => {
+  const { results } = await searchAll({
+    applicationContext,
+    searchParameters: {
+      body: {
+        query: {
+          bool: {
+            must: [
+              {
+                term: {
+                  'entityName.S': 'DocketEntry',
+                },
+              },
+              {
+                term: {
+                  'eventCode.S': 'LEA',
+                },
+              },
+              {
+                range: {
+                  'receivedAt.S': {
+                    gte: fiscal
+                      ? `${year - 1}-10-01T05:00:00Z`
+                      : `${year}-01-01T04:00:00Z`,
+                    lt: fiscal
+                      ? `${year}-10-01T05:00:00Z`
+                      : `${year + 1}-01-01T04:00:00Z`,
+                  },
+                },
+              },
+            ],
+          },
+        },
+        sort: [{ 'receivedAt.S': 'asc' }],
+      },
+      index: 'efcms-docket-entry',
+    },
+  });
+  return results;
+};
+
+const getCaseEntity = async ({
+  applicationContext,
+  docketNumber,
+}: {
+  applicationContext: ServerApplicationContext;
+  docketNumber: string;
+}): Promise<RawCase> => {
+  if (!(docketNumber in caseCache)) {
+    caseCache[docketNumber] = await getCaseByDocketNumber({
+      applicationContext,
+      docketNumber,
+      includeConsolidatedCases: false,
+    });
+  }
+  return caseCache[docketNumber];
+};
+
+const getNocFiledAfterLeaInCase = ({
+  docketNumber,
+  leaReceivedAt,
+}: {
+  docketNumber: string;
+  leaReceivedAt: string;
+}): RawDocketEntry | undefined => {
+  if (!(docketNumber in caseCache)) {
+    return;
+  }
+  const subsequentNOCs = caseCache[docketNumber].docketEntries.filter(de => {
+    return de.eventCode === 'NOC' && de.receivedAt > leaReceivedAt;
+  });
+  if (!subsequentNOCs) {
+    return;
+  }
+  return subsequentNOCs[0];
+};
+
+// eslint-disable-next-line @typescript-eslint/no-floating-promises
+(async () => {
+  const { fiscal, year } = parseArgsAndEnvVars(scriptConfig) as {
+    fiscal: boolean;
+    year: number;
+  };
+  const applicationContext = createApplicationContext({});
+
+  const leas = await getLEAsFiledInYear({ applicationContext, fiscal, year });
+  console.log(
+    `Found ${leas.length} Limited Entry of Appearance documents filed in ` +
+      `in ${fiscal ? 'fiscal' : 'calendar'} year ${year}.`,
+  );
+  const docketNumbers = [...new Set(leas.map(de => de.docketNumber))];
+  const queue = new PQueue({ concurrency });
+  const funcs = docketNumbers.map(
+    (docketNumber: string) => async () =>
+      await getCaseEntity({ applicationContext, docketNumber }),
+  );
+  await queue.addAll(funcs);
+
+  const procedureTypeAggs: { [k: string]: number } = {};
+  for (const caseEntity of Object.values(caseCache)) {
+    if (!(caseEntity.procedureType in procedureTypeAggs)) {
+      procedureTypeAggs[caseEntity.procedureType] = 0;
+    }
+    procedureTypeAggs[caseEntity.procedureType]++;
+  }
+  const stats = {
+    procedureTypeAggs,
+    totalLeas: leas.length,
+    totalSubsequentNocs: 0,
+  };
+  const rows: {}[] = [];
+  for (const lea of leas) {
+    const subsequentNoc = getNocFiledAfterLeaInCase({
+      docketNumber: lea.docketNumber,
+      leaReceivedAt: lea.receivedAt,
+    });
+    if (subsequentNoc) {
+      stats.totalSubsequentNocs++;
+    }
+    rows.push({
+      docketNumber: lea.docketNumber,
+      leaFiledDate: lea.receivedAt.split('T')[0],
+      leaIndex: lea.index,
+      nocFiledDate: subsequentNoc?.receivedAt.split('T')[0] ?? '',
+      nocIndex: subsequentNoc?.index ?? '',
+      procedureType: caseCache[lea.docketNumber].procedureType,
+    });
+  }
+
+  const columns = [
+    { header: 'Docket Number', key: 'docketNumber' },
+    { header: 'Procedure Type', key: 'procedureType' },
+    { header: 'LEA Index', key: 'leaIndex' },
+    { header: 'LEA Filed', key: 'leaFiledDate' },
+    { header: 'Subsequent NOC Index', key: 'nocIndex' },
+    { header: 'Subsequent NOC Filed', key: 'nocFiledDate' },
+  ];
+  const filename = `${OUTPUT_DIR}/leas-filed-in${fiscal ? '-fiscal-year' : ''}-${year}.csv`;
+  generateCsv({ columns, filename, rows });
+  console.log(`Generated ${filename}`);
+  console.log('\nStatistics:', stats);
+})();