feat: replace numeric table assignment with dynamic two-floor lettere…

__tests__/csvAlgorithm.tableAssignment.test.ts

@@ -0,0 +1,114 @@
+import { validateCsvBlob } from '@utils/csv-ingestion/csvAlgorithm';
+
+type TeamRow = {
+  tableNumber: number;
+  projectTitle: string;
+  status: string;
+  primaryTrack: string;
+};
+
+function buildCsv(rows: TeamRow[]): string {
+  const header = [
+    'Table Number',
+    'Project Status',
+    'Project Title',
+    'Track #1 (Primary Track)',
+    'Track #2',
+    'Track #3',
+    'Opt-In Prizes',
+  ].join(',');
+
+  const lines = rows.map((row) =>
+    [
+      String(row.tableNumber),
+      row.status,
+      row.projectTitle,
+      row.primaryTrack,
+      '',
+      '',
+      '',
+    ].join(',')
+  );
+
+  return `${header}\n${lines.join('\n')}`;
+}
+
+describe('csvAlgorithm table assignment', () => {
+  it('assigns the first hardware team to A1', async () => {
+    const csv = buildCsv([
+      {
+        tableNumber: 1,
+        status: 'Submitted',
+        projectTitle: 'Hardware Team',
+        primaryTrack: 'Best Hardware Hack',
+      },
+      {
+        tableNumber: 2,
+        status: 'Submitted',
+        projectTitle: 'Other Team',
+        primaryTrack: 'Best AI/ML Hack',
+      },
+    ]);
+
+    const res = await validateCsvBlob(new Blob([csv], { type: 'text/csv' }));
+
+    expect(res.ok).toBe(true);
+    expect(res.body).not.toBeNull();
+
+    const hardwareTeam = res.body?.find((t) => t.name === 'Hardware Team');
+    expect(hardwareTeam?.tableNumber).toBe('A1');
+  });
+
+  it('starts floor 2 at I1 after floor 1 capacity is filled', async () => {
+    // Floor 1: 8 rows * 13 seats = 104. Floor 2 starts at 105th team
+    const rows: TeamRow[] = Array.from({ length: 105 }, (_, i) => ({
+      tableNumber: i + 1,
+      status: 'Submitted',
+      projectTitle: `Team ${i + 1}`,
+      primaryTrack: 'Best AI/ML Hack',
+    }));
+
+    const csv = buildCsv(rows);
+    const res = await validateCsvBlob(new Blob([csv], { type: 'text/csv' }));
+
+    if (!res.ok) {
+      console.error('Unexpected error:', res.error);
+    }
+    expect(res.ok).toBe(true);
+    expect(res.body).not.toBeNull();
+    expect(res.body?.length).toBe(105);
+    // Last team on floor 1
+    expect(res.body?.[103].tableNumber).toBe('H13');
+    // First team on floor 2
+    expect(res.body?.[104].tableNumber).toBe('I1');
+  });
+
+  it('returns a global warning when team count exceeds venue capacity', async () => {
+    // Total capacity: 104 (F1) + 60 (F2) = 164
+    // We provide 167 teams to trigger WAIT-n overflow labels.
+    const rows: TeamRow[] = Array.from({ length: 167 }, (_, i) => ({
+      tableNumber: i + 1,
+      status: 'Submitted',
+      projectTitle: `Team ${i + 1}`,
+      primaryTrack: 'Best AI/ML Hack',
+    }));
+
+    const csv = buildCsv(rows);
+    const res = await validateCsvBlob(new Blob([csv], { type: 'text/csv' }));
+
+    // Capacity overflow is non-blocking and surfaced as a global warning.
+    expect(res.ok).toBe(true);
+    expect(res.error).toBeNull();
+    expect(res.report.errorRows).toBe(0);
+    expect(res.report.warningRows).toBe(0);
+    expect(res.report.globalWarnings).toBeDefined();
+    expect(res.report.globalWarnings?.[0]).toContain('Capacity Exceeded');
+
+    // Verify that even with overflow, data was processed.
+    expect(res.body).toHaveLength(167);
+
+    // Verify the last team got a WAIT label.
+    const lastTeam = res.body?.[166];
+    expect(lastTeam?.tableNumber).toBe('WAIT-3');
+  });
+});

__tests__/logic/ingestTeams.test.ts

@@ -23,14 +23,14 @@ describe('ingestTeams', () => {
       {
         name: 'Team 1',
         teamNumber: 1,
-        tableNumber: 1,
+        tableNumber: 'A1',
         tracks: ['Track A'],
         active: true,
       },
       {
         name: 'Team 2',
         teamNumber: 2,
-        tableNumber: 2,
+        tableNumber: 'A2',
         tracks: ['Track B'],
         active: true,
       },
@@ -74,7 +74,7 @@ describe('ingestTeams', () => {
       {
         name: 'Invalid Team',
         teamNumber: 999,
-        tableNumber: 999,
+        tableNumber: '999',
         tracks: ['Invalid Track'],
         active: true,
       },
@@ -99,14 +99,14 @@ describe('ingestTeams', () => {
       {
         name: 'Team 1',
         teamNumber: 1,
-        tableNumber: 1,
+        tableNumber: 'A1',
         tracks: ['Track A'],
         active: true,
       },
       {
         name: 'Team 1 Duplicate',
         teamNumber: 1,
-        tableNumber: 2,
+        tableNumber: 'A2',
         tracks: ['Track B'],
         active: true,
       },
@@ -131,7 +131,7 @@ describe('ingestTeams', () => {
       {
         name: 'Solo Team',
         teamNumber: 1,
-        tableNumber: 1,
+        tableNumber: 'A1',
         tracks: ['Track A', 'Track B'],
         active: true,
       },
@@ -157,7 +157,7 @@ describe('ingestTeams', () => {
       {
         name: 'Complete Team',
         teamNumber: 42,
-        tableNumber: 10,
+        tableNumber: 'A10',
         tracks: ['Track A', 'Track B', 'Track C'],
         active: false,
       },

__tests__/logic/validateCSV.test.ts

@@ -40,7 +40,7 @@ describe('validateCSV', () => {
       {
         name: 'Test Project',
         teamNumber: 1,
-        tableNumber: 1,
+        tableNumber: 'A1',
         tracks: ['Track A'],
         active: true,
       },
@@ -134,7 +134,7 @@ describe('validateCSV', () => {
       {
         name: 'Test',
         teamNumber: 1,
-        tableNumber: 1,
+        tableNumber: 'A1',
         tracks: ['Track A'],
         active: true,
       },
@@ -178,7 +178,7 @@ describe('validateCSV', () => {
       {
         name: 'Test',
         teamNumber: 1,
-        tableNumber: 1,
+        tableNumber: 'A1',
         tracks: ['Track A'],
         active: true,
       },
@@ -218,14 +218,14 @@ describe('validateCSV', () => {
       {
         name: 'Valid Team',
         teamNumber: 1,
-        tableNumber: 1,
+        tableNumber: 'A1',
         tracks: ['Track A'],
         active: true,
       },
       {
         name: 'Invalid Team',
         teamNumber: NaN,
-        tableNumber: 2,
+        tableNumber: 'A2',
         tracks: ['Track B'],
         active: true,
       },
@@ -235,7 +235,7 @@ describe('validateCSV', () => {
       {
         name: 'Valid Team',
         teamNumber: 1,
-        tableNumber: 1,
+        tableNumber: 'A1',
         tracks: ['Track A'],
         active: true,
       },

__tests__/parseInviteCSV.test.ts

@@ -36,8 +36,7 @@ describe('parseInviteCSV', () => {
   });
 
   it('detects header with "first" keyword', () => {
-    const csv =
-      'First,Last,Contact\nAlice,Smith,alice@example.com\n';
+    const csv = 'First,Last,Contact\nAlice,Smith,alice@example.com\n';
 
     const result = parseInviteCSV(csv);
     expect(result.ok).toBe(true);
@@ -165,8 +164,7 @@ describe('parseInviteCSV', () => {
 
   it('handles quoted fields with commas', () => {
     const csv =
-      'First Name,Last Name,Email\n' +
-      '"Alice, Jr.",Smith,alice@example.com\n';
+      'First Name,Last Name,Email\n' + '"Alice, Jr.",Smith,alice@example.com\n';
 
     const result = parseInviteCSV(csv);
     expect(result.ok).toBe(true);

__tests__/processBulkInvites.test.ts

@@ -107,10 +107,12 @@ describe('processBulkInvites', () => {
   it('uses preprocess to filter items and include early results', async () => {
     mockParseCSV.mockReturnValue({ ok: true, body: [ALICE, BOB, CHARLIE] });
 
-    const processOne = jest.fn(async (item: InviteData): Promise<InviteResult> => ({
-      email: item.email,
-      success: true,
-    }));
+    const processOne = jest.fn(
+      async (item: InviteData): Promise<InviteResult> => ({
+        email: item.email,
+        success: true,
+      })
+    );
 
     const result = await processBulkInvites('csv', {
       label: 'Test',