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modified logic in chat bot
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This commit is contained in:
dhanabalan
2026-05-20 12:20:22 +05:30
parent 203d09712b
commit ccd922b5bb
3 changed files with 309 additions and 69 deletions
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174
app/Services/ChatbotService.php
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@@ -83,14 +83,87 @@ class ChatbotService
/**
* Looks up scan status for an invoice number in invoice_validations.
* Returns a plain-English string (used by the Advanced / free-text path).
* Structured callers should use getInvoiceData() directly.
*/
private function handleInvoice(string $invoiceNumber, string $_unused = ''): string
{
// Strip any whitespace within the invoice number itself
$data = $this->getInvoiceData($invoiceNumber);
// For the plain-text path (advanced mode / ChatbotService::ask()),
// reassemble a human-readable sentence from the structured data.
if (in_array($data['type'], ['invalid', 'error', 'not_found'], true)) {
return $data['message'];
}
if ($data['type'] === 'all_scanned') {
$n = $data['total'];
$itemWord = $n === 1 ? 'serial number' : 'serial numbers';
return "For invoice number {$data['invoice_number']}, all {$n} {$itemWord} "
. ($n === 1 ? 'has' : 'have') . ' been scanned. ✅';
}
// partial or none_scanned
$total = $data['total'];
$scanned = $data['scanned'];
$notScan = $data['not_scanned'];
$inv = $data['invoice_number'];
$itemWord = $total === 1 ? 'serial number' : 'serial numbers';
if ($scanned === 0) {
$msg = "For invoice number {$inv}, there "
. ($total === 1 ? 'is' : 'are') . " {$total} {$itemWord} "
. 'and none have been scanned.';
} else {
$msg = "For invoice number {$inv}, there "
. ($total === 1 ? 'is' : 'are') . " {$total} {$itemWord} in total. "
. "Out of which {$scanned} "
. ($scanned === 1 ? 'has' : 'have') . ' been scanned and '
. "{$notScan} "
. ($notScan === 1 ? 'has' : 'have') . ' not been scanned.';
}
if (! empty($data['unscanned_serials'])) {
$msg .= ' Unscanned serial numbers are: '
. implode(', ', $data['unscanned_serials']) . '.';
}
return $msg;
}
// ─────────────────────────────────────────────────────────────────────────
// Public structured accessor — used by ChatBot (Basic mode)
// ─────────────────────────────────────────────────────────────────────────
/**
* Returns structured scan-status data for an invoice number.
*
* Return shape:
* [
* 'type' => 'all_scanned' | 'partial' | 'none_scanned'
* | 'not_found' | 'error' | 'invalid',
* 'message' => string, // one-line human summary (no serial list)
* 'invoice_number' => string,
* 'total' => int,
* 'scanned' => int,
* 'not_scanned' => int,
* 'unscanned_serials' => string[], // full list — may be large
* ]
*/
public function getInvoiceData(string $invoiceNumber): array
{
$invoiceNumber = preg_replace('/\s+/', '', $invoiceNumber);
if (empty($invoiceNumber)) {
return 'Please provide a valid invoice number. Example: invoice = 3RA0013333';
return [
'type' => 'invalid',
'message' => 'Please provide a valid invoice number. Example: invoice = 3RA0013333',
'invoice_number' => '',
'total' => 0,
'scanned' => 0,
'not_scanned' => 0,
'unscanned_serials' => [],
];
}
try {
@@ -114,71 +187,88 @@ class ChatbotService
'error' => $e->getMessage(),
]);
return "Sorry, I couldn't fetch data for invoice {$invoiceNumber}. "
. 'Please try again or contact support if this keeps happening.';
return [
'type' => 'error',
'message' => "Sorry, I couldn't fetch data for invoice {$invoiceNumber}. "
. 'Please try again or contact support if this keeps happening.',
'invoice_number' => $invoiceNumber,
'total' => 0,
'scanned' => 0,
'not_scanned' => 0,
'unscanned_serials' => [],
];
}
if (empty($rows)) {
return "No records found for invoice number {$invoiceNumber}. "
. 'Please double-check the invoice number and try again.';
return [
'type' => 'not_found',
'message' => "No records found for invoice number {$invoiceNumber}. "
. 'Please double-check the invoice number and try again.',
'invoice_number' => $invoiceNumber,
'total' => 0,
'scanned' => 0,
'not_scanned' => 0,
'unscanned_serials' => [],
];
}
return $this->formatInvoiceResponse($invoiceNumber, $rows);
}
/**
* Turn the raw DB rows into a plain-English summary.
*/
private function formatInvoiceResponse(string $invoiceNumber, array $rows): string
{
// ── Aggregate rows ────────────────────────────────────────────────────
$totalScanned = 0;
$totalNotScanned = 0;
$unscannedList = null;
$unscannedSerials = [];
foreach ($rows as $row) {
if ($row->status === 'not scanned') {
$totalNotScanned = (int) $row->total_count;
$unscannedList = $row->serial_numbers_not_scanned;
if (! empty($row->serial_numbers_not_scanned)) {
$unscannedSerials = array_values(
array_filter(
array_map('trim', explode(',', $row->serial_numbers_not_scanned))
)
);
}
} else {
$totalScanned += (int) $row->total_count;
}
}
$grandTotal = $totalScanned + $totalNotScanned;
$itemWord = $grandTotal === 1 ? 'serial number' : 'serial numbers';
// ── All scanned ───────────────────────────────────────────────────────
if ($totalNotScanned === 0) {
return "For invoice number {$invoiceNumber}, all {$grandTotal} {$itemWord} "
. ($grandTotal === 1 ? 'has' : 'have') . ' been scanned. ✅';
$n = $grandTotal;
$itemWord = $n === 1 ? 'serial number' : 'serial numbers';
return [
'type' => 'all_scanned',
'message' => "All {$n} {$itemWord} scanned for invoice {$invoiceNumber}. ✅",
'invoice_number' => $invoiceNumber,
'total' => $grandTotal,
'scanned' => $totalScanned,
'not_scanned' => 0,
'unscanned_serials' => [],
];
}
// ── None scanned ──────────────────────────────────────────────────────
// ── None / partial scanned ────────────────────────────────────────────
$type = $totalScanned === 0 ? 'none_scanned' : 'partial';
$itemWord = $grandTotal === 1 ? 'serial number' : 'serial numbers';
if ($totalScanned === 0) {
$msg = "For invoice number {$invoiceNumber}, there "
. ($grandTotal === 1 ? 'is' : 'are') . " {$grandTotal} {$itemWord} "
. 'and none have been scanned.';
if ($unscannedList) {
$msg .= " Unscanned serial numbers are: {$unscannedList}.";
}
return $msg;
$summary = "Invoice {$invoiceNumber} — {$grandTotal} {$itemWord}, none scanned yet.";
} else {
$summary = "Invoice {$invoiceNumber} — {$grandTotal} {$itemWord} total: "
. "{$totalScanned} scanned, {$totalNotScanned} not scanned.";
}
// ── Mixed ─────────────────────────────────────────────────────────────
$msg = "For invoice number {$invoiceNumber}, there "
. ($grandTotal === 1 ? 'is' : 'are') . " {$grandTotal} {$itemWord} in total. "
. "Out of which {$totalScanned} "
. ($totalScanned === 1 ? 'has' : 'have') . ' been scanned and '
. "{$totalNotScanned} "
. ($totalNotScanned === 1 ? 'has' : 'have') . ' not been scanned.';
if ($unscannedList) {
$msg .= " Unscanned serial numbers are: {$unscannedList}.";
}
return $msg;
return [
'type' => $type,
'message' => $summary,
'invoice_number' => $invoiceNumber,
'total' => $grandTotal,
'scanned' => $totalScanned,
'not_scanned' => $totalNotScanned,
'unscanned_serials' => $unscannedSerials,
];
}
// ─────────────────────────────────────────────────────────────────────────