nhance/app/Helpers/TPADataCompareHelper2.php
2025-12-19 15:19:23 +05:30

364 lines
14 KiB
PHP

<?php
namespace App\Helpers;
use DateTime;
class TPADataCompareHelper2
{
// fields compared by default
public const COMPARE_FIELDS = ['name', 'dob', 'gender', 'relation'];
// candidate unique id fields from MediAssist / Excel — prefer these when present
public const MEDIASSIST_UNIQUE_IDS = [
'benefMediAssistID',
'benefSlNoasperInsurer',
'benefNIAPersonID'
];
/* -------------------------
Normalization utilities
------------------------- */
public static function parseDateToYmd(?string $date): ?string
{
if ($date === null || $date === '') return null;
$formats = ['d/m/Y H:i:s','d/m/Y','Y-m-d H:i:s','Y-m-d','d-m-Y','d-m-Y H:i:s'];
foreach ($formats as $f) {
$dt = DateTime::createFromFormat($f, $date);
if ($dt !== false) return $dt->format('Y-m-d');
}
$ts = strtotime($date);
return $ts ? date('Y-m-d', $ts) : null;
}
public static function normalizeName(?string $name): ?string
{
if ($name === null) return null;
$s = trim($name);
// $s = preg_replace('/\.+/', ' ', $s);
// $s = preg_replace('/\s+/', ' ', $s);
return mb_strtolower($s);
}
public static function normalizeEmpId(?string $id): ?string
{
if ($id === null) return null;
$s = trim($id);
// $s = preg_replace('/[\s\-\/]/', '', $s);
// $s = preg_replace('/[^\p{L}\p{N}]/u', '', $s);
return $s === '' ? null : $s;
}
public static function normalizeGender(?string $g): ?string
{
if ($g === null) return null;
$u = strtoupper(trim($g));
if (in_array($u, ['M','MALE'])) return 'M';
if (in_array($u, ['F','FEMALE'])) return 'F';
return $u;
}
public static function normalizeRelation(?string $r): ?string
{
if ($r === null) return null;
return strtoupper(trim($r));
}
/* -------------------------------------
Normalize rows -> canonical structure
Returns array of items (not keyed), each item contains:
- 'pk' (DB primary key or null)
- 'emp_id' (employee code)
- 'name','dob','gender','relation' (normalized)
- '__raw' original row
- '__rowid' generated unique row id for API rows (if needed)
------------------------------------- */
public static function normalizeRows(array $rows, array $keyMap, ?string $pkKey = null): array
{
$out = [];
$idx = 0;
foreach ($rows as $r) {
$item = [
'pk' => ($pkKey && isset($r[$pkKey])) ? $r[$pkKey] : null,
'__raw' => $r,
'__rowid' => null,
];
// fill canonical fields
foreach ($keyMap as $canonical => $candidates) {
$val = null;
foreach ($candidates as $k) {
if (is_array($r) && array_key_exists($k, $r) && $r[$k] !== '') {
$val = $r[$k];
break;
}
}
switch ($canonical) {
case 'emp_id': $item['emp_id'] = self::normalizeEmpId((string)$val); break;
case 'name': $item['name'] = self::normalizeName((string)$val); break;
case 'dob': $item['dob'] = self::parseDateToYmd((string)$val); break;
case 'gender': $item['gender'] = self::normalizeGender((string)$val); break;
case 'relation': $item['relation'] = self::normalizeRelation((string)$val); break;
default: $item[$canonical] = $val;
}
}
// create a stable row id (for API rows without PK) so they remain unique
$item['__rowid'] = $item['pk'] ?? ('api_row_' . $idx++);
$out[] = $item;
}
return $out;
}
/* -------------------------
Build grouped index by emp_code:
returns [ emp_code => [ item1, item2, ... ] ]
Use '__no_emp' key for rows without emp_id
------------------------- */
public static function groupByEmpCode(array $items): array
{
$groups = [];
foreach ($items as $it) {
$key = $it['emp_id'] ?? '__no_emp';
if ($key === null || $key === '') $key = '__no_emp';
$groups[$key][] = $it;
}
return $groups;
}
/* -------------------------
Find a match for a DB row inside a mediassist group (array of items).
Matching priority:
1) unique ids present in mediassist (if db raw has any of those too)
2) exact name + dob
3) exact name + relation
4) fuzzy name + dob (threshold %)
If found, returns index of matched item in $group array; else null.
Note: $group is passed by reference so matched item can be removed by caller.
------------------------- */
public static function findMatchInGroup(array $dbRow, array $group, int $fuzzyThreshold = 85): ?int
{
// 1) match on unique ids if DB row contains any of those (rare)
// foreach (self::MEDIASSIST_UNIQUE_IDS as $uidField) {
// $dbVal = $dbRow['__raw'][$uidField] ?? null;
// if ($dbVal) {
// foreach ($group as $i => $gItem) {
// $gVal = $gItem['__raw'][$uidField] ?? null;
// if ($gVal && (string)$gVal === (string)$dbVal) return $i;
// }
// }
// }
// 2) match exact name + dob (both normalized)
if (!empty($dbRow['name']) && !empty($dbRow['dob'])) {
foreach ($group as $i => $gItem) {
if (!empty($gItem['name']) && !empty($gItem['dob'])
&& $dbRow['name'] === $gItem['name']
&& $dbRow['dob'] === $gItem['dob']) {
return $i;
}
}
}
// 3) match exact name + relation (if dob missing or unreliable)
if (!empty($dbRow['name']) && !empty($dbRow['relation'])) {
foreach ($group as $i => $gItem) {
if (!empty($gItem['name']) && !empty($gItem['relation'])
&& $dbRow['name'] === $gItem['name']
&& $dbRow['relation'] === $gItem['relation']) {
return $i;
}
}
}
// 4) fuzzy name + dob (if dob present)
if ($fuzzyThreshold > 0 && !empty($dbRow['name'])) {
foreach ($group as $i => $gItem) {
if (empty($gItem['name'])) continue;
$score = 0.0;
similar_text($dbRow['name'], $gItem['name'], $score); // percent
$dobMatches = (!empty($dbRow['dob']) && !empty($gItem['dob']) && $dbRow['dob'] === $gItem['dob']);
// require DOB match OR higher threshold if dob missing
if ($dobMatches && $score >= max(60, $fuzzyThreshold - 10)) { // slightly relaxed
return $i;
}
if (!$dobMatches && $score >= $fuzzyThreshold) {
// if names are very similar even w/o dob, accept (cautious)
return $i;
}
}
}
// no match
return null;
}
/* -------------------------
Main comparison routine (grouped matching)
Options:
- fuzzy_threshold (default 85)
- try_global_search_if_emp_missing (bool, default false)
------------------------- */
public static function compareDbVsMediassistGrouped(
array $dbRows,
array $mediassistAPIdata,
string $dbPkKey = 'id',
array $options = [],
array $dbKeyMap = null,
array $mediassistKeyMap = null,
): array {
$dbKeyMap = [
'emp_id' => ['emp_code'],
'name' => ['name'],
'dob' => ['dob'],
'gender' => ['gender'],
'relation' => ['relationship'],
];
$mediassistKeyMap = [
'emp_id' => ['priBenefEmpCode'],
'name' => ['benefName', 'priBeneficiaryName'],
'dob' => ['benefDOB'],
'gender' => ['benefSex'],
'relation' => ['relName'],
];
$fuzzyThreshold = $options['fuzzy_threshold'] ?? 85;
$tryGlobalSearch = $options['try_global_search_if_emp_missing'] ?? false;
// normalize to lists
$normDb = self::normalizeRows($dbRows, $dbKeyMap, $dbPkKey);
$normApi = self::normalizeRows($mediassistAPIdata, $mediassistKeyMap, null);
// dd($normApi);
// group by emp_code
$dbGroups = self::groupByEmpCode($normDb);
$apiGroups = self::groupByEmpCode($normApi);
// prepare report
$report = [
'summary' => [
'total_db' => count($normDb),
'total_mediassist' => count($normApi),
'matched' => 0,
'mismatched' => 0,
'only_in_db' => 0,
'only_in_mediassist' => 0,
],
'exact_matches' => [],
'field_mismatches' => [],
'only_in_db' => [],
'only_in_mediassist' => [],
];
// For each db group (emp_code), try match each dbRow with api group entries
foreach ($dbGroups as $empCode => $dbItems) {
$apiItems = $apiGroups[$empCode] ?? [];
// We'll mutate a local copy of apiItems to mark matched items (so we can remove)
$remainingApi = $apiItems;
foreach ($dbItems as $dbRow) {
$matchedIndex = null;
if (!empty($empCode) && !empty($remainingApi)) {
$matchedIndex = self::findMatchInGroup($dbRow, $remainingApi, $fuzzyThreshold);
}
// If empCode not present in API and global search allowed, try searching all API rows (costly)
if ($matchedIndex === null && $tryGlobalSearch && empty($apiItems)) {
// attempt global search across all api groups (can be heavy)
foreach ($apiGroups as $gKey => $gList) {
$mi = self::findMatchInGroup($dbRow, $gList, $fuzzyThreshold);
if ($mi !== null) {
// found in another group
$matchedIndex = $mi;
// use that group as remainingApi reference so we can remove matched later
$remainingApi = $apiGroups[$gKey];
break;
}
}
}
if ($matchedIndex !== null) {
// found match — use that api row
$apiMatch = $remainingApi[$matchedIndex];
// compare fields
$diff = [];
foreach (self::COMPARE_FIELDS as $f) {
$vDb = $dbRow[$f] ?? null;
$vApi = $apiMatch[$f] ?? null;
if ($vDb !== $vApi) {
$diff[$f] = ['db' => $vDb, 'mediassist' => $vApi];
}
}
if (empty($diff)) {
$report['exact_matches'][] = [
'pk' => $dbRow['pk'],
'emp_id' => $dbRow['emp_id'],
'db_rowid' => $dbRow['__rowid'],
'api_rowid' => $apiMatch['__rowid'],
];
$report['summary']['matched']++;
} else {
$report['field_mismatches'][] = [
'pk' => $dbRow['pk'],
'emp_id' => $dbRow['emp_id'],
'db_rowid' => $dbRow['__rowid'],
'api_rowid' => $apiMatch['__rowid'],
'differences' => $diff
];
$report['summary']['mismatched']++;
}
// remove matched api item from remainingApi (so it's not matched again)
array_splice($remainingApi, $matchedIndex, 1);
} else {
// no match found for this dbRow inside api group => only_in_db
$report['only_in_db'][] = [
'pk' => $dbRow['pk'],
'emp_id' => $dbRow['emp_id'],
'db_rowid' => $dbRow['__rowid'],
'data' => $dbRow
];
}
} // end each dbRow
// after processing all dbRows in this empCode group, any remainingApi are only_in_mediassist
foreach ($remainingApi as $leftApi) {
$report['only_in_mediassist'][] = [
'pk' => null,
'emp_id' => $leftApi['emp_id'],
'api_rowid' => $leftApi['__rowid'],
'data' => $leftApi
];
}
} // end each emp group
// Also handle any api groups whose emp_code does not exist in DB at all
foreach ($apiGroups as $empCode => $apiItems) {
if (isset($dbGroups[$empCode])) continue; // already handled
foreach ($apiItems as $ai) {
$report['only_in_mediassist'][] = [
'pk' => null,
'emp_id' => $ai['emp_id'],
'api_rowid' => $ai['__rowid'],
'data' => $ai
];
}
}
// summary counts
$report['summary']['only_in_db'] = count($report['only_in_db']);
$report['summary']['only_in_mediassist'] = count($report['only_in_mediassist']);
return $report;
}
}