62 lines
2.7 KiB
PHP
62 lines
2.7 KiB
PHP
<?php
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declare(strict_types=1);
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namespace app\common\service\prescriptionai;
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/** Minimal display projection of the immutable prescription; never reads live records. */
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final class PrescriptionAiDoctorSnapshot
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{
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public static function project(array $prescription): array
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{
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$patient = self::scalars($prescription, ['gender', 'age']);
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$patient['name'] = self::text($prescription['patient_name'] ?? null);
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$gender = self::text($patient['gender'] ?? null);
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$patient['gender_label'] = in_array($gender, ['1', '男'], true) ? '男'
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: (in_array($gender, ['0', '2', '女'], true) ? '女' : '未知');
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$rx = self::scalars($prescription, [
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'prescription_name', 'prescription_type', 'dosage_unit', 'dose_unit', 'dose_basis',
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'dose_count', 'usage_instruction', 'usage_days', 'times_per_day', 'usage_time',
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'usage_way', 'usage_notes', 'dietary_taboo', 'dosage_amount', 'dosage_bag_count',
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'need_decoction', 'bags_per_dose',
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]);
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$auxUsage = self::scalars(PrescriptionAiPolicy::decode($prescription['aux_usage'] ?? []), [
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'prescription_name', 'dosage_amount', 'dosage_bag_count', 'need_decoction',
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'bags_per_dose', 'times_per_day', 'usage_days',
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]);
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if ($auxUsage !== []) {
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// Auxiliary formula instructions belong to that formula, never the main usage.
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$rx['aux_usage'] = $auxUsage;
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}
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$rx['herbs'] = [];
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foreach (PrescriptionAiPolicy::decode($prescription['herbs'] ?? []) as $herb) {
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if (!is_array($herb)) {
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continue;
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}
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// Preserve saved row order and duplicates, without costs, stock, IDs or attachments.
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$rx['herbs'][] = self::scalars($herb, [
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'name', 'dosage', 'unit', 'dose_basis', 'formula_type', 'processing',
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'special_usage', 'instructions', 'usage', 'remark',
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]);
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}
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return [
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'patient' => $patient,
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// The source has one combined clinical diagnosis. Do not invent a Western/TCM split
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// or expose case_record, which may contain other encounters and contact details.
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'diagnosis' => ['clinical_diagnosis' => self::text($prescription['clinical_diagnosis'] ?? null)],
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'prescription' => $rx,
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];
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}
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private static function scalars(array $row, array $fields): array
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{
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return array_filter(array_intersect_key($row, array_flip($fields)),
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static fn ($value): bool => is_string($value) || is_int($value) || is_float($value));
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}
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private static function text($value): string
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{
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return is_string($value) || is_numeric($value) ? trim((string) $value) : '';
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}
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}
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