更新

2026-09-10 15:19:17 +08:00
parent 27fbef9321
commit 36975c6c1b
487 changed files with 15696 additions and 78 deletions
@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+namespace app\common\service\prescriptionai;
+
+use DomainException;
+use think\facade\Db;
+
+/** Save-response recovery for new clients; contains hashes, never prescription content. */
+final class PrescriptionAiRequest
+{
+    private static function key(array $params, int $actorId): ?string
+    {
+        $key = $params['request_key'] ?? '';
+        if (!PrescriptionAiStore::enabled() || $key === '') {
+            return null;
+        }
+        if (!is_string($key) || !preg_match('/^[a-zA-Z0-9_-]{16,64}$/D', $key)) {
+            throw new DomainException('保存请求标识无效');
+        }
+        return hash('sha256', $actorId . ':' . $key);
+    }
+
+    private static function fingerprint(array $params): string
+    {
+        unset($params['request_key']);
+        return hash('sha256', PrescriptionAiPolicy::canonical($params));
+    }
+
+    public static function replay(array $params, int $actorId, bool $reserve = false): ?int
+    {
+        $key = self::key($params, $actorId);
+        if ($key === null) {
+            return null;
+        }
+        $hash = self::fingerprint($params);
+        if ($reserve) {
+            Db::name('prescription_ai_request')->extra('IGNORE')->insert([
+                'request_key' => $key, 'actor_id' => $actorId, 'request_hash' => $hash,
+                'prescription_id' => 0, 'created_at' => time(),
+            ]);
+        }
+        $row = Db::name('prescription_ai_request')->where('request_key', $key)->lock($reserve)->find();
+        if (!$row) {
+            return null;
+        }
+        if ((int) $row['actor_id'] !== $actorId || !hash_equals($row['request_hash'], $hash)) {
+            throw new DomainException('请求标识已用于其他处方内容，请重新保存');
+        }
+        if ((int) $row['prescription_id'] > 0) {
+            $exists = Db::name('tcm_prescription')->where('id', $row['prescription_id'])
+                ->where('creator_id', $actorId)->whereNull('delete_time')->count();
+            if (!$exists) {
+                throw new DomainException('此保存请求对应处方已删除，请重新开方');
+            }
+            return (int) $row['prescription_id'];
+        }
+        return null;
+    }
+
+    public static function complete(array $params, int $actorId, int $prescriptionId): void
+    {
+        $key = self::key($params, $actorId);
+        if ($key !== null) {
+            Db::name('prescription_ai_request')->where('request_key', $key)->update(['prescription_id' => $prescriptionId]);
+        }
+    }
+}