231 lines
8.1 KiB
PHP
231 lines
8.1 KiB
PHP
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<?php
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namespace App\Service\common\ai;
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use App\BaseApp\BaseService;
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use App\Enum\AiGenerationSceneEnum;
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use App\Enum\AiGenerationStatusEnum;
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use App\Models\ai\AiGenerationModel;
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/**
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* AI 生成历史落库：开始 / 成功 / 失败
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* 为什么单独抽：多场景复用同一流水表，业务只关心 begin/finish
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*/
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class AiGenerationLogService extends BaseService
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{
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/**
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* 创建一条「进行中」记录，返回主键 ID
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*
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* @param array{
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* scene?:string,
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* name?:string,
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* provider?:string,
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* model?:string,
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* api_key_id?:int,
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* input_snapshot?:array|null,
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* admin_id?:int
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* } $params
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*/
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public function begin(array $params): int
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{
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$now = time();
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$scene = trim((string) ($params['scene'] ?? AiGenerationSceneEnum::CODE_GENERATION->value));
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$adminId = (int) ($params['admin_id'] ?? $this->userId);
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return (int) AiGenerationModel::insertGetId([
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'admin_id' => $adminId,
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'scene' => $scene,
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'name' => mb_substr(trim((string) ($params['name'] ?? '')), 0, 128),
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'provider' => trim((string) ($params['provider'] ?? '')),
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'model' => trim((string) ($params['model'] ?? '')),
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'status' => AiGenerationStatusEnum::RUNNING->value,
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'api_key_id' => (int) ($params['api_key_id'] ?? 0),
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'prompt_tokens' => 0,
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'completion_tokens' => 0,
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'total_tokens' => 0,
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'usage_json' => null,
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'started_at' => $now,
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'finished_at' => 0,
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'duration_ms' => 0,
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'error_msg' => '',
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'input_snapshot' => $this->encodeJson($params['input_snapshot'] ?? null),
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'result_json' => null,
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'raw_response' => null,
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'created_at' => $now,
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'updated_at' => 0,
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'deleted_at' => 0,
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]);
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}
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/**
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* 标记成功并写入结果 / token
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*
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* @param array{
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* provider?:string,
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* model?:string,
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* api_key_id?:int,
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* usage?:array,
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* result_json?:array|null,
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* raw_response?:string|null,
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* name?:string
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* } $payload
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*/
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public function markSuccess(int $id, array $payload = []): bool
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{
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if ($id <= 0) {
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return false;
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}
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$row = AiGenerationModel::where('id', $id)->where('deleted_at', 0)->first();
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if (!$row) {
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return false;
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}
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$usage = is_array($payload['usage'] ?? null) ? $payload['usage'] : [];
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$finishedAt = time();
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$startedAt = (int) ($row->getRawOriginal('started_at') ?? 0);
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$data = [
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'status' => AiGenerationStatusEnum::SUCCESS->value,
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'finished_at' => $finishedAt,
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'duration_ms' => $this->calcDurationMs($startedAt, $finishedAt),
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'prompt_tokens' => (int) ($usage['prompt_tokens'] ?? 0),
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'completion_tokens' => (int) ($usage['completion_tokens'] ?? 0),
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'total_tokens' => (int) ($usage['total_tokens'] ?? 0),
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'usage_json' => $this->encodeJson($usage ?: null),
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'result_json' => $this->encodeJson($payload['result_json'] ?? null),
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'raw_response' => $this->clipText((string) ($payload['raw_response'] ?? ''), 65000),
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'error_msg' => '',
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'updated_at' => $finishedAt,
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];
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if (!empty($payload['provider'])) {
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$data['provider'] = (string) $payload['provider'];
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}
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if (!empty($payload['model'])) {
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$data['model'] = (string) $payload['model'];
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}
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if (array_key_exists('api_key_id', $payload)) {
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$data['api_key_id'] = (int) $payload['api_key_id'];
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}
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if (!empty($payload['name'])) {
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$data['name'] = mb_substr(trim((string) $payload['name']), 0, 128);
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}
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return (bool) AiGenerationModel::where('id', $id)->update($data);
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}
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/**
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* 标记失败
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*/
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public function markFail(int $id, string $errorMsg, array $payload = []): bool
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{
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if ($id <= 0) {
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return false;
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}
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$row = AiGenerationModel::where('id', $id)->where('deleted_at', 0)->first();
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if (!$row) {
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return false;
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}
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$finishedAt = time();
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$startedAt = (int) ($row->getRawOriginal('started_at') ?? 0);
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$data = [
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'status' => AiGenerationStatusEnum::FAIL->value,
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'finished_at' => $finishedAt,
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'duration_ms' => $this->calcDurationMs($startedAt, $finishedAt),
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'error_msg' => mb_substr(trim($errorMsg), 0, 1000),
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'raw_response' => $this->clipText((string) ($payload['raw_response'] ?? ''), 65000),
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'updated_at' => $finishedAt,
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];
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if (!empty($payload['provider'])) {
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$data['provider'] = (string) $payload['provider'];
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}
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if (!empty($payload['model'])) {
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$data['model'] = (string) $payload['model'];
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}
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if (array_key_exists('api_key_id', $payload)) {
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$data['api_key_id'] = (int) $payload['api_key_id'];
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}
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$usage = is_array($payload['usage'] ?? null) ? $payload['usage'] : [];
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if (!empty($usage)) {
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$data['prompt_tokens'] = (int) ($usage['prompt_tokens'] ?? 0);
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$data['completion_tokens'] = (int) ($usage['completion_tokens'] ?? 0);
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$data['total_tokens'] = (int) ($usage['total_tokens'] ?? 0);
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$data['usage_json'] = $this->encodeJson($usage);
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}
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return (bool) AiGenerationModel::where('id', $id)->update($data);
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}
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/**
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* 分页列表（管理端生成记录）
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*/
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public function getPageListForAdmin(): array
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{
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$this->model = AiGenerationModel::class;
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$this->selectField = [
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'id', 'admin_id', 'scene', 'name', 'provider', 'model', 'status',
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'api_key_id', 'prompt_tokens', 'completion_tokens', 'total_tokens',
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'started_at', 'finished_at', 'duration_ms', 'error_msg', 'created_at',
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];
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$this->queryField = [
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'scene' => '=',
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'status' => '=',
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'provider' => '=',
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'name' => 'like',
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];
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$this->orderBy = [
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'name' => 'id',
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'sort' => 'desc',
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];
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// 重置 where，避免单例污染
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$this->where = [['deleted_at', '=', 0]];
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$list = $this->getPageList();
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foreach ($list['items'] as &$item) {
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$status = (int) ($item['status'] ?? 0);
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$scene = (string) ($item['scene'] ?? '');
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$item['status_text'] = AiGenerationStatusEnum::tryFrom($status)?->description() ?? '未知';
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$item['scene_text'] = AiGenerationSceneEnum::tryFrom($scene)?->description() ?? $scene;
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}
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unset($item);
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return $list;
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}
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/**
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* 详情（含 input/result，不含超大 raw 时可按需）
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*/
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public function getDetailForAdmin(int $id): array
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{
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$row = AiGenerationModel::where('id', $id)->where('deleted_at', 0)->first();
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if (!$row) {
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$this->utils->notFound('记录不存在');
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}
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$data = $row->toArray();
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$status = (int) ($data['status'] ?? 0);
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$scene = (string) ($data['scene'] ?? '');
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$data['status_text'] = AiGenerationStatusEnum::tryFrom($status)?->description() ?? '未知';
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$data['scene_text'] = AiGenerationSceneEnum::tryFrom($scene)?->description() ?? $scene;
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return $data;
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}
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private function calcDurationMs(int $startedAt, int $finishedAt): int
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{
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if ($startedAt <= 0 || $finishedAt <= 0 || $finishedAt < $startedAt) {
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return 0;
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}
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return ($finishedAt - $startedAt) * 1000;
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}
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private function encodeJson(mixed $value): ?string
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{
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if ($value === null) {
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return null;
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}
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if (is_string($value)) {
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return $value;
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}
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return json_encode($value, JSON_UNESCAPED_UNICODE);
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}
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private function clipText(string $text, int $max): string
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{
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if ($text === '' || mb_strlen($text) <= $max) {
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return $text;
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}
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return mb_substr($text, 0, $max);
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}
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}
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