<?php
class TaskPlanner {private $tools = [];public function __construct(array $tools) {$this->tools = $tools;}public function plan(string $goal): array {// 调用大模型生成任务树$prompt = <<<PROMPT
请将目标分解为可执行步骤：
目标：$goal
可用工具：{$this->listTools()}
输出JSON格式：{"steps":[{"tool":"名称","params":{}}]}
PROMPT;$plan = $this->callLLM($prompt);return $this->validatePlan(json_decode($plan, true));}private function listTools(): string {return implode(', ', array_keys($this->tools));}private function validatePlan(array $plan): array {// 校验工具是否存在foreach ($plan['steps'] as &$step) {if (!isset($this->tools[$step['tool']])) {throw new Exception("未知工具: {$step['tool']}");}// 参数校验逻辑...}return $plan;}
}// 使用示例（外贸订单处理）
$tools = ['EmailTool', 'OrderSystem', 'PaymentCheck'];
$planner = new TaskPlanner($tools);
$plan = $planner->plan("处理客户订单邮件，确认库存后收款");
print_r($plan);
/* 输出：
{"steps": [{"tool": "EmailTool", "params": {"action":"parse","email_id":"123"}},{"tool": "OrderSystem", "params": {"action":"check_stock","product_id":"456"}},{"tool": "PaymentCheck", "params": {"order_id":"789"}}]
}
*/

<?php
class ToolExecutor {private $availableTools = [];public function registerTool(string $name, callable $handler): void {$this->availableTools[$name] = $handler;}public function execute(array $task): array {if (!isset($this->availableTools[$task['tool']])) {throw new Exception("工具未注册: {$task['tool']}");}$tool = $this->availableTools[$task['tool']];return $tool($task['params']);}
}// 定义邮件工具
$executor = new ToolExecutor();
$executor->registerTool('EmailTool', function(array $params) {switch ($params['action']) {case 'send':// 发送邮件逻辑return ['status' => 'success', 'message_id' => 'xxx'];case 'parse':// 解析邮件逻辑return ['order_id' => '789', 'product_id' => '456'];default:throw new Exception("未知操作");}
});// 执行任务
$result = $executor->execute(['tool' => 'EmailTool','params' => ['action' => 'parse', 'email_id' => '123']
]);
print_r($result); // 输出订单信息

<?php
class AgentMemory {private $shortTerm = []; // Redis客户端private $longTerm; // Milvus客户端public function __construct() {$this->shortTerm = new Redis();$this->shortTerm->connect('127.0.0.1');$this->longTerm = new MilvusClient('localhost:19530');}public function remember(string $sessionId, string $info): void {// 短期记忆存储$this->shortTerm->setex("memory:$sessionId", 3600, $info);// 长期记忆嵌入存储$vector = $this->embed($info);$this->longTerm->insert('memories', ['session_id' => $sessionId,'content' => $info,'vector' => $vector]);}public function recall(string $sessionId, string $query): array {// 先查短期记忆if ($memory = $this->shortTerm->get("memory:$sessionId")) {if (str_contains($memory, $query)) {return [$memory];}}// 长期记忆向量搜索$queryVec = $this->embed($query);return $this->longTerm->search('memories', $queryVec, 3);}private function embed(string $text): array {// 调用嵌入模型$url = "http://embedding-server/encode";$data = json_encode(['text' => $text]);$ch = curl_init($url);curl_setopt($ch, CURLOPT_POST, 1);curl_setopt($ch, CURLOPT_POSTFIELDS, $data);curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);$response = curl_exec($ch);return json_decode($response, true)['vector'];}
}// 使用示例
$memory = new AgentMemory();
$session = "client_789";// 存储客户偏好
$memory->remember($session, "客户偏好顺丰快递，开增值税发票");// 回忆相关信息
$results = $memory->recall($session, "快递选择");
print_r($results); // 返回偏好信息

class AgentScheduler {private $agents = ['bid' => ['host' => '192.168.10.101', 'load' => 0],'order' => ['host' => '192.168.10.102', 'load' => 0],'service' => ['host' => '192.168.10.103', 'load' => 0]];public function dispatch(string $taskType): string {// 动态选择最低负载Agent$selected = null;foreach ($this->agents as $type => $info) {if (strpos($taskType, $type) !== false) {if ($selected === null || $info['load'] < $selected['load']) {$selected = $info;}}}// 更新负载$this->agents[$type]['load']++;return $selected['host'];}public function release(string $agentType): void {$this->agents[$agentType]['load'] = max(0, $this->agents[$agentType]['load'] - 1);}
}

// Redis优先级队列
$queue = new RedisPriorityQueue('agent_tasks');// 添加高优先级任务
$queue->add('urgent_order', ['task' => '处理加急订单','params' => [...]
], 10); // 优先级10（最高）// Agent获取任务
$task = $queue->pop('order_agent', 5); // 等待5秒

class FailoverSystem {public function executeWithRetry(callable $task, int $maxRetries = 3) {$attempt = 0;while ($attempt < $maxRetries) {try {return $task();} catch (Exception $e) {$attempt++;$this->switchToBackup();sleep(1 << $attempt); // 指数退避}}throw new Exception("执行失败");}private function switchToBackup() {// 切换到备用服务}
}

class TaskMonitor {const MAX_STEPS = 20;public function executePlan(array $plan) {$stepCount = 0;foreach ($plan['steps'] as $step) {if (++$stepCount > self::MAX_STEPS) {throw new Exception("任务步骤超过限制");}$this->executor->execute($step);}}
}// 熔断器设计
class CircuitBreaker {private $failures = 0;const MAX_FAILURES = 5;public function call(callable $func) {if ($this->failures >= self::MAX_FAILURES) {throw new Exception("服务熔断");}try {$result = $func();$this->failures = 0;return $result;} catch (Exception $e) {$this->failures++;throw $e;}}
}

class ResourceCoordinator {private $locks = [];public function acquireLock(string $resource, string $agentId): bool {if (isset($this->locks[$resource])) {return false; // 资源已被占用}$this->locks[$resource] = ['agent' => $agentId,'expire' => time() + 30 // 30秒锁];return true;}public function releaseLock(string $resource, string $agentId): void {if (isset($this->locks[$resource]) && $this->locks[$resource]['agent'] === $agentId) {unset($this->locks[$resource]);}}
}// Agent使用示例
$coordinator = new ResourceCoordinator();
if ($coordinator->acquireLock('order_db', 'agent1')) {try {// 执行订单操作} finally {$coordinator->releaseLock('order_db', 'agent1');}
}

class ApprovalSystem {const APPROVAL_LEVELS = ['payment' => 2,   // 需二级审批'contract' => 1   // 需一级审批];public function requireApproval(string $action, array $params): bool {$level = self::APPROVAL_LEVELS[$action] ?? 0;// 根据金额自动升级if ($action === 'payment' && $params['amount'] > 10000) {$level = 3;}return $level > 0;}public function requestApproval(string $action, array $params): void {$approvers = $this->getApprovers($action);foreach ($approvers as $email) {$this->sendApprovalRequest($email, $action, $params);}}
}