Method is_resource_available

backend/core.py:883–901

(sat_id, gs_id, relay_id=None, relay2_id=None)

                    
                    # 资源可用性检查内部函数
                    def is_resource_available(sat_id, gs_id, relay_id=None, relay2_id=None):
                        # ⭐ TASK_CMD/INTEL 完全跳过资源独占检查
                        if is_immediate_type:
                            # 只检查中继带宽
                            if relay_id and not self._check_relay_bandwidth_available(relay_id, 10): return False
                            if relay2_id and not self._check_relay_bandwidth_available(relay2_id, 10): return False
                            return True  # 不检查卫星和地面站独占
                        
                        # 非立即传输类型
                        if sat_id in self.resource_usage["satellites"] and len(self.resource_usage["satellites"][sat_id]) > 0:
                            # 如果是自己占用的，则允许（比如原始影像等待过境）
                            if req.id not in self.resource_usage["satellites"][sat_id]:
                                return False
                        if gs_id in self.resource_usage["ground_stations"] and len(self.resource_usage["ground_stations"][gs_id]) > 0:
                            return False
                        # 中继带宽检查逻辑
                        if relay_id and not self._check_relay_bandwidth_available(relay_id, 10): return False
                        if relay2_id and not self._check_relay_bandwidth_available(relay2_id, 10): return False
                        return True
                    
                    # --- 链路搜索逻辑 (同 _start_transmission) ---
                    # 1. 尝试直连