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# test_tsptw_solver_improved.py
from datetime import datetime
from src.optimization.tsptw_solver import TSPTWSolver
def build_sample_tasks():
"""構建示例任務（使用分鐘作為時間單位）"""
base_date = datetime(2025, 11, 15)
tasks = [
{
"task_id": "museum",
"priority": "MEDIUM",
# Task-level 單段 time_window: 09:00—18:00
"time_window": (
base_date.replace(hour=9, minute=0),
base_date.replace(hour=18, minute=0),
),
"service_duration_min": 90, # ← 改為分鐘: 看展 1.5 小時
"candidates": [
{
"poi_id": "museum_A",
"lat": 25.0350,
"lng": 121.5200,
# POI-level 多段 time_windows: 早上10-12, 下午14-16
"time_windows": [
(
base_date.replace(hour=10, minute=0),
base_date.replace(hour=12, minute=0),
),
(
base_date.replace(hour=14, minute=0),
base_date.replace(hour=16, minute=0),
),
],
}
],
},
{
"task_id": "hospital",
"priority": "HIGH", # ← 改為 HIGH，測試優先級
"time_window": (
base_date.replace(hour=9, minute=0),
base_date.replace(hour=12, minute=0),
),
"service_duration_min": 30, # ← 改為分鐘: 30分鐘
"candidates": [
{
"poi_id": "ntuh",
"lat": 25.0418,
"lng": 121.5360,
}
],
},
{
"task_id": "coffee",
"priority": "LOW",
"service_duration_min": 45, # ← 改為分鐘: 45分鐘
"candidates": [
{
"poi_id": "coffee_A",
"lat": 25.0370,
"lng": 121.5250,
"time_window": (
base_date.replace(hour=13, minute=0),
base_date.replace(hour=18, minute=0),
),
},
{
"poi_id": "coffee_B",
"lat": 25.0390,
"lng": 121.5270,
"time_window": (
base_date.replace(hour=10, minute=0),
base_date.replace(hour=20, minute=0),
),
},
],
},
]
return tasks
def build_complex_tasks():
"""
構建一組較複雜的測試場景：
- 5 個 task
- 每個 task 1–5 個候選 POI
- Task-level 單段 time_window
- POI-level 有單段 / 多段 time_window(s)
- service_duration 使用「分鐘」欄位 (service_duration_min)
-> 之後用 helper 轉成秒給 solver
"""
base_date = datetime(2025, 11, 15)
tasks = [
# 1) 早餐：3 間早餐店，早上才開
{
"task_id": "breakfast",
"priority": "MEDIUM",
"time_window": (
base_date.replace(hour=7, minute=30),
base_date.replace(hour=10, minute=30),
),
"service_duration_min": 30,
"candidates": [
{
"poi_id": "breakfast_taipei_main",
"lat": 25.0478,
"lng": 121.5170,
"time_window": (
base_date.replace(hour=7, minute=30),
base_date.replace(hour=10, minute=0),
),
},
{
"poi_id": "breakfast_taoyuan",
"lat": 24.9936,
"lng": 121.2969,
"time_window": (
base_date.replace(hour=8, minute=0),
base_date.replace(hour=11, minute=0),
),
},
{
"poi_id": "breakfast_tamsui",
"lat": 25.1676,
"lng": 121.4450,
"time_window": (
base_date.replace(hour=7, minute=0),
base_date.replace(hour=10, minute=30),
),
},
],
},
# 2) 景點：陽明山 / 淡水，含多段 time_windows（午休）
{
"task_id": "scenic_spot",
"priority": "MEDIUM",
"time_window": (
base_date.replace(hour=9, minute=0),
base_date.replace(hour=17, minute=30),
),
"service_duration_min": 90,
"candidates": [
{
"poi_id": "yangmingshan_park",
"lat": 25.1618,
"lng": 121.5395,
# 上午場 + 下午場
"time_windows": [
(
base_date.replace(hour=9, minute=30),
base_date.replace(hour=12, minute=0),
),
(
base_date.replace(hour=13, minute=30),
base_date.replace(hour=17, minute=0),
),
],
},
{
"poi_id": "tamsui_old_street",
"lat": 25.1697,
"lng": 121.4444,
# 一整天開放
"time_window": (
base_date.replace(hour=10, minute=0),
base_date.replace(hour=19, minute=0),
),
},
],
},
# 3) 午餐（HIGH）：4 間餐廳
{
"task_id": "lunch",
"priority": "HIGH",
"time_window": (
base_date.replace(hour=11, minute=0),
base_date.replace(hour=15, minute=0),
),
"service_duration_min": 60,
"candidates": [
{
"poi_id": "lunch_ximen",
"lat": 25.0422,
"lng": 121.5078,
"time_window": (
base_date.replace(hour=11, minute=0),
base_date.replace(hour=14, minute=0),
),
},
{
"poi_id": "lunch_zhongshan",
"lat": 25.0522,
"lng": 121.5200,
"time_window": (
base_date.replace(hour=11, minute=30),
base_date.replace(hour=15, minute=0),
),
},
{
"poi_id": "lunch_keelung_miaokou",
"lat": 25.1283,
"lng": 121.7410,
"time_window": (
base_date.replace(hour=11, minute=0),
base_date.replace(hour=16, minute=0),
),
},
{
"poi_id": "lunch_taoyuan_station",
"lat": 24.9890,
"lng": 121.3110,
"time_window": (
base_date.replace(hour=11, minute=0),
base_date.replace(hour=14, minute=30),
),
},
],
},
# 4) 下午購物（LOW）：3 間 mall
{
"task_id": "shopping",
"priority": "LOW",
"time_window": (
base_date.replace(hour=12, minute=0),
base_date.replace(hour=21, minute=30),
),
"service_duration_min": 90,
"candidates": [
{
"poi_id": "mall_xinyi",
"lat": 25.0340,
"lng": 121.5645,
"time_window": (
base_date.replace(hour=11, minute=0),
base_date.replace(hour=22, minute=0),
),
},
{
"poi_id": "mall_banciao",
"lat": 25.0143,
"lng": 121.4672,
"time_window": (
base_date.replace(hour=12, minute=0),
base_date.replace(hour=22, minute=30),
),
},
{
"poi_id": "mall_taoyuan",
"lat": 25.0134,
"lng": 121.2150,
"time_window": (
base_date.replace(hour=11, minute=0),
base_date.replace(hour=21, minute=30),
),
},
],
},
# 5) 夜景（LOW）：2 個夜景點，晚間才開
{
"task_id": "night_view",
"priority": "LOW",
"time_window": (
base_date.replace(hour=18, minute=0),
base_date.replace(hour=23, minute=59),
),
"service_duration_min": 60,
"candidates": [
{
"poi_id": "elephant_mountain",
"lat": 25.0272,
"lng": 121.5703,
"time_window": (
base_date.replace(hour=17, minute=30),
base_date.replace(hour=23, minute=0),
),
},
{
"poi_id": "yangmingshan_night_view",
"lat": 25.1630,
"lng": 121.5450,
"time_window": (
base_date.replace(hour=18, minute=0),
base_date.replace(hour=23, minute=30),
),
},
],
},
]
return tasks
def print_separator(title: str):
"""打印分隔線"""
print("\n" + "=" * 80)
print(f" {title}")
print("=" * 80 + "\n")
def main():
print_separator("TSPTW Solver 改進版測試 (時間單位: 分鐘)")
from src.infra.config import get_settings
settings = get_settings()
# 創建求解器
solver = TSPTWSolver(time_limit_seconds=5, verbose=True)
# 設置參數
start_location = {"lat": 25.0400, "lng": 121.5300}
start_time = datetime(2025, 11, 15, 9, 0)
deadline = datetime(2025, 11, 15, 21, 0)
# 構建任務
tasks = build_sample_tasks()
#tasks = build_complex_tasks()
print("📋 任務列表:")
for i, task in enumerate(tasks, 1):
print(f"{i}. {task['task_id']}")
print(f" - 優先級: {task['priority']}")
print(f" - 服務時間: {task['service_duration_min']} 分鐘") # ← 分鐘
print(f" - 候選 POI 數量: {len(task['candidates'])}")
if task.get('time_window'):
tw = task['time_window']
print(f" - 時間窗口: {tw[0].strftime('%H:%M')}-{tw[1].strftime('%H:%M')}")
print()
print_separator("開始求解")
# 求解
result = solver.solve(
tasks=tasks,
start_location=start_location,
start_time=start_time,
deadline=deadline,
max_wait_time_min=60,
alt_k=3,
return_to_start=True,
)
print_separator("求解結果")
print(result)
# 打印結果
print(f"狀態: {result['status']}")
print(f"總旅行時間: {result['total_travel_time_min']} 分鐘") # ← 分鐘
print(f"總距離: {result['total_travel_distance_m']} 米")
print()
print_separator("路線詳情")
for step in result["route"]:
print(f"Step {step['step']}:")
print(f" 到达: {step['arrival_time']}")
print(f" 离开: {step['departure_time']}") # ✅ 新增
print(f" 停留: {step['service_duration_min']}分钟") # ✅ 新增
print()
print_separator("任務狀態")
print(f"✅ 已完成任務: {', '.join(result['visited_tasks']) if result['visited_tasks'] else '無'}")
print(f"❌ 跳過任務: {', '.join(result['skipped_tasks']) if result['skipped_tasks'] else '無'}")
print_separator("任務詳情與備選方案")
for task_detail in result["tasks_detail"]:
task_id = task_detail["task_id"]
priority = task_detail["priority"]
visited = task_detail["visited"]
status_emoji = "✅" if visited else "❌"
print(f"\n{status_emoji} 任務: {task_id} (優先級: {priority})")
if visited and task_detail["chosen_poi"]:
chosen = task_detail["chosen_poi"]
print(f" 選擇的 POI: {chosen['poi_id']}")
print(f" 位置: ({chosen['lat']:.4f}, {chosen['lng']:.4f})")
if task_detail["alternative_pois"]:
print(f"\n 📍 備選方案 (Top {len(task_detail['alternative_pois'])}):")
for i, alt in enumerate(task_detail["alternative_pois"], 1):
delta_time = alt["delta_travel_time_min"] # ← 分鐘
delta_dist = alt["delta_travel_distance_m"]
time_str = f"+{delta_time}" if delta_time > 0 else str(delta_time)
dist_str = f"+{delta_dist}" if delta_dist > 0 else str(delta_dist)
print(f" {i}. {alt['poi_id']}")
print(f" 時間差: {time_str} 分鐘, 距離差: {dist_str} 米") # ← 分鐘
else:
print(f" 狀態: 未訪問")
print_separator("測試完成")
# 驗證時間單位
print("\n✅ 驗證:")
print(f" - service_duration_min: {tasks[0]['service_duration_min']} 分鐘")
print(f" - total_travel_time_min: {result['total_travel_time_min']} 分鐘")
print(f" - max_wait_time_min: 60 分鐘")
if __name__ == "__main__":
main() |