import os

path = r"test\testutil\e2e_edge_cases_test.go"
BT = chr(96)

L = []
def a(s=""):
    L.append(s)

a("package testutil")
a()
a("import (")
a('\t"encoding/json"')
a('\t"fmt"')
a('\t"net/http"')
a('\t"testing"')
a('\t"time"')
a()
a('\t"wails-app/internal/dao"')
a('\t"wails-app/internal/global"')
a('\t"wails-app/internal/model/common/response"')
a(")")
a()

a("// TestVehicleReEntry 同一车辆重复入场应被拦截")
a("func TestVehicleReEntry(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tcreateVehicle(t, env, "JingR00001", "RFID_REENTRY", 1)')
a('\tentryResp, _ := env.DoPost("/vehicle/entry", map[string]interface{}{')
a('\t\t"plate_number": "JingR00001", "rfid_tag": "RFID_REENTRY",')
a('\t\t"parking_lot_id": 1, "parking_space_id": 1, "entry_image": "test.jpg",')
a('\t})')
a('\tAssertResponse(t, entryResp, nil, http.StatusOK, response.SUCCESS)')
a()
a('\t_, entryBody2 := env.DoPost("/vehicle/entry", map[string]interface{}{')
a('\t\t"plate_number": "JingR00001", "rfid_tag": "RFID_REENTRY",')
a('\t\t"parking_lot_id": 1, "parking_space_id": 2, "entry_image": "test2.jpg",')
a('\t})')
a('\tvar result struct { Code int '+BT+'json:"code"'+BT+'; Msg string '+BT+'json:"msg"'+BT+' }')
a('\tjson.Unmarshal(entryBody2, &result)')
a('\tif result.Code == response.SUCCESS {')
a('\t\tt.Fatalf("BUG: Vehicle re-entry was NOT blocked! code=%d msg=%s", result.Code, result.Msg)')
a('\t}')
a('\tfmt.Println("PASS: Re-entry attempt correctly rejected")')
a("}")
a()

a("// TestExitWithoutEntry 未入场车辆尝试出场应返回错误")
a("func TestExitWithoutEntry(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\t_, exitPreviewBody := env.DoPost("/vehicle/exit/preview", map[string]interface{}{')
a('\t\t"plate_number": "JingZ99999", "rfid_tag": "RFID_NOENTRY",')
a('\t})')
a('\tvar result struct { Code int '+BT+'json:"code"'+BT+'; Msg string '+BT+'json:"msg"'+BT+' }')
a('\tjson.Unmarshal(exitPreviewBody, &result)')
a('\tif result.Code == response.SUCCESS {')
a('\t\tt.Fatalf("BUG: Exit preview succeeded for non-entered vehicle!")')
a('\t}')
a('\tfmt.Println("PASS: Exit without entry correctly rejected")')
a("}")
a()

a("// TestPaymentInsufficientAmount 支付金额不足时的行为")
a("func TestPaymentInsufficientAmount(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tcreateVehicle(t, env, "JingP00001", "RFID_PAY", 1)')
a('\t_, _ = env.DoPost("/vehicle/entry", map[string]interface{}{')
a('\t\t"plate_number": "JingP00001", "rfid_tag": "RFID_PAY",')
a('\t\t"parking_lot_id": 1, "parking_space_id": 1, "entry_image": "test.jpg",')
a('\t})')
a('\tentryTime := time.Now().Add(-3 * time.Hour)')
a('\tglobal.GVA_DB.Model(&dao.VehicleRecord{}).Where("plate_number = ?", "JingP00001").Update("entry_time", entryTime)')
a('\t_, exitConfirmBody := env.DoPost("/vehicle/exit/confirm", map[string]interface{}{')
a('\t\t"plate_number": "JingP00001", "rfid_tag": "RFID_PAY",')
a('\t\t"payment_method": "cash", "paid_amount": 0.0,')
a('\t})')
a('\tvar result struct { Code int '+BT+'json:"code"'+BT+'; Msg string '+BT+'json:"msg"'+BT+' }')
a('\tjson.Unmarshal(exitConfirmBody, &result)')
a('\tfmt.Printf("INFO: Insufficient payment response: code=%d msg=%s\\n", result.Code, result.Msg)')
a("}")
a()

a("// TestVIPExpired 过期 VIP 应恢复普通计费")
a("func TestVIPExpired(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\townerResp, ownerBody := env.DoPost("/owner/create", map[string]interface{}{')
a('\t\t"owner_name": "VIP Expired Test", "owner_surname": "VIP",')
a('\t\t"owner_phone": "13900000001", "is_vip": true,')
a('\t\t"vip_expire_time": time.Now().Add(-24*time.Hour).Format(time.RFC3339),')
a('\t})')
a('\tAssertResponse(t, ownerResp, ownerBody, http.StatusOK, response.SUCCESS)')
a()
a('\tvar owner dao.Owner')
a('\tenv.DB.Where("owner_phone = ?", "13900000001").First(&owner)')
a('\tcreateVehicleWithOwner(t, env, "JingV00001", "RFID_VIP_EXP", owner.ID)')
a()
a('\t_, _ = env.DoPost("/vehicle/entry", map[string]interface{}{')
a('\t\t"plate_number": "JingV00001", "rfid_tag": "RFID_VIP_EXP",')
a('\t\t"parking_lot_id": 1, "parking_space_id": 1, "entry_image": "test.jpg",')
a('\t})')
a('\tentryTime := time.Now().Add(-3 * time.Hour)')
a('\tglobal.GVA_DB.Model(&dao.VehicleRecord{}).Where("plate_number = ?", "JingV00001").Update("entry_time", entryTime)')
a()
a('\texitResp, exitBody := env.DoPost("/vehicle/exit/preview", map[string]interface{}{')
a('\t\t"plate_number": "JingV00001", "rfid_tag": "RFID_VIP_EXP",')
a('\t})')
a('\tAssertResponse(t, exitResp, exitBody, http.StatusOK, response.SUCCESS)')
a('\tvar preview struct { Fee float64 '+BT+'json:"fee"'+BT+' }')
a('\tjson.Unmarshal(exitBody, &preview)')
a('\tif preview.Fee == 0 {')
a('\t\tt.Fatalf("BUG: Expired VIP still getting free parking! Fee should be > 0")')
a('\t}')
a('\tfmt.Printf("PASS: Expired VIP charged correctly, fee=%.2f\\n", preview.Fee)')
a("}")
a()

a("// TestFreeDuration 免费时长内不应收费")
a("func TestFreeDuration(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tcreateVehicle(t, env, "JingF00001", "RFID_FREE", 1)')
a('\t_, _ = env.DoPost("/vehicle/entry", map[string]interface{}{')
a('\t\t"plate_number": "JingF00001", "rfid_tag": "RFID_FREE",')
a('\t\t"parking_lot_id": 1, "parking_space_id": 1, "entry_image": "test.jpg",')
a('\t})')
a('\tentryTime := time.Now().Add(-10 * time.Minute)')
a('\tglobal.GVA_DB.Model(&dao.VehicleRecord{}).Where("plate_number = ?", "JingF00001").Update("entry_time", entryTime)')
a('\texitResp, exitBody := env.DoPost("/vehicle/exit/preview", map[string]interface{}{')
a('\t\t"plate_number": "JingF00001", "rfid_tag": "RFID_FREE",')
a('\t})')
a('\tAssertResponse(t, exitResp, exitBody, http.StatusOK, response.SUCCESS)')
a('\tvar preview struct { Fee float64 '+BT+'json:"fee"'+BT+' }')
a('\tjson.Unmarshal(exitBody, &preview)')
a('\tif preview.Fee != 0 {')
a('\t\tt.Fatalf("BUG: Vehicle within free duration should have zero fee, got %.2f", preview.Fee)')
a('\t}')
a('\tfmt.Println("PASS: Free duration correctly applied")')
a("}")
a()

a("// TestDailyCap 超过每日封顶费用应封顶")
a("func TestDailyCap(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tcreateVehicle(t, env, "JingD00001", "RFID_CAP", 1)')
a('\t_, _ = env.DoPost("/vehicle/entry", map[string]interface{}{')
a('\t\t"plate_number": "JingD00001", "rfid_tag": "RFID_CAP",')
a('\t\t"parking_lot_id": 1, "parking_space_id": 1, "entry_image": "test.jpg",')
a('\t})')
a('\tentryTime := time.Now().Add(-24 * time.Hour)')
a('\tglobal.GVA_DB.Model(&dao.VehicleRecord{}).Where("plate_number = ?", "JingD00001").Update("entry_time", entryTime)')
a('\texitResp, exitBody := env.DoPost("/vehicle/exit/preview", map[string]interface{}{')
a('\t\t"plate_number": "JingD00001", "rfid_tag": "RFID_CAP",')
a('\t})')
a('\tAssertResponse(t, exitResp, exitBody, http.StatusOK, response.SUCCESS)')
a('\tvar preview struct { Fee float64 '+BT+'json:"fee"'+BT+' }')
a('\tjson.Unmarshal(exitBody, &preview)')
a('\tif preview.Fee > 50.0 {')
a('\t\tt.Fatalf("BUG: Fee exceeds daily cap! Expected <= 50, got %.2f", preview.Fee)')
a('\t}')
a('\tfmt.Printf("PASS: Daily cap applied correctly, fee=%.2f\\n", preview.Fee)')
a("}")
a()

a("// TestNoFeeConfig 无收费配置时默认计费")
a("func TestNoFeeConfig(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tvar normalType dao.VehicleType')
a('\tenv.DB.Where("is_system = ? AND name != ?", true, "临时车").First(&normalType)')
a('\tif normalType.ID == 0 {')
a('\t\tnormalType = dao.VehicleType{Name: "特殊车", Remarks: "无收费配置"}')
a('\t\tenv.DB.Create(&normalType)')
a('\t}')
a('\tenv.DB.Where("vehicle_type_id = ?", normalType.ID).Delete(&dao.FeeConfig{})')
a('\tcreateVehicleWithOwner(t, env, "JingN00001", "RFID_NOFEE", normalType.ID)')
a('\t_, _ = env.DoPost("/vehicle/entry", map[string]interface{}{')
a('\t\t"plate_number": "JingN00001", "rfid_tag": "RFID_NOFEE",')
a('\t\t"parking_lot_id": 1, "parking_space_id": 1, "entry_image": "test.jpg",')
a('\t})')
a('\tentryTime := time.Now().Add(-1 * time.Hour)')
a('\tglobal.GVA_DB.Model(&dao.VehicleRecord{}).Where("plate_number = ?", "JingN00001").Update("entry_time", entryTime)')
a('\texitResp, exitBody := env.DoPost("/vehicle/exit/preview", map[string]interface{}{')
a('\t\t"plate_number": "JingN00001", "rfid_tag": "RFID_NOFEE",')
a('\t})')
a('\tAssertResponse(t, exitResp, exitBody, http.StatusOK, response.SUCCESS)')
a('\tvar preview struct { Fee float64 '+BT+'json:"fee"'+BT+' }')
a('\tjson.Unmarshal(exitBody, &preview)')
a('\tif preview.Fee <= 0 {')
a('\t\tt.Fatalf("BUG: No fee config should use default rate, got fee=%.2f", preview.Fee)')
a('\t}')
a('\tfmt.Printf("PASS: Default fee applied correctly, fee=%.2f\\n", preview.Fee)')
a("}")
a()

a("// TestShortlistByPlateOrRFID 黑白名单按车牌/RFID查询")
a("func TestShortlistByPlateOrRFID(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tcreateVehicle(t, env, "JingS00001", "RFID_FILTER", 1)')
a('\tvar vehicle dao.Vehicle')
a('\tenv.DB.Where("plate_number = ?", "JingS00001").First(&vehicle)')
a('\t_, _ = env.DoPost("/shortlist/createShortlist", dao.Shortlist{')
a('\t\tListType: "黑名单", VehicleId: int(vehicle.ID), ExpirationTime: nil,')
a('\t})')
a()
a('\tresp1, body1 := env.DoPost("/shortlist/queryShortlistList", map[string]interface{}{')
a('\t\t"page": 1, "pageSize": 10, "list_type": "", "plate_number": "JingS00001",')
a('\t})')
a('\tAssertResponse(t, resp1, body1, http.StatusOK, response.SUCCESS)')
a('\tlist1 := ParsePageList(body1)')
a('\tif len(list1) < 1 { t.Fatalf("Expected at least 1 shortlist record by plate number") }')
a('\tfmt.Printf("PASS: Shortlist query by plate number returned %d records\\n", len(list1))')
a()
a('\tresp2, body2 := env.DoPost("/shortlist/queryShortlistList", map[string]interface{}{')
a('\t\t"page": 1, "pageSize": 10, "list_type": "", "rfid_tag": "RFID_FILTER",')
a('\t})')
a('\tAssertResponse(t, resp2, body2, http.StatusOK, response.SUCCESS)')
a('\tlist2 := ParsePageList(body2)')
a('\tif len(list2) < 1 { t.Fatalf("Expected at least 1 shortlist record by RFID") }')
a('\tfmt.Printf("PASS: Shortlist query by RFID returned %d records\\n", len(list2))')
a("}")
a()

a("// TestShortlistUpdate 黑白名单更新")
a("func TestShortlistUpdate(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tcreateVehicle(t, env, "JingU00001", "RFID_UPDATE", 1)')
a('\tvar vehicle dao.Vehicle')
a('\tenv.DB.Where("plate_number = ?", "JingU00001").First(&vehicle)')
a('\t_, _ = env.DoPost("/shortlist/createShortlist", dao.Shortlist{')
a('\t\tListType: "白名单", VehicleId: int(vehicle.ID), ExpirationTime: nil,')
a('\t})')
a('\tqueryResp, queryBody := env.DoGet("/shortlist/queryAllShortlists", nil)')
a('\tAssertResponse(t, queryResp, queryBody, http.StatusOK, response.SUCCESS)')
a('\tvar result struct { Data []map[string]interface{} '+BT+'json:"data"'+BT+' }')
a('\tjson.Unmarshal(queryBody, &result)')
a('\tif len(result.Data) == 0 { t.Fatalf("No shortlist found") }')
a('\tid := int(result.Data[0]["ID"].(float64))')
a('\tupdateResp, updateBody := env.DoPut("/shortlist/updateShortlist", map[string]interface{}{')
a('\t\t"ID": id, "list_type": "黑名单", "vehicle_id": vehicle.ID,')
a('\t\t"expiration_time": time.Now().Add(30*24*time.Hour).Format(time.RFC3339),')
a('\t})')
a('\tAssertResponse(t, updateResp, updateBody, http.StatusOK, response.SUCCESS)')
a('\tupdatedResp, updatedBody := env.DoGet("/shortlist/queryAllShortlists", nil)')
a('\tAssertResponse(t, updatedResp, updatedBody, http.StatusOK, response.SUCCESS)')
a('\tfmt.Println("PASS: Shortlist update successful")')
a("}")
a()

a("// TestShortlistDelete 黑白名单删除")
a("func TestShortlistDelete(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tcreateVehicle(t, env, "JingDel001", "RFID_DELETE", 1)')
a('\tvar vehicle dao.Vehicle')
a('\tenv.DB.Where("plate_number = ?", "JingDel001").First(&vehicle)')
a('\t_, _ = env.DoPost("/shortlist/createShortlist", dao.Shortlist{')
a('\t\tListType: "黑名单", VehicleId: int(vehicle.ID), ExpirationTime: nil,')
a('\t})')
a('\tqueryResp, queryBody := env.DoGet("/shortlist/queryAllShortlists", nil)')
a('\tAssertResponse(t, queryResp, queryBody, http.StatusOK, response.SUCCESS)')
a('\tvar result struct { Data []map[string]interface{} '+BT+'json:"data"'+BT+' }')
a('\tjson.Unmarshal(queryBody, &result)')
a('\tif len(result.Data) == 0 { t.Fatalf("No shortlist found") }')
a('\tid := int(result.Data[0]["ID"].(float64))')
a('\tdeleteResp, deleteBody := env.DoDelete(fmt.Sprintf("/shortlist/deleteShortlist?id=%d", id))')
a('\tAssertResponse(t, deleteResp, deleteBody, http.StatusOK, response.SUCCESS)')
a('\tfmt.Println("PASS: Shortlist delete successful")')
a("}")
a()

a("// TestOwnerVehicleRelationship 车主关联车辆查询")
a("func TestOwnerVehicleRelationship(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\townerResp, ownerBody := env.DoPost("/owner/create", map[string]interface{}{')
a('\t\t"owner_name": "Rel Test Owner", "owner_surname": "REL",')
a('\t\t"owner_phone": "13911111111", "is_vip": false, "vip_expire_time": nil,')
a('\t})')
a('\tAssertResponse(t, ownerResp, ownerBody, http.StatusOK, response.SUCCESS)')
a('\tvar owner dao.Owner')
a('\tenv.DB.Where("owner_phone = ?", "13911111111").First(&owner)')
a('\tcreateVehicleWithOwner(t, env, "JingO00001", "RFID_OWNER", owner.ID)')
a('\townerListResp, ownerListBody := env.DoGet("/owner/list", map[string]string{"page": "1", "page_size": "10"})')
a('\tAssertResponse(t, ownerListResp, ownerListBody, http.StatusOK, response.SUCCESS)')
a('\tlist := ParsePageList(ownerListBody)')
a('\tfound := false')
a('\tfor _, item := range list {')
a('\t\tm, ok := item.(map[string]interface{})')
a('\t\tif !ok { continue }')
a('\t\tif m["owner_phone"] == "13911111111" { found = true; break }')
a('\t}')
a('\tif !found { t.Fatalf("Owner not found in list") }')
a('\tfmt.Println("PASS: Owner-vehicle relationship verified")')
a("}")
a()

a("// TestParkingLotCapacity 停车场容量检查")
a("func TestParkingLotCapacity(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tlotResp, lotBody := env.DoPost("/parking/lot/create", map[string]interface{}{')
a('\t\t"lot_code": "TEST_EMPTY", "lot_name": "Empty Lot",')
a('\t\t"capacity": 0, "description": "Zero capacity test",')
a('\t})')
a('\tAssertResponse(t, lotResp, lotBody, http.StatusOK, response.SUCCESS)')
a('\tcreateVehicle(t, env, "JingC00001", "RFID_FULL", 1)')
a('\t_, entryBody := env.DoPost("/vehicle/entry", map[string]interface{}{')
a('\t\t"plate_number": "JingC00001", "rfid_tag": "RFID_FULL",')
a('\t\t"parking_lot_id": 1, "parking_space_id": 1, "entry_image": "test.jpg",')
a('\t})')
a('\tvar result struct { Code int '+BT+'json:"code"'+BT+'; Msg string '+BT+'json:"msg"'+BT+' }')
a('\tjson.Unmarshal(entryBody, &result)')
a('\tfmt.Printf("INFO: Entry into zero-capacity lot: code=%d msg=%s\\n", result.Code, result.Msg)')
a("}")
a()

a("// TestBoothCRUD 岗亭CRUD")
a("func TestBoothCRUD(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tboothResp, boothBody := env.DoPost("/parking/booth/create", map[string]interface{}{')
a('\t\t"booth_code": "BT001", "booth_name": "Test Booth",')
a('\t\t"parking_lot_id": 1, "description": "Automated test booth",')
a('\t})')
a('\tAssertResponse(t, boothResp, boothBody, http.StatusOK, response.SUCCESS)')
a('\tlistResp, listBody := env.DoGet("/parking/booth/list", map[string]string{"page": "1", "page_size": "10"})')
a('\tAssertResponse(t, listResp, listBody, http.StatusOK, response.SUCCESS)')
a('\tlist := ParsePageList(listBody)')
a('\tif len(list) < 1 { t.Fatalf("Booth list is empty") }')
a('\tfmt.Printf("PASS: Booth CRUD successful, total %d booths\\n", len(list))')
a("}")
a()

a("// TestChannelCRUD 通道CRUD")
a("func TestChannelCRUD(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tchannelResp, channelBody := env.DoPost("/parking/channel/create", map[string]interface{}{')
a('\t\t"channel_code": "CH-IN-TEST", "channel_name": "Test Entrance",')
a('\t\t"direction": "in", "parking_lot_id": 1, "booth_id": 1,')
a('\t\t"allow_temporary": true, "description": "Automated test channel",')
a('\t})')
a('\tAssertResponse(t, channelResp, channelBody, http.StatusOK, response.SUCCESS)')
a('\tlistResp, listBody := env.DoGet("/parking/channel/list", map[string]string{"page": "1", "page_size": "10"})')
a('\tAssertResponse(t, listResp, listBody, http.StatusOK, response.SUCCESS)')
a('\tlist := ParsePageList(listBody)')
a('\tif len(list) < 1 { t.Fatalf("Channel list is empty") }')
a('\tfmt.Printf("PASS: Channel CRUD successful, total %d channels\\n", len(list))')
a("}")
a()

a("// TestDeviceCRUD 设备CRUD")
a("func TestDeviceCRUD(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\tdeviceResp, deviceBody := env.DoPost("/parking/device/create", map[string]interface{}{')
a('\t\t"device_code": "DEV001", "device_name": "Test Device",')
a('\t\t"device_type": "TCP", "connect_type": "tcp", "ip_address": "127.0.0.1",')
a('\t\t"port": 9000, "is_active": true, "parking_lot_id": 1, "channel_id": 1,')
a('\t\t"description": "Automated test device",')
a('\t})')
a('\tAssertResponse(t, deviceResp, deviceBody, http.StatusOK, response.SUCCESS)')
a('\tlistResp, listBody := env.DoGet("/parking/device/list", map[string]string{"page": "1", "page_size": "10"})')
a('\tAssertResponse(t, listResp, listBody, http.StatusOK, response.SUCCESS)')
a('\tlist := ParsePageList(listBody)')
a('\tif len(list) < 1 { t.Fatalf("Device list is empty") }')
a('\tfmt.Printf("PASS: Device CRUD successful, total %d devices\\n", len(list))')
a("}")
a()

a("// TestVehicleTypeCRUD 自定义车辆类型CRUD")
a("func TestVehicleTypeCRUD(t *testing.T) {")
a('\tenv := InitTestEnv(t)')
a('\ttypeResp, typeBody := env.DoPost("/vehicle/type/create", map[string]interface{}{')
a('\t\t"name": "新能源车", "remarks": "测试新能源车辆类型", "is_system": false,')
a('\t})')
a('\tAssertResponse(t, typeResp, typeBody, http.StatusOK, response.SUCCESS)')
a('\tlistResp, listBody := env.DoGet("/vehicle/type/all", nil)')
a('\tAssertResponse(t, listResp, listBody, http.StatusOK, response.SUCCESS)')
a('\tlist := ParsePageList(listBody)')
a('\tif len(list) < 1 { t.Fatalf("Vehicle type list is empty") }')
a('\tfmt.Printf("PASS: Vehicle type CRUD successful, total %d types\\n", len(list))')
a("}")
a()

a("// ===================== Helper functions =====================")
a()
a("func createVehicleWithOwner(t *testing.T, env *TestEnv, plateNumber, rfidTag string, ownerID uint) {")
a('\tt.Helper()')
a('\t_, body := env.DoPost("/vehicle/create", map[string]interface{}{')
a('\t\t"plate_number": plateNumber, "vehicle_type_id": 1,')
a('\t\t"vehicle_brand": "TestBrand", "vehicle_color": "TestColor",')
a('\t\t"rfid_tag": rfidTag, "owner_id": ownerID,')
a('\t})')
a('\tvar result struct { Code int '+BT+'json:"code"'+BT+'; Msg string '+BT+'json:"msg"'+BT+' }')
a('\tjson.Unmarshal(body, &result)')
a('\tif result.Code != response.SUCCESS {')
a('\t\tt.Fatalf("Failed to create vehicle with owner: %s", result.Msg)')
a('\t}')
a("}")

content = '\n'.join(L) + '\n'
with open(path, 'w', encoding='utf-8') as f:
    f.write(content)
print(f"Written {len(content)} bytes to {path}")