refactor: Update FlightNumberPattern regex to handle multiple flight numbers

internal/parsers/schedule_def.go

@@ -14,7 +14,7 @@ const (
 	// CK task: 01)H/Z
 	TaskPattern         = `(?P<task>[A-Z]\/[A-Z])$`
 	WaypointPattern     = `^(SI:)?(?P<arr_time>\d{4}(\(\d{2}[A-Z]{3}\))?)?\/?(?P<airport>[A-Z]{3})\/?(?P<dep_time>\d{4}(\(\d{2}[A-Z]{3}\))?)?$`
-	FlightNumberPattern = `^(?P<number>[0-9A-Z][0-9A-Z]\d{3,5})$`
+	FlightNumberPattern = `^(?P<number>[0-9A-Z][0-9A-Z]\d{3,5}(\/\d+)*)$`
 	RegisterPattern     = `^(?P<reg>B\d{4})$`
 )
 
@@ -236,6 +236,51 @@ var (
 				3: Register,
 			},
 		},
+		{
+			/**
+			* 山东航空 (SC)
+			*(1) SC4717 B3080 CRJ7 ILS I (6) TAO/2350 TSN
+			 */
+			Airlines:      []string{"SC"},
+			MinLen:        9,
+			WaypointStart: 7,
+			Fields: map[int]string{
+				0: Index,
+				1: FlightNumber,
+				2: Register,
+			},
+		},
+		{
+			/**
+			* 西部航空 (PN)
+			*21) PN6237 B6763 ILS I(9) CKG/0000 0220/TSN
+			*23) PN6235 B6763 ILS I(9) CKG/0905 1025/WUH/1100 1225/WNZ
+			 */
+			Airlines:      []string{"PN"},
+			MinLen:        7,
+			WaypointStart: 5,
+			Fields: map[int]string{
+				0: Index,
+				1: FlightNumber,
+				2: Register,
+			},
+		},
+		{
+			/**
+			* 南方航空 (CZ)
+			*
+			*83.     CZ3301/2   B2823 B752 CAN0135 TSN0535 CAN
+			*02.     CZ6973/4   B5239 B737 YIN0235  URC0425 PVG0940 URC1545 YIN
+			 */
+			Airlines:      []string{"CZ"},
+			MinLen:        6,
+			WaypointStart: 4,
+			Fields: map[int]string{
+				0: Index,
+				1: FlightNumber,
+				2: Register,
+			},
+		},
 	}
 )
 

internal/parsers/schedule_parser.go

@@ -143,8 +143,7 @@ func ParseLine(line string) *domain.ScheduleLine {
 					parsed[Date] = true
 					maxParsed = i
 				case FlightNumber:
-					//TODO: Handle multiple flight numbers
-					flightSchedule.FlightNumber = append(flightSchedule.FlightNumber, data[FlightNumber])
+					flightSchedule.FlightNumber = getFlightNumbers(data[FlightNumber])
 					parsed[FlightNumber] = true
 					maxParsed = i
 				case Register:
@@ -205,3 +204,30 @@ func parseWaypoints(points []string) []domain.WayPoint {
 	// log.Debugf("Found %d waypoints", len(waypoints))
 	return waypoints
 }
+
+/**
+* 	CZ6794/79
+*	CZ3301/2
+*  	CA1371/1372/1527
+ */
+func getFlightNumbers(data string) []string {
+	// matchNumbers := extract(data, FlightNumberExpression)
+	// numbers := matchNumbers[FlightNumber]
+	// if numbers == "" {
+	// 	return nil
+	// }
+	if strings.Contains(data, "/") {
+		data := strings.Split(data, "/")
+		baseNumber := data[0]
+		baseLength := len(baseNumber)
+		flightNumbers := append([]string{}, baseNumber)
+		for _, number := range data[1:] {
+			length := len(number)
+			flightNumber := baseNumber[:baseLength-length] + number
+			flightNumbers = append(flightNumbers, flightNumber)
+		}
+		return flightNumbers
+	} else {
+		return []string{data}
+	}
+}

internal/parsers/schedule_parser_test.go

@@ -113,6 +113,29 @@ var _ = Describe("Schedule Parser", func() {
 				Expect(data[FlightNumber]).To(Equal("9C8812"))
 			})
 		})
+
+		Context("CA1371/1372/1527", func() {
+			It("3 number : CA1371 CA1372 CA1527", func() {
+				message := "CA1371/1372/1527"
+				data := getFlightNumbers(message)
+				Expect(data).NotTo(BeNil())
+				Expect(data).To(HaveLen(3))
+				Expect(data).To(ContainElement("CA1371"))
+				Expect(data).To(ContainElement("CA1372"))
+				Expect(data).To(ContainElement("CA1527"))
+			})
+		})
+
+		Context("CZ3301/2", func() {
+			It("2 number : CZ3301 CZ3302", func() {
+				message := "CZ3301/2"
+				data := getFlightNumbers(message)
+				Expect(data).NotTo(BeNil())
+				Expect(data).To(HaveLen(2))
+				Expect(data).To(ContainElement("CZ3301"))
+				Expect(data).To(ContainElement("CZ3302"))
+			})
+		})
 	})
 
 	Describe("Schedule Date Parser", func() {
@@ -465,4 +488,22 @@ var _ = Describe("Parse Line with PreDef", func() {
 		})
 	})
 
+	Context("SC", func() {
+		It("(1) SC4717 B3080 CRJ7 ILS I (6) TAO/2350 TSN", func() {
+			lineText := "(1) SC4717 B3080 CRJ7 ILS I (6) TAO/2350 TSN"
+			def := FindDef("SC")
+			Expect(def).NotTo(BeNil())
+			schedule := ParseWithDef(lineText, def)
+			Expect(schedule).NotTo(BeNil())
+			Expect(schedule.Index).To(Equal("(1)"))
+			Expect(len(schedule.FlightNumber)).To(Equal(1))
+			Expect(schedule.FlightNumber[0]).To(Equal("SC4717"))
+			Expect(schedule.AircraftReg).To(Equal("B3080"))
+			Expect(len(schedule.Waypoints)).To(Equal(2))
+			Expect(schedule.Waypoints[0].Airport).To(Equal("TAO"))
+			Expect(schedule.Waypoints[0].DepartureTime).To(Equal("2350"))
+			Expect(schedule.Waypoints[1].Airport).To(Equal("TSN"))
+		})
+	})
+
 })