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Add example 3 and improve docs (#16)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| // This example iterates over PriceGraph offers concurrently and prints only | ||
| // those whose price is cheaper than the low price of the offer. | ||
| // This example is the same as Example 2, but it sends requests concurrently. | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "log" | ||
| "os" | ||
| "sync" | ||
| "time" | ||
|
|
||
| "github.com/krisukox/google-flights-api/flights" | ||
| "golang.org/x/text/currency" | ||
| "golang.org/x/text/language" | ||
| ) | ||
|
|
||
| func getCheapOffersConcurrent( | ||
| rangeStartDate, rangeEndDate time.Time, | ||
| tripLength int, | ||
| srcCities, dstCities []string, | ||
| lang language.Tag, | ||
| ) { | ||
| logger := log.New(os.Stdout, "", 0) | ||
| session := flights.New() | ||
|
|
||
| args := flights.Args{ | ||
| Adults: 1, | ||
| Currency: currency.USD, | ||
| Stops: flights.AnyStops, | ||
| Class: flights.Economy, | ||
| TripType: flights.RoundTrip, | ||
| Lang: lang, | ||
| } | ||
|
|
||
| priceGraphOffers, err := session.GetPriceGraph( | ||
| flights.PriceGraphArgs{ | ||
| RangeStartDate: rangeStartDate, | ||
| RangeEndDate: rangeEndDate, | ||
| TripLength: tripLength, | ||
| SrcCities: srcCities, | ||
| DstCities: dstCities, | ||
| Args: args, | ||
| }, | ||
| ) | ||
| if err != nil { | ||
| logger.Fatal(err) | ||
| } | ||
|
|
||
| var wg sync.WaitGroup | ||
| wg.Add(len(priceGraphOffers)) | ||
|
|
||
| for _, priceGraphOffer := range priceGraphOffers { | ||
| go func(offer flights.Offer) { | ||
| defer wg.Done() | ||
| offers, _, err := session.GetOffers( | ||
| flights.OffersArgs{ | ||
| Date: offer.StartDate, | ||
| ReturnDate: offer.ReturnDate, | ||
| SrcCities: srcCities, | ||
| DstCities: dstCities, | ||
| Args: args, | ||
| }, | ||
| ) | ||
| if err != nil { | ||
| logger.Fatal(err) | ||
| } | ||
|
|
||
| var bestOffer flights.FullOffer | ||
| for _, o := range offers { | ||
| if bestOffer.Price == 0 || o.Price < bestOffer.Price { | ||
| bestOffer = o | ||
| } | ||
| } | ||
|
|
||
| _, priceRange, err := session.GetOffers( | ||
| flights.OffersArgs{ | ||
| Date: bestOffer.StartDate, | ||
| ReturnDate: bestOffer.ReturnDate, | ||
| SrcAirports: []string{bestOffer.SrcAirportCode}, | ||
| DstAirports: []string{bestOffer.DstAirportCode}, | ||
| Args: args, | ||
| }, | ||
| ) | ||
| if err != nil { | ||
| logger.Fatal(err) | ||
| } | ||
| if priceRange == nil { | ||
| logger.Fatal("missing priceRange") | ||
| } | ||
|
|
||
| if bestOffer.Price < priceRange.Low { | ||
| url, err := session.SerializeURL( | ||
| flights.URLArgs{ | ||
| Date: bestOffer.StartDate, | ||
| ReturnDate: bestOffer.ReturnDate, | ||
| SrcAirports: []string{bestOffer.SrcAirportCode}, | ||
| DstAirports: []string{bestOffer.DstAirportCode}, | ||
| Args: args, | ||
| }, | ||
| ) | ||
| if err != nil { | ||
| logger.Fatal(err) | ||
| } | ||
| logger.Printf("%s %s\n", bestOffer.StartDate, bestOffer.ReturnDate) | ||
| logger.Printf("price %d\n", int(bestOffer.Price)) | ||
| logger.Println(url) | ||
| } | ||
| }(priceGraphOffer) | ||
| } | ||
| wg.Wait() | ||
| } | ||
|
|
||
| func main() { | ||
| t := time.Now() | ||
|
|
||
| getCheapOffersConcurrent( | ||
| time.Now().AddDate(0, 0, 60), | ||
| time.Now().AddDate(0, 0, 90), | ||
| 7, | ||
| []string{"Mia", "Orlando"}, | ||
| []string{"New York", "Philadelphia", "Washington"}, | ||
| language.English, | ||
| ) | ||
|
|
||
| fmt.Println(time.Since(t)) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| package flights_test | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "log" | ||
| "time" | ||
|
|
||
| "github.com/krisukox/google-flights-api/flights" | ||
| "golang.org/x/text/currency" | ||
| "golang.org/x/text/language" | ||
| ) | ||
|
|
||
| func ExampleSession_GetPriceGraph() { | ||
| session := flights.New() | ||
|
|
||
| offers, err := session.GetPriceGraph( | ||
| flights.PriceGraphArgs{ | ||
| RangeStartDate: time.Now().AddDate(0, 0, 30), | ||
| RangeEndDate: time.Now().AddDate(0, 0, 60), | ||
| TripLength: 7, | ||
| SrcCities: []string{"San Francisco"}, | ||
| DstCities: []string{"New York"}, | ||
| Args: flights.ArgsDefault(), | ||
| }, | ||
| ) | ||
| if err != nil { | ||
| log.Fatal(err) | ||
| } | ||
| fmt.Println(offers) | ||
| } | ||
|
|
||
| func ExampleSession_SerializeURL() { | ||
| session := flights.New() | ||
|
|
||
| url, err := session.SerializeURL( | ||
| flights.URLArgs{ | ||
| Date: time.Now().AddDate(0, 0, 30), | ||
| ReturnDate: time.Now().AddDate(0, 0, 37), | ||
| SrcCities: []string{"San Diego"}, | ||
| SrcAirports: []string{"LAX"}, | ||
| DstCities: []string{"New York", "Philadelphia"}, | ||
| Args: flights.ArgsDefault(), | ||
| }, | ||
| ) | ||
| if err != nil { | ||
| log.Fatal(err) | ||
| } | ||
| fmt.Println(url) | ||
| } | ||
|
|
||
| func ExampleSession_GetOffers() { | ||
| session := flights.New() | ||
|
|
||
| offers, priceRange, err := session.GetOffers( | ||
| flights.OffersArgs{ | ||
| Date: time.Now().AddDate(0, 0, 30), | ||
| ReturnDate: time.Now().AddDate(0, 0, 37), | ||
| SrcCities: []string{"Madrid"}, | ||
| DstCities: []string{"Estocolmo"}, | ||
| Args: flights.Args{ | ||
| Adults: 2, | ||
| Currency: currency.EUR, | ||
| Stops: flights.Stop1, | ||
| Class: flights.Economy, | ||
| TripType: flights.RoundTrip, | ||
| Lang: language.Spanish, | ||
| }, | ||
| }, | ||
| ) | ||
| if err != nil { | ||
| log.Fatal(err) | ||
| } | ||
|
|
||
| if priceRange != nil { | ||
| fmt.Printf("High price %d\n", int(priceRange.High)) | ||
| fmt.Printf("Low price %d\n", int(priceRange.Low)) | ||
| } | ||
| fmt.Println(offers) | ||
| } | ||
|
|
||
| func ExampleSession_AbbrCity() { | ||
| session := flights.New() | ||
|
|
||
| city, err := session.AbbrCity("New York", language.English) | ||
| if err != nil { | ||
| log.Fatal(err) | ||
| } | ||
| fmt.Println(city) | ||
| } |
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