func main() {
// Read API auth options
var options uber.RequestOptions
fileContents, err := ioutil.ReadFile("./uber-client/options.json")
if err != nil {
log.Fatal(err)
}
if e := json.Unmarshal(fileContents, &options); e != nil {
log.Fatal(err)
}
// Create a Client for executing API operations
client := uber.Create(&options)
// Retrieve products based on lat/long coords
pl := &uber.Products{}
pl.Latitude = WhiteHouseLat
pl.Longitude = WhiteHouseLong
if e := client.Get(pl); e != nil {
log.Fatal(e)
}
fmt.Println("Here are the Uber options available for your area: \n")
for _, product := range pl.Products {
fmt.Println(product.DisplayName + ": " + product.Description)
}
// Retrieve price estimates based on start and end lat/long coords
pe := &uber.PriceEstimates{}
pe.StartLatitude = WhiteHouseLat
pe.StartLongitude = WhiteHouseLong
pe.EndLatitude = USCapitolLat
pe.EndLongitude = USCapitolLong
if e := client.Get(pe); e != nil {
log.Fatal(e)
}
fmt.Println("\nHere are the Uber price estimates from The White House to the United States Capitol: \n")
for _, price := range pe.Prices {
fmt.Println(price.DisplayName + ": " + price.Estimate + "; Surge: " + strconv.FormatFloat(price.SurgeMultiplier, 'f', 2, 32))
}
// Retrieve ETA estimates based on start lat/long coords
te := &uber.TimeEstimates{}
te.StartLatitude = WhiteHouseLat
te.StartLongitude = WhiteHouseLong
if e := client.Get(te); e != nil {
log.Fatal(e)
}
fmt.Println("\nHere are the Uber ETA estimates if leaving from The White House: \n")
for n, eta := range te.Times {
fmt.Println(eta.DisplayName + ": " + strconv.Itoa(eta.Estimate/60))
if n == len(te.Times)-1 {
fmt.Print("\n")
}
}
}
//
// Uber
//
func GetUberClient() *uber.Client {
uber_options := uber.RequestOptions{
ServerToken: "wvL_d5XSDnAARmPuSj9hGVYsjgSr91zoO0KFYCg6",
ClientId: "WO12XDLKoKlKeHJIMw_oNvpqOm30lteG",
ClientSecret: "NdktLcJcLmgVGo6-rcYFkFrvFYWAcIKgnBfixoIc",
AppName: "PujaAssignment",
}
return uber.Create(&uber_options)
}
func PutTrip(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
//ac:= p.ByName("id")
ac := p[0].Value
var dbresult UserPostResponse
var finalresponse UserPutResponse
var r1 ResponsefromDB
var r2 ResponsefromDB
sessionss := getSession()
er := sessionss.DB("trip-planner").C("trip").Find(bson.M{"id": ac}).One(&dbresult)
if er != nil {
panic(er)
} else {
var ids int
if currentPos == 0 {
ids, err := strconv.Atoi(dbresult.StartingPositionid)
if err != nil {
// handle error
fmt.Println(err)
}
fmt.Println(ids)
fmt.Println(reflect.TypeOf(ids))
} else {
ids, err := strconv.Atoi(dbresult.BestrouteIds[currentPos-1])
if err != nil {
// handle error
fmt.Println(err)
}
fmt.Println(ids)
}
err := sessionss.DB("trip-planner").C("locations").Find(bson.M{"id": ids}).One(&r1)
if err != nil {
fmt.Println("Here is the error2")
log.Println(err.Error())
panic(err)
}
ids, err = strconv.Atoi(dbresult.BestrouteIds[currentPos])
if err != nil {
// handle error
fmt.Println(err)
}
newsesss := getSession()
err = newsesss.DB("trip-planner").C("locations").Find(bson.M{"id": ids}).One(&r2)
if err != nil {
panic(err)
}
}
finalresponse.ID = strconv.Itoa(otherint)
finalresponse.BestRouteLocationIds = dbresult.BestrouteIds
finalresponse.StartingFromLocationID = dbresult.StartingPositionid
finalresponse.TotalUberCost = dbresult.Totalcost
finalresponse.TotalUberDuration = dbresult.Totalduration
if finalresponse.Status != "completed" {
if finalresponse.Status == "planning" && len(finalresponse.NextDestinationLocationID) == 0 {
finalresponse.Status = "requesting"
finalresponse.NextDestinationLocationID = finalresponse.BestRouteLocationIds[0]
} else if finalresponse.StartingFromLocationID == finalresponse.NextDestinationLocationID {
finalresponse.Status = "completed"
} else {
finalresponse.Status = "requesting"
finalresponse.NextDestinationLocationID = dbresult.BestrouteIds[currentPos]
}
}
var options uber.RequestOptions
options.ServerToken = "uiiQ8zd9D4GHSDdsmT_mzIw7DXS67enDl5tXuc-p"
options.ClientId = "c6jVXK_x-UXgKRsNUdyDb2omyFjVyKPy"
options.ClientSecret = "vVksauQ2gWAVFxlYDi4GDi65J_f-zVxmVFqibMyA"
options.AppName = "Golang Application"
options.BaseUrl = "https://sandbox-api.uber.com/v1/"
client := uber.Create(&options)
pl := &uber.Products{}
pl.Latitude = r1.Coordinate.Lat
pl.Longitude = r1.Coordinate.Lng
if e := client.Get(pl); e != nil {
fmt.Println(e)
}
var productid string
i := 0
for _, product := range pl.Products {
if i == 0 {
productid = product.ProductId
}
}
var ride RideReq
ride.StartLatitude = strconv.FormatFloat(r1.Coordinate.Lat, 'f', 6, 64)
ride.StartLongitude = strconv.FormatFloat(r1.Coordinate.Lng, 'f', 6, 64)
ride.EndLatitude = strconv.FormatFloat(r2.Coordinate.Lat, 'f', 6, 64)
ride.EndLongitude = strconv.FormatFloat(r2.Coordinate.Lng, 'f', 6, 64)
ride.ProductID = productid
ridejson, _ := json.Marshal(ride)
url := "https://sandbox-api.uber.com/v1/requests"
requ, err := http.NewRequest("POST", url, bytes.NewBuffer(ridejson))
if err != nil {
panic(err)
}
requ.Header.Set("Authorization", "Bearer eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJzY29wZXMiOlsicHJvZmlsZSIsInJlcXVlc3QiLCJyZXF1ZXN0X3JlY2VpcHQiLCJoaXN0b3J5X2xpdGUiXSwic3ViIjoiZDdjY2JjYmMtZmU0MS00NTYwLThiNTQtN2QxY2E0Y2MzOGZkIiwiaXNzIjoidWJlci11czEiLCJqdGkiOiIwYjk3MThlMi0yOGViLTQ4YjctODc4MS0xM2ZiYWI2NDU5ZGUiLCJleHAiOjE0NTA3NjUwNDIsImlhdCI6MTQ0ODE3MzA0MiwidWFjdCI6ImdjcHJ1SHBlcmsxcm9ObWNJcUc5MDh5OTloYW1aZiIsIm5iZiI6MTQ0ODE3Mjk1MiwiYXVkIjoiYzZqVlhLX3gtVVhnS1JzTlVkeURiMm9teUZqVnlLUHkifQ.iu0wdQ-xEhu3uxNkFFz1N2vEVA1f-bil7_UzSMdkP8mBh-Ao4r3lGRrOCGiYg9fZuHjxNI8_ijpa8V-iJtD3lfkLZ1y-9uNSNLUcbJBGYQyNo3ucJ3BqIXVx6XIEw7AYP72kz9n5kjIEszYNG25yIF4-I2cYtgWxZrt_nv1_dCkdMVtRQ7WrAZFOkjv45tPH1yLYyuH8x56kZ5wEvrHkZKaLgzsgI9-UOBpy9dhaYuHDVqqbltz94N8wdw_RMGaUc4xKAsX2nSAMrnh-QGHl3L9c0ZzjAtgGPZ1RgweDdfrSc4vPUbI72HQLarwuVyhIcJ5LE7ArT0mHM_ZtS7ZDrA")
requ.Header.Set("Content-Type", "application/json")
outdata, err := ioutil.ReadAll(requ.Body)
var abc Responsefromoauth
err = json.Unmarshal(outdata, &abc)
finalresponse.UberWaitTimeEta = abc.Eta
updatejson, err := json.Marshal(finalresponse)
if err != nil {
fmt.Println("Error")
return
}
otherint = otherint + 1
currentPos = currentPos + 1
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(201)
fmt.Fprintf(w, "%s", updatejson)
}
func PlanTrip(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
decoder := json.NewDecoder(r.Body)
var u UserPostRequest
err := decoder.Decode(&u)
if err != nil {
log.Println(err.Error())
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
fmt.Println(u.StartingPositionid)
var options uber.RequestOptions
options.ServerToken = "uiiQ8zd9D4GHSDdsmT_mzIw7DXS67enDl5tXuc-p"
options.ClientId = "c6jVXK_x-UXgKRsNUdyDb2omyFjVyKPy"
options.ClientSecret = "vVksauQ2gWAVFxlYDi4GDi65J_f-zVxmVFqibMyA"
options.AppName = "Golang Application"
options.BaseUrl = "https://sandbox-api.uber.com/v1/"
client := uber.Create(&options)
startingidstring, error := strconv.Atoi(u.StartingPositionid)
if error != nil {
panic(error)
}
var updatedmsg Response
sess := getSession()
er := sess.DB("trip-planner").C("locations").Find(bson.M{"id": startingidstring}).One(&updatedmsg)
if er != nil {
panic(er)
}
index := 0
totalprice := 0
totaldistance := 0.0
totalduration := 0
bestroute := make([]int, len(u.OtherPositionids))
m := make(map[int]string)
for _, ids := range u.OtherPositionids {
otherids, err1 := strconv.Atoi(ids)
if err1 != nil {
panic(err1)
}
var otherlocid ResponsefromDB
session := getSession()
er = session.DB("trip-planner").C("locations").Find(bson.M{"id": otherids}).One(&otherlocid)
if er != nil {
panic(er)
}
x := &uber.PriceEstimates{}
x.StartLatitude = updatedmsg.Coordinate.Lat
x.StartLongitude = updatedmsg.Coordinate.Lng
x.EndLatitude = otherlocid.Coordinate.Lat
x.EndLongitude = otherlocid.Coordinate.Lng
if e := client.Get(x); e != nil {
fmt.Println(e)
}
totaldistance = totaldistance + x.Prices[0].Distance
totalduration = totalduration + x.Prices[0].Duration
totalprice = totalprice + x.Prices[0].LowEstimate
bestroute[index] = x.Prices[0].LowEstimate
m[x.Prices[0].LowEstimate] = ids
index = index + 1
}
sort.Ints(bestroute)
var postuber UserPostResponse
tripID = tripID + 1
postuber.Id = strconv.Itoa(tripID)
postuber.Distance = totaldistance
postuber.Totalcost = totalprice
postuber.Totalduration = totalduration
postuber.Status = "Planning"
postuber.StartingPositionid = strconv.Itoa(startingidstring)
postuber.BestrouteIds = make([]string, len(u.OtherPositionids))
index = 0
for _, ind := range bestroute {
postuber.BestrouteIds[index] = m[ind]
index = index + 1
}
sessions := getSession()
collection := sessions.DB("trip-planner").C("trip")
e := collection.Insert(postuber)
if e != nil {
panic(e)
}
js, err := json.Marshal(postuber)
if err != nil {
fmt.Println("Error")
return
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(201)
fmt.Fprintf(w, "%s", js)
}
func (uc UserController) createpost(rw http.ResponseWriter, req *http.Request, _ httprouter.Params) {
body, err := ioutil.ReadAll(req.Body)
u := UberPOSTRequest{}
users := UberApiResponse{}
err = json.Unmarshal(body, &u)
if err != nil {
fmt.Println("error is", err)
}
//PERM LOGIC
var in []string
in = u.Location_ids
l := permutations(in)
fmt.Println("\n", l)
fmt.Println("len is", len(l))
StartResult := UserLocation{}
EndResult := UserLocation{}
var count int
count = len(l)
FinalCostArray := make([]int, count)
FinalDurationArray := make([]int, count)
FinalDistanceArray := make([]float64, count)
var minimum int
var value int
var BestRoute int
for k := 0; k < len(l); k++ {
var CostUber int
CostUber = 0
var DurationUber int
DurationUber = 0
var DistanceUber float64
DistanceUber = 0
StartingLocid := u.Starting_from_location_id
for m := 0; m < len(in)+1; m++ {
oid := bson.ObjectIdHex(StartingLocid)
uc.session.DB("mongodatabase").C("CMPE273").FindId(oid).One(&StartResult)
var EndLocationId string
if m < len(in) {
EndLocationId = l[k][m]
}
if m == len(in) {
EndLocationId = StartingLocid
}
endoid := bson.ObjectIdHex(EndLocationId)
uc.session.DB("mongodatabase").C("CMPE273").FindId(endoid).One(&EndResult) // if err != nil {
fmt.Println("long is", EndResult.Coordinate.Longitude)
fmt.Println("lat is", EndResult.Coordinate.Latitude)
var StartLat float64
var StartLong float64
var EndLat float64
var EndLong float64
StartLat = StartResult.Coordinate.Latitude
StartLong = StartResult.Coordinate.Longitude
EndLat = EndResult.Coordinate.Latitude
EndLong = EndResult.Coordinate.Longitude
fmt.Println("welcome to uber")
options1 := uber.RequestOptions{
ServerToken: "GyJ-Y_iqijuAFgEd5rQBN0XV9Ojy6ybKWgvET6jd",
ClientId: "VS8-KN-nVJ4jWyDEYdBQnZU-muBpHicd",
ClientSecret: "aK9O5H02Uuq6n34x74SJaM6QgMy7UAkIJqzjMeRd",
AppName: "mongodatabaseDeepa",
}
client := uber.Create(&options1)
pe := &uber.PriceEstimates{}
pe.StartLatitude = StartLat
pe.StartLongitude = StartLong
pe.EndLatitude = EndLat
pe.EndLongitude = EndLong
if e := client.Get(pe); e != nil {
log.Fatal(e)
}
var PriceUber int
PriceUber = 0
var DisUber float64
DisUber = 0
var DurUber int
DurUber = 0
fmt.Println("\nHere are the Uber price estimates: \n")
for _, price := range pe.Prices {
if price.DisplayName == "uberX" {
PriceUber = price.LowEstimate
DurUber = price.Duration
DisUber = price.Distance
fmt.Println(price.DisplayName + ": " + strconv.Itoa(price.LowEstimate))
}
}
CostUber = CostUber + PriceUber
DurationUber = DurationUber + DurUber
DistanceUber = DistanceUber + DisUber
if m < len(in) {
StartingLocid = l[k][m]
fmt.Println("swapped start loc id is ****************", StartingLocid)
}
fmt.Println("Cost uber is", CostUber)
} //inner loop ends here
FinalCostArray[k] = CostUber
FinalDurationArray[k] = DurationUber
FinalDistanceArray[k] = DistanceUber //float 64 to int
}
fmt.Println("final cost array contains", FinalCostArray)
fmt.Println("final duration array contains", FinalDurationArray)
fmt.Println("final distance array contains", FinalDistanceArray)
minimum = FinalCostArray[0]
fmt.Println("minimum value us", minimum)
fmt.Println("len is", len(FinalCostArray))
for i := 1; i < len(FinalCostArray); i++ {
fmt.Println("i is", i)
if value > FinalCostArray[i] {
value = FinalCostArray[i]
fmt.Println("value is ", value)
minimum = value
BestRoute = i
fmt.Println("minimum value inside if loop is", minimum)
}
}
fmt.Println("total uber cost is", minimum)
fmt.Println("minimum is on location", BestRoute)
fmt.Println("best location", l[BestRoute])
fmt.Println("best location distance", FinalDistanceArray[BestRoute])
fmt.Println("best location duration", FinalDurationArray[BestRoute])
users.Id = bson.NewObjectId()
users.Status = "planning"
users.Starting_from_location_id = u.Starting_from_location_id
users.Best_route_location_ids = l[BestRoute]
users.Total_uber_costs = FinalCostArray[BestRoute]
users.Total_uber_duration = FinalDurationArray[BestRoute]
users.Total_distance = FinalDistanceArray[BestRoute]
//Write the user to mongolab
uc.session.DB("mongodatabase").C("CMPE273Assignment3").Insert(users)
// Marshal provided interface into JSON structure
uj, _ := json.Marshal(users)
rw.Header().Set("Content-Type", "application/json")
rw.WriteHeader(201)
fmt.Fprintf(rw, "%s", uj)
}