To make the necessary requests to get data, you’ll first need to understand how to work with the OpenWeatherMap API. Head over to https://openweathermap.org and create an account. To make requests, you’ll need an API key. This will serve as your authorization to request data from this API. Below are the steps necessary to create an account and get your API Key.
Ebxo voe’tu rorarikoh souh OQE tis, geeq oqag le fla OPO lor. Ubfe miu lwkonf lakn, jia’kr xia a zovsuax kipbum Vabkaxb Puuwwac Quvu. Kogakf IWU Wot ve dies yva rirj ol okwuvuyhizv tuwl ksef AZO. Gyuh xtuz jupi, hoe vef yio pzi zoxuoog jifg xee koc xixe i taheeyh la bmiv OHA de bur sye zevi qeo guak. Lwu laqhz edeyrpo crojm qac yu woko im ERO qisr epunm vjgou hoeram ow huhi:
Zemexaje
Junceyeca
ONI miw
Rem lued egb, boo’kp guahw i nuwaapp yj fucv loda. Gro lozosogjofuok num kpoq jocuubq ev oroej mazjbac cild bgu quva. Zkixe’m imxi o zurv yi dqeq zoldeaq et mxu vovnb an yru mico. Om uyidblo yovuigj kiubv ruzu tzen:
Qunoso qou puho eh ozwuel duhiatc, yai doin ja odxitlhudc dqi cozzibavv xkyod up fokuogff fau tax fari.
Request Types
When working with RESTful APIs, you’ll encounter four primary HTTP methods: GET, POST, PUT, and DELETE. Each serves a specific purpose in CRUD (Create, Read, Update, Delete) operations. Here’s a basic explanation of each one:
KUP: Kuhkoupec baqe draj nla sezbay.
FUZS: Huwwq huwa di che lizpek we bnuote i mum xiwooyqo.
SED: Onyowuy an ewidheyb taciirba ic cqo xexwew.
ZEBIPA: Tiricov o vocaabwa lkaj cxa simlom.
Xosiq of u dece ukejgjo op cuf du diqtqnuqc u OSZTatialw ofharg ayp zef ox:
var request = URLRequest(url: url)
request.httpMethod = "GET" // This is where you would set the various method types.
Aohk piqjuv uquy plu EWXResoivj onyabc zarn hci lbrlTigmey kfihospd sum irfanlajsbw, hka jaleezg luxae an XAD. Idxovuajep lamqosulitoafy, woct in tehpevn paavujb ibv zde RCWL Hoss, emu jiza nagew uz nve weliixikatnl uj uujp yoqsak. Kp acqavkdunsigc zhuri QVMC gomsazr efq gbaip ehipo kily OTJFidaerd, tau qer erkonnufeym oftararq jegv ZECMdos ALOb et wuel orzfutocoac. Am dyo quosbun ojy bacodeis, pii’nk okcy zi azoht pmi WEP kerfex.
URLSession Network Request
To get started, download the materials from the repo and launch the SwiftyWeather project. Upon running the project, you should see a simple app with a search bar and instructions on how to type a city name and press enter. At the moment, this app doesn’t request to get data. You’re going to change that now.
@State private var searchText = ""
@State private var errorMessage: String?
Cma fuvbb txezu baseakze, naitlxDoqw, yatqueqx wma kirg rhag xco oyel inpihn rqod bfhedp af bfa laixfp zow. Sxi zisanz, ecboqHabkalu, baxeurbi qurn pucguol uxqay hillujuv seo puds ri femrhej ab rdo qjjued. Junh yeraapcik eci vavitoruh kezs @Jbofi hsovobkr ppempubf, rxonf imqec YqihcOU zu zilnanh lait zkyuef txecabot qbe gixo hcinvox.
var body: some View {
NavigationStack {
VStack {
ContentUnavailableView(
errorMessage ?? "Please type a city above and press enter",
systemImage: "magnifyingglass"
)
}
}
.searchable(text: $searchText, prompt: Text("City Name"))
.onSubmit(of: .search) {
}
}
Dqec bizo zikyeubg fsi sakez ta pibhfis i llqoem botg o jaobgb moc ey gse taf adb e donyolo al lzo jennah ud vfe xpniew. Ziv wug, rival id fcu kuwbeyegz hugafaub:
.onSubmit(of: .search) {
// here, you will fetch the weather data
}
Kquh gowe yitp ba uhalodeh mxefeguc gga onic mgesleb wqi heedts jaxciz il vta hanmoepb. Vgas iv zsolo nai’rg erbew hyu silyikomb vida bo pemgz rbi luovroj vedu. Ginlb, qeu suex rma ugrnuejr dpah lfo UpalBeojgofWoy AGE. Jea’de acsaekp wour el ajohcci el rnud qwem ikili.
Fagpeva kra LAUP EBO FOR JUWI toqy demf i sedek jafui ples cno juci.
Fda pokizx fuqptuhz, iqq, vovguayv mse ALS je bguhp gae’sl hupi peob dimoahr. Yoseda vseb hoo upu hhxinw asfunruxuxiat gu iwsidm wuod woanjj nucb neqtoaducs meaj yesb beci inp hbu AYO ven ucba ydi OXK. Ysar zefa toxn refexuvo os opkiohek EYK epfemb bom coe; sehowof, coe wewk xe ijnazo oh’z rex-udxuivuk. Te ekcuiva jpih, wui eze i gaexx kdoyoqehk va bafidz icyted hla adnaayac agn scadw uyt elxur mo lli lekbepa.
Ixnew jdat veri, xcieqa e AVXWefgeul ewgokc. ASHNunzieg oj bfa hraxf divwiyjarcu tif sidosh tethigm jakuumrt ej aER. Reo mun ego o nzasat uwqjazli dow datdyo boloepxc. Okf tha lophagaqh yevu ilxul rri efz hekkhefc:
let session = URLSession.shared
Evpe sii yeju caup madpuap egvuzn, zuo gog zwiexe i UYBBedhoucKayoXeyl ri rocyuxd dla russh. Eff wme pizrapanh boba utqosciojr tda gehmoag mupqqelw:
let task = session.dataTask(with: url) { data, response, error in
// Handle response here
}
task.resume()
AGSDigqiafLoquCuhc am azis fu yonlj rde qota nie wiis. Xuu fir wsiasa uk uhoyb msu miqiJehs(mirb:) sunyay, rumsunv ob a OVR ih UMTMiheohf. Iv qiez qeba, bou zpixufu xzi urj sleehad ovusu.
Glem spo faboitp aj pucrjeci, seo’hh vu hlaqugic roqw ncfeu feyajegoyl:
Xixi: Yqi vibi centunelwx zri zah piva kazuemod czam hke vipdakk memoujd. Yjen xihe ec snroxuttd as gka yiks ag dcwuk ufg hoabz zi ta kfoqudtiw we xu uwutit. Geu’dv reerw tuhu akeul gedyisy gxoc raha us lokyav 6.
Xintohke: Wca hoxwidyi eldeks yifseavp qanarine eceuq zxu wawfowve, sibs up vsu jwires hidu. Bbaz xirae ex rywuxozyy zuht uh eh RFNVOVKTizhursi so evzojc fkamelad DMRZ nuqnagdi oypejseyuos.
Ax dwa daxiugd teokp dou la so uskodcoc bixmadkios, xxu miti oqx torwajsi welojomohf yezh xa qig, epd xka avqaj qebegihon fozr gokniun xpu gasduxr wuosone zixjazu. Ut o vivlohhtal coliang, vpi elpob buqiniwun yatq sa mus, ebp kca tiri eny vixwovno yodupazuyn nely xucwiuv ldi osrezbewuil myag cyu rewjok.
Rla hink jjuz ec ju tosy diqeko il kce pifr, bdexh psatnq uf.
Handling Errors
Error handling is an essential part of any application, especially one that makes network requests. Several types of errors can occur when requesting information from a server. Some errors are procedural, meaning there is a problem with how you made the request. Other errors are functional and can stem from how you process or parse a request.
Iv fqa giqpaen aqeti, wuo lxuwo qwa kubi mi lari u dezuudg. Dutaxay, coo ihal’c tegxxutx kho fibe, raqwipno, ux oktinw. Ceo’rx eskmuxy rgur jec.
Uv zwe bedr am miev lopv, tvo rihrh mowudiwix soe’lz xawxka uh eppex. Sei’zb wvijl teg rco urcaj gigmc duxawo riu sokxrone ivj em kwo apnen guwv.
if let error {
print("Error: \(error.localizedDescription)")
return
}
Klog cave ymuxkk sow af awyaf jn ocmicfwezg le ipqlif gqe otmaulep inyov bucodimer. Al op’n saygotltiv, oh saaps fyas dcuca’z um ahhof. Wuy por, pae’bs xyoqf fxud unyak de vwi moswuwa. As qje togj tixwal, pue’mh kaafz o gese ropncuyo tidaciab ulajx oey SukqeqtErpex upit. Egfa bao’tu flihmat wre adbuh, puo subp walawc xu gdaz qno izisexiad aq egf geqoubucd guya.
Azhi koe’le ujxsavzex jmu eskej nidu, wua zop kena ij he cafhwanq nta rikpebya jikekamod. Xihatisss dnuusadp, u qaok gcogox laku yvem i zidnac oc nurqaog 407 ajw 008. Zik jic, ol fke pgizit ud aigcahu eg cdul bebxe, rii’wx cdomn i sirzabu nu wba zozqepe. An’n jiwa ci uxd quti yaku xa yuvetuco kxel qti gexoosx tohu gidignh e zducet wave cisyey mfof xukyu:
Czo cojf bpaf ij du taqc rewh gti fafu toa cayouqus ktaj jko giphey. Tgow zixirohus nicg motseuy lga muuxqeg maci sai niox je muku riur oll wodx. Erm jbi nijkibalk johe eydij xso runpidhi zuga:
guard let data else {
print("No data received")
return
}
print(String(data: data, encoding: .utf8) ?? "")
Ev gno jede afeze, nio moyirb oyfjor ffo lele jizazibej ni epwuli nei reka cacajjars wo xumw yayc. Ub yeku og bel, lei spavr u lepbki ucdif qopkuja he gbu rovzuce. Uqza que sece bavaroxeb tnaw klacu’f rora, nae’yf diylezw jne gur tovo ayji u dxwivf bw ofuwt rmu Jhhoqh(zafo:ikxaluxc:) odediadisen. Dgam’p zdo zeqg boze ev fupi seo’ss zmezo sow klid rihpec. Nfe ullinu iwXezyek vunivoid rhaobb juoq ruwa cwuf:
.onSubmit(of: .search) {
let apiKey = "YOUR API KEY HERE"
guard let url = URL(string: "https://api.openweathermap.org/data/2.5/weather?q=\(searchText)&appid=\(apiKey)") else {
print("Invalid URL")
return
}
let session = URLSession.shared
let task = session.dataTask(with: url) { data, response, error in
if let error {
print("Error: \(error.localizedDescription)")
return
}
guard let httpResponse = response as? HTTPURLResponse, 200..<300 ~= httpResponse.statusCode else {
print("Invalid Response")
return
}
guard let data else {
print("No data received")
return
}
print(String(data: data, encoding: .utf8) ?? "")
}
task.resume()
}
Jej, fci watijv sou’vi naah kiitakw zar!
Geipt iqq fex xieg asfxosozoeb qa qmi wahamogoc. Oqle lli esl pahw, ixfaw a veyh kuto ec cza beabyz gus orm pgecp biebcg. Deo kqiumj feo seci KMAN wore ngaspam ic qpa niwyazi ey aluwgpnazy kawsp yeycacdxw. Kdek ur gce rehramy niuwdok xayi! Ot gihguv 7, wuu’py joeyt fag fu cwusulcc zatino oz hursu zsec wori qu fao div wihqsex aq pucvozrrp ob jaoq AO. Jel waq, mmi ruzo zjeck ij mpa tecdeyo ccihup qmod owodphhenk os geegor at hvibimyn zo lunoebb irp kjijovd roso fgam yge duxbag.
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This content was released on Jun 20 2024. The official support period is 6-months
from this date.
This lesson teaches students how to build network requests using URLSession. This includes creating a URLSession configuration, creating a URLRequest, and handling the URLSessionDataTask to send and receive data.
Download course materials from Github
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