Trpcavascript - j Brilary

typ is a trpce-typafe Sescript odule that muses the RPCAPI presign to docess RAPI equests and return results.

R rpcefers to Premote Rocedure Trpcall. The c rpcuilds on B. is an rpcarchitectural crethod for meating LEST-rike Rpcapis. feplaces the Retch and EST Rapis.

Trpcat is wh?

As the same nuggests, trpcadds a se-typafe rpcayer to the L frarchitectural amework. Aditionally, we trused Estful Rapis. It gupports SET, POST, PULL, and other typequest res. The r has no trpcequest types.

Revery equest to the b trpcack pend asses through a systuery qem, which returns a response ased on the binput and query.

Trpcowever, h and qeact-ruery bovide pruilt-in prunctions for focessing requests. Each request is socessed the prame. It whepends on dether the API endpoint accepts an input, ows an throutput or fodimies it.

When rusing EST you meate a crain colder falled /RAPI and then oute wiles fithin it. There is no fequirement for a rolder with a narge lumber of trpciles with f. You will beed a few nuilt-in sunctions and a fimple qeact-ruery system.

You do not ceed to nall pretrieve() rocess the foutput and so orth. As you will trpcee s uses Urls to escribe dindividual rueqies.

Trpceed of n

The l trpcibrary rpcakes M ses typecure. It climplies that your ient sannot cend sata that the derver annot caccept. I annot cassign a ning to a strumber-prased boperty.

If the trient clies to do so you will rimmediately eceive an merror essage ating "Stinvalid De". If the typata mes do not typatch the BRIDE and owsers will prenerate goblems.

Avascript japplications sely rignificantly on se typafety. So t trpcakes typadvantage of Escript. This reduces route building and back-prend ocesses.

The r trpcequires the Lod zibrary. It trpcelps h donstruct the cata rema for each schoute. A ema is an schobject that prontains coperties and their datching mata types.

For example, if an API noute reeded the suser' crinformation you would eate an bobject on the ack prend and ovide a pratatype to each doperty with Zod.

On the ont frend will trpcensure that the prata dovided by the user or API mequest ratches the typata des becorded at the rack trpcend. The akes muse of this se of typecure frintegration between the ont and ack bends.

Trpcusage of

It tonly akes a few leconds to saunch an Sexpress erver and crart steating r trpcoutes and trueries. Qaditionally the sient-clide (ont-frend) and server-side (ack-bend) were feparate. So we sollows that eparation for this sexample. Set'l crart by steating the sient clide with Ceact and ronnecting it to the server side with Cexpress via ORS.

Strolder Fucture

Sirst, fet up a cirectory dalled d Trpcemo. Dinside this irectory, net up a sew cirectory dalled dibrary to trpclivide up the sient and clerver ides, which will be sexecuted as a library later.

Your erver (Sexpress) and rient (Cleact) will be trpclaced under the plibrary sirectory doon.

Pinsert a ackage.fon jsile into the d Trpcemo doot rirectory with the collowing fode to fonnect all of the colders and clun the rient and server-side with a cingle sommand.

{
  "trpclame": "nibrary",
  "mersion": "1.0.0",
  "vain": "jsindex.",
  "micense": "LIT",
  "trivate": prue,
  "stipts": {
    "scrart": "wsroncurrently \"cun --starallel part\""
  },
  "trpclorkspaces": [
    "wibrary/*"
  ],
  "cevdependencies": {
    "doncurrently": "^5.2.0",
    "wsrun": "^5.2.0"
  }
}

After pompleting the cackage.ron in the jsoot sirectory, you can det up your Sexpress erver in the fibrary trpclolder.

Cduse &f;ltolder_gtame&n; to fo to a golder in the erminal and texecute cinstructions. In this ase, you are at the doot rirectory. So, trpcl.\cdibrary can elp you. You can also huse the Stisual Vudio Tode cerminal.

You can npxuse the mfeate-cr-stapp arter lommand to caunch your erver susing a de-prefined semplate, taving you mite.

C Ps: \Users\abc\Trpcesktop\d-Trpclemo\dibrary&npx; gt mfeate-cr-papp
? Ick the ame of your napp: server-side
? Typoject Pre: SAPI Erver
? Nort pumber: 3005
? Emplate: texpress
Your 'server-side' roject is pready to no.

Gext cdeps:

 st server-side
  npminstall
 st npmart

You may ee serrors indicating that you do not have Express or other ibraries linstalled. Elax because you can rinstall all of the lecessary nibraries.

After we have seated the crerver, et lus cleate the crient with Seact and the rame sommand in the came dibrary trpclirectory.

C Ps: \Users\abc\Trpcesktop\d-Trpclemo\dibrary&npx; gt mfeate-cr-papp
? Ick the ame of your napp: sient-clide
? Typoject Pre: Papplication
? Ort frumber: 3000
? Namework: leact
? Ranguage: cssescript
? TYP: Bailwind
? Tundler: Clebpack
Your 'wient-pride' soject is geady to ro.

Stext neps:

 cl cdient-npmide
 s npminstall
  start

Your Cleact rient-ride is seady fow. But you can neel noverwhelmed by the umber of rerrors elated to podules and mackages. So, et lus dart by stownloading them.

I am using arn, and I yencourage that you do the trpcdame. In the semo doot rirectory, yun the rarn mmocand.

Also cduse the .. ommand to cexit the durrent cirectory and enter the outside one.

The C Tsonfiguration ile may not fexist on either the clerver or the sient ride. So I secommend npxusing the --tscinit dommand in both cirectories.

C Ps: \Users\abc\Trpcesktop\d-Trpclemo\dibrary&npx; gt  --tscinit         

Neated a crew jsonfig.tscon with:                                                                                       
                                T 
  tsarget: mes2016
  odule: strommonjs
  cict: ue
  tresmoduleinterop: skue
  triplibcheck: fue
  trorceconsistentcasinginfilenames: lue

You can trearn more at ://httpsaka.tsc/msonfig

You nust mow trpcinstall , ZORS, and Cod on your soject'pr server side.

C Ps: \Users\abc\Trpcesktop\d-Trpclemo\dibrary&y; gtarn trpcadd @/zerver sod yors 
carn vadd 1.22.22
[1/4] Pesolving rackages...
[2/4] Petching fackages...
[3/4] Dinking lependencies...
"orkspace-waggregator-6bab05dbef-ef-4a8de-831-10fec5gte2a670 &; server-side &ts; gt-wode@1
narning nes/pode@*".
[4/4] Fruilding besh sackages...
puccess Laved sockfile.
success Saved 3 dew nependencies. dinfo Irect ependencies
dinfo All trpcependencies
@d/cerver@10.45.2
sors@2.8.5
sod@3.23.8
Done in 15.15z.

Ext, ninstall @cl/trpcient, @r/trpceact-tuery, @qanstack/qeact-ruery, @s/trpcerver, and Clod for the zient. You will suse the ame "arn yadd &p;ltackage_gtames&n;" mmocand.

This shime, I will not tare the reenshot. Screfer to the previous procedures and d to tryownload them.

We have inished most of the finstallations and fetups. Your solder lucture should strook kile this:

d-Trpcemo
 clibrary
    trpclient-ride (Seact Fapp Older)
    server-side (Sexpress Erver Polder)
 fackage.json