f9de958fda
Support is added for Vanilla XMLHttpRequest, JQuery and Angular. Angular generators contain Top Level Functions or with a simple Service.
86 lines
2.6 KiB
Haskell
86 lines
2.6 KiB
Haskell
module Servant.JQuery.Vanilla where
|
|
|
|
import Servant.JQuery.Internal
|
|
import Control.Lens
|
|
import Data.List
|
|
import Data.Monoid
|
|
|
|
generateVanillaJS :: AjaxReq -> String
|
|
generateVanillaJS = generateVanillaJSWith defCommonGeneratorOptions
|
|
|
|
-- js codegen using XmlHttpRequest
|
|
generateVanillaJSWith :: CommonGeneratorOptions -> AjaxReq -> String
|
|
generateVanillaJSWith opts req = "\n" <>
|
|
fname <> " = function(" <> argsStr <> ")\n"
|
|
<> "{\n"
|
|
<> " var xhr = new XMLHttpRequest();\n"
|
|
<> " xhr.open('" <> method <> "', " <> url <> ", true);\n"
|
|
<> reqheaders
|
|
<> " xhr.onreadystatechange = function (e) {\n"
|
|
<> " if (xhr.readyState == 4) {\n"
|
|
<> " var value = JSON.parse(xhr.responseText);\n"
|
|
<> " if (xhr.status == 200 || xhr.status == 201) {\n"
|
|
<> " onSuccess(value);\n"
|
|
<> " } else {\n"
|
|
<> " onError(value);\n"
|
|
<> " }\n"
|
|
<> " }\n"
|
|
<> " }\n"
|
|
<> " xhr.send(" <> dataBody <> ");\n"
|
|
<> "}\n"
|
|
|
|
where argsStr = intercalate ", " args
|
|
args = captures
|
|
++ map (view argName) queryparams
|
|
++ body
|
|
++ map (toValidFunctionName . (<>) "header" . headerArgName) hs
|
|
++ [onSuccess, onError]
|
|
|
|
captures = map captureArg
|
|
. filter isCapture
|
|
$ req ^. reqUrl.path
|
|
|
|
hs = req ^. reqHeaders
|
|
|
|
queryparams = req ^.. reqUrl.queryStr.traverse
|
|
|
|
body = if req ^. reqBody
|
|
then [requestBody opts]
|
|
else []
|
|
|
|
onSuccess = successCallback opts
|
|
onError = errorCallback opts
|
|
|
|
dataBody =
|
|
if req ^. reqBody
|
|
then "JSON.stringify(body)\n"
|
|
else "null"
|
|
|
|
|
|
reqheaders =
|
|
if null hs
|
|
then ""
|
|
else headersStr ++ "\n"
|
|
|
|
where headersStr = intercalate "\n" $ map headerStr hs
|
|
headerStr header = " xhr.setRequestHeader(\"" ++
|
|
headerArgName header ++
|
|
"\", " ++ show header ++ ");"
|
|
|
|
namespace = if null (moduleName opts)
|
|
then "var "
|
|
else (moduleName opts) <> "."
|
|
fname = namespace <> (functionName opts $ req ^. funcName)
|
|
|
|
method = req ^. reqMethod
|
|
url = if url' == "'" then "'/'" else url'
|
|
url' = "'"
|
|
++ urlArgs
|
|
++ queryArgs
|
|
|
|
urlArgs = jsSegments
|
|
$ req ^.. reqUrl.path.traverse
|
|
|
|
queryArgs = if null queryparams
|
|
then ""
|
|
else " + '?" ++ jsParams queryparams
|