encrywm.lib.predef.functions.time.Str2Time.scala Maven / Gradle / Ivy
package encrywm.lib.predef.functions.time
import java.text.SimpleDateFormat
import encrywm.backend.env.{ESBuiltInFunc, ESValue}
import encrywm.backend.executor.error.BuiltInFunctionExecError
import encrywm.lib.Types.ESString
import encrywm.lib.predef.functions.BuiltInFunctionHolder
object Str2Time extends BuiltInFunctionHolder {
val name = "unixTime"
override def asFunc: ESBuiltInFunc = ESBuiltInFunc(name, args, body)
val args = IndexedSeq("input" -> ESString)
private val body = (args: Seq[(String, ESValue)]) => {
val validNumberOfArgs = args.size == 1
val validArgTypes = args.forall { case (_, v) => v.tpe.isInstanceOf[ESString.type] }
if (validNumberOfArgs && validArgTypes) {
val fnArgs = args.map(_._2.value.asInstanceOf[String])
val dateFormat = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss")
Right(dateFormat.parse(fnArgs.head).getTime)
} else {
Left(BuiltInFunctionExecError)
}
}
}