Blaze serves also static index.html and bundle.js

.dockerignore

@@ -25,6 +25,8 @@
 **/logs
 **/.DS_Store
 !**/project/assembly.sbt
+!**/web/dist/index.html
+!**/web/dist/bundle.js
 
 # flyctl launch added from .idea/.gitignore
 # Default ignored files

Dockerfile

@@ -1,6 +1,6 @@
 FROM amazoncorretto:17-alpine
 
-COPY ./web /web
+COPY ./web/dist/bundle.js ./web/dist/index.html /web/dist/
 COPY ./target/scala-2.13/WeatherTool-assembly-0.1.1-SNAPSHOT.jar /app.jar
 
 VOLUME /data

src/main/scala/fetch/FetchService.scala

@@ -49,7 +49,6 @@ object FetchService {
   }
 
   def fetchSingleFile(fileName: String): IO[(String, String)] = {
-    println("start fetching")
     fetchFiles(List(fileName)).flatMap { results =>
       results.headOption match {
         case Some(Right(result)) => IO.pure(result)

src/main/scala/server/Server.scala

@@ -9,12 +9,13 @@ import server.ValidateRoutes.{AggKey, CityList, DateTimeRange, ValidDate}
 import io.circe.{Json, Printer}
 import org.http4s._
 import org.http4s.dsl.io._
-import org.http4s.server.Router
+import org.http4s.server.{Router, staticcontent}
 import org.http4s.server.blaze.BlazeServerBuilder
 import io.circe.syntax._
 import parse.Aggregate.AggregateValueImplicits.aggregateValueEncoder
 import parse.Aggregate.{AggregateKey, UserQuery}
 import fs2.Stream
+import org.http4s.server.staticcontent.FileService
 
 
 object Server {
@@ -27,15 +28,15 @@ object Server {
     }
   }
 
-  private val appRoutes = HttpRoutes.of[IO] {
+  private val apiRoutes = HttpRoutes.of[IO] {
 
-    // http://localhost:3000/query/20230414_2200-20230501_1230/Liepāja,Rēzekne/tempMax/max
+    // http://0.0.0.0:8080/api/query/20230414_2200-20230501_1230/Liepāja,Rēzekne/tempMax/max
     case GET -> Root / "query" / DateTimeRange(from, to) / CityList(cities) / field / AggKey(key) =>
       DBService.getInRange(from, to)
         .map(Parser.queryData(UserQuery(cities, field, key), _))
         .flatMap(result => Ok(result.asJson.pretty))
 
-    // http://localhost:3000/fetch/date/20230423
+    // http://0.0.0.0:8080/api/fetch/date/20230423
     case GET -> Root / "fetch" / "date" / ValidDate(date) =>
       val result = for {
         fetchResultEither <- FetchService.fetchFromDate(date).attempt
@@ -57,33 +58,38 @@ object Server {
           ).pretty)
       }
 
-    // http://localhost:3000/show/all_dates
+    // http://0.0.0.0:8080/api/show/all_dates
     case GET -> Root / "show" / "all_dates" =>
       DBService.getDates().flatMap(dates =>
         Ok(dates.asJson.pretty)
       )
 
-    // http://localhost:3000/show/date/20230423
+    // http://0.0.0.0:8080/api/show/date/20230423
     case GET -> Root / "show" / "date" / ValidDate(date) =>
       DBService.getDateFileNames(date).flatMap(fileNames =>
         Ok(fileNames.asJson.pretty)
       )
 
-    // http://localhost:3000/help
-    case GET -> Root / "help" =>
+    // http://0.0.0.0:8080/api/help
+    case GET -> Root / "help" => {
+      val host = "weather-tool.fly.dev"
       Ok(Json.obj(
         "aggregate fields" -> WeatherData.getKeys.asJson,
         "aggregate keys" -> AggregateKey.getKeys.asJson,
         "example urls" -> List(
-          "http://localhost:3000/query/20230414_2200-20230501_1230/Liepāja,Rēzekne/tempMax/max",
-          "http://localhost:3000/fetch/date/20230423",
-          "http://localhost:3000/show/all_dates",
-          "http://localhost:3000/show/date/20230423",
+          s"https://$host/api/query/20230414_2200-20230501_1230/Liepāja,Rēzekne/tempMax/max",
+          s"https://$host/api/fetch/date/20230423",
+          s"https://$host/api/show/all_dates",
+          s"https://$host/api/show/date/20230423",
         ).asJson,
       ).pretty)
     }
+  }
 
-  private val httpApp = Router("/" -> appRoutes).orNotFound
+  private val httpApp = Router(
+    "/" -> staticcontent.fileService[IO](FileService.Config("./web/dist")),
+    "/api" -> apiRoutes
+  ).orNotFound
 
   def run: Stream[IO, ExitCode] =
     BlazeServerBuilder[IO]

web/dist/bundle.js

@@ -0,0 +1,3 @@
+window.onload = () => {
+    console.log("this comes from bundle.js")
+}

web/dist/index.html

@@ -6,5 +6,7 @@
 </head>
 <body>
     <h1>Hello, Weather!</h1>
+
+    <script type="text/javascript" src="./bundle.js"></script>
 </body>
 </html>