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[libeufin] 01/07: serve SPA

From: gnunet
Subject: [libeufin] 01/07: serve SPA
Date: Mon, 20 Dec 2021 17:44:44 +0100 
This is an automated email from the git hooks/post-receive script.

ms pushed a commit to branch master
in repository libeufin.

commit d92208611f2cc000e6eb0bc7eb7294ba36e80096
Author: ms <ms@taler.net>
AuthorDate: Sun Dec 19 08:48:13 2021 +0100

    serve SPA
---
 .../src/main/kotlin/tech/libeufin/sandbox/Main.kt  | 23 +++++++++++++++++++++-
 sandbox/src/main/resources/static/hello.html       | 10 ----------
 sandbox/src/main/resources/templates/hello.html    |  1 -
 3 files changed, 22 insertions(+), 12 deletions(-)

diff --git a/sandbox/src/main/kotlin/tech/libeufin/sandbox/Main.kt 
b/sandbox/src/main/kotlin/tech/libeufin/sandbox/Main.kt
index 08945b33..34ffeaa1 100644
--- a/sandbox/src/main/kotlin/tech/libeufin/sandbox/Main.kt
+++ b/sandbox/src/main/kotlin/tech/libeufin/sandbox/Main.kt
@@ -73,6 +73,7 @@ import org.slf4j.LoggerFactory
 import org.w3c.dom.Document
 import startServer
 import tech.libeufin.util.*
+import java.io.IOException
 import java.math.BigDecimal
 import java.net.BindException
 import java.net.URL
@@ -937,7 +938,7 @@ val sandboxApp: Application.() -> Unit = {
         // debt limit and possibly other configuration
         // (could also be a CLI command for now)
         post("/demobanks") {
-            throw NotImplementedError("Only available in the CLI.")
+            throw NotImplementedError("Only available in the Sandbox CLI.")
         }
 
         get("/demobanks") {
@@ -953,6 +954,26 @@ val sandboxApp: Application.() -> Unit = {
         }
 
         get("/demobanks/{demobankid}") {
+            /**
+             * Respond the SPA if the content type is not "application/json".
+             */
+            if (call.request.headers["Content-Type"] != "application/json") {
+                val spa = 
ClassLoader.getSystemClassLoader().getResourceAsStream("static/spa.html")
+                if (spa == null) throw internalServerError("SPA not found!")
+                call.respondBytesWriter(contentType = ContentType.Text.Html) {
+                    writeWhile {
+                        val content = try {
+                            spa.read()
+                        } catch (e: IOException) {
+                            throw internalServerError("Could not load the SPA")
+                        }
+                        if (content == -1) return@writeWhile false
+                        it.put(content.toByte())
+                        true
+                    }
+                }
+                return@get
+            }
             expectAdmin(call.request.basicAuth())
             val demobankId = call.getUriComponent("demobankid")
             val ret: DemobankConfigEntity = transaction {
diff --git a/sandbox/src/main/resources/static/hello.html 
b/sandbox/src/main/resources/static/hello.html
deleted file mode 100644
index 9dc42994..00000000
--- a/sandbox/src/main/resources/static/hello.html
+++ /dev/null
@@ -1,10 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-    <meta charset="UTF-8">
-    <title>Hello</title>
-</head>
-<body>
-Testing the static folder.
-</body>
-</html>
\ No newline at end of file
diff --git a/sandbox/src/main/resources/templates/hello.html 
b/sandbox/src/main/resources/templates/hello.html
deleted file mode 100644
index 70e073e2..00000000
--- a/sandbox/src/main/resources/templates/hello.html
+++ /dev/null
@@ -1 +0,0 @@
-Hello, I'm a Jinja '{{ token }}' page!
\ No newline at end of file

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