update example app

Signed-off-by: George Lemon <[email protected]>

example/app.nim

@@ -1,16 +1,68 @@
 import ../src/tim
-import std/os
+import std/[options, asyncdispatch, macros,
+  os, strutils, times, json]
+import pkg/[httpbeast]
+
+from std/httpcore import HttpCode, Http200
+from std/net import Port
+
+const projectPath = getProjectPath()
+let currentYear = now().format("yyyy")
+
+template getStaticAsset(path: string) {.dirty.} =
+  let assetsPath = projectPath / "storage" / path
+  if fileExists(assetsPath):
+    var contentType = "Content-Type: " 
+    if assetsPath.endsWith(".svg"):
+      add contentType, "image/svg+xml"
+    elif assetsPath.endsWith(".png"):
+      add contentType, "image/png"
+    elif assetsPath.endsWith(".js"):
+      add contentType, "text/javascript"
+    elif assetsPath.endsWith(".css"):
+      add contentType, "text/css"
+    req.send(Http200, readFile(assetsPath), headers = contentType)
+    return
 
 var
-  engine = newTim(
+  timl = newTim(
     src = "templates",
     output = "storage",
     basepath = currentSourcePath(),
     minify = true,
     indent = 2
   )
 
-engine.precompile()
-sleep(40)
-let x = engine.render("index")
-writeFile(getCurrentDir() / "example" / "preview.html", x)
+proc precompileEngine() {.thread.} =
+  # use a thread precompile Tim Engine in watch mode
+  # todo browser reload and sync
+  {.gcsafe.}:
+    timl.precompile(waitThread = true)
+
+var thr: Thread[void]
+createThread(thr, precompileEngine)
+
+proc resp(req: Request, view: string, code = Http200,
+    headers = "Content-Type: text/html", global, local: JsonNode = nil) =
+  let htmlOutput = timl.render(view, global = %*{
+    "year": $(currentYear)
+  })
+  req.send(code, htmlOutput, headers)
+
+proc onRequest(req: Request): Future[void] =
+  {.gcsafe.}:
+    let path = req.path.get()
+    case req.httpMethod.get()
+    of HttpGet:
+      case path
+      of "/":
+        req.resp("index")
+      else:
+        if path.startsWith("/assets"):
+          getStaticAsset(path)
+        req.send(Http404)
+    else: req.send(Http500)
+
+echo "http://127.0.0.1:1234"
+let serverSettings = initSettings(Port(1234), numThreads = 1)
+run(onRequest, serverSettings)

tim.nimble

@@ -6,6 +6,7 @@ description   = "A super fast template engine for cool kids!"
 license       = "MIT"
 srcDir        = "src"
 installExt    = @["nim"]
+skipDirs      = @["example", "editors"]
 bin           = @["tim"]
 
 
@@ -21,14 +22,9 @@ requires "denim#head"
 requires "checksums"
 requires "flatty"
 requires "supersnappy"
-# requires "httpx"
-# requires "websocketx"
 
 task node, "Build a NODE addon":
   exec "denim build src/tim.nim --cmake --yes"
 
 task example, "Build example":
   exec "nim c -d:timHotCode --threads:on --mm:arc -o:./bin/app example/app.nim"
-
-task pexample, "Build example":
-  exec "nim c -d:timHotCode -d:danger --passC:-flto --threads:on --mm:arc -o:./bin/app example/app.nim"