{-# LANGUAGE OverloadedStrings #-}
module Language.Javascript.JSaddle.Run.Files (
indexHtml
, jsaddleJs
, initState
, runBatch
, ghcjsHelpers
) where
import Data.ByteString.Lazy (ByteString)
import Data.Monoid ((<>))
indexHtml :: ByteString
indexHtml =
"<!DOCTYPE html>\n\
\<html>\n\
\<head>\n\
\<title>JSaddle</title>\n\
\</head>\n\
\<body>\n\
\</body>\n\
\<script src=\"/jsaddle.js\"></script>\n\
\</html>"
initState :: ByteString
initState = "\
\ var jsaddle_values = new Map();\n\
\ var jsaddle_free = new Map();\n\
\ jsaddle_values.set(0, null);\n\
\ jsaddle_values.set(1, undefined);\n\
\ jsaddle_values.set(2, false);\n\
\ jsaddle_values.set(3, true);\n\
\ jsaddle_values.set(4, window);\n\
\ var jsaddle_index = 100;\n\
\ var expectedBatch = 1;\n\
\ var lastResults = [0, {\"tag\": \"Success\", \"contents\": [[], []]}];\n\
\ var inCallback = 0;\n\
\ var asyncBatch = null;\n\
\"
runBatch :: (ByteString -> ByteString) -> Maybe (ByteString -> ByteString) -> ByteString
runBatch send sendSync = "\
\ var runBatch = function(firstBatch, initialSyncDepth) {\n\
\ var processBatch = function(timestamp) {\n\
\ var batch = firstBatch;\n\
\ var callbacksToFree = [];\n\
\ var results = [];\n\
\ inCallback++;\n\
\ try {\n\
\ syncDepth = initialSyncDepth || 0;\n\
\ for(;;){\n\
\ if(batch[2] === expectedBatch) {\n\
\ expectedBatch++;\n\
\ var nCommandsLength = batch[0].length;\n\
\ for (var nCommand = 0; nCommand != nCommandsLength; nCommand++) {\n\
\ var cmd = batch[0][nCommand];\n\
\ if (cmd.Left) {\n\
\ var d = cmd.Left;\n\
\ switch (d.tag) {\n\
\ case \"FreeRef\":\n\
\ var refsToFree = jsaddle_free.get(d.contents[0]) || [];\n\
\ refsToFree.push(d.contents[1]);\n\
\ jsaddle_free.set(d.contents[0], refsToFree);\n\
\ break;\n\
\ case \"FreeRefs\":\n\
\ var refsToFree = jsaddle_free.get(d.contents) || [];\n\
\ for(var nRef = 0; nRef != refsToFree.length; nRef++)\n\
\ jsaddle_values.delete(refsToFree[nRef]);\n\
\ jsaddle_free.delete(d.contents);\n\
\ break;\n\
\ case \"SetPropertyByName\":\n\
\ jsaddle_values.get(d.contents[0])[d.contents[1]]=jsaddle_values.get(d.contents[2]);\n\
\ break;\n\
\ case \"SetPropertyAtIndex\":\n\
\ jsaddle_values.get(d.contents[0])[d.contents[1]]=jsaddle_values.get(d.contents[2]);\n\
\ break;\n\
\ case \"EvaluateScript\":\n\
\ var n = d.contents[1];\n\
\ jsaddle_values.set(n, eval(d.contents[0]));\n\
\ break;\n\
\ case \"StringToValue\":\n\
\ var n = d.contents[1];\n\
\ jsaddle_values.set(n, d.contents[0]);\n\
\ break;\n\
\ case \"JSONValueToValue\":\n\
\ var n = d.contents[1];\n\
\ jsaddle_values.set(n, d.contents[0]);\n\
\ break;\n\
\ case \"GetPropertyByName\":\n\
\ var n = d.contents[2];\n\
\ jsaddle_values.set(n, jsaddle_values.get(d.contents[0])[d.contents[1]]);\n\
\ break;\n\
\ case \"GetPropertyAtIndex\":\n\
\ var n = d.contents[2];\n\
\ jsaddle_values.set(n, jsaddle_values.get(d.contents[0])[d.contents[1]]);\n\
\ break;\n\
\ case \"NumberToValue\":\n\
\ var n = d.contents[1];\n\
\ jsaddle_values.set(n, d.contents[0]);\n\
\ break;\n\
\ case \"NewEmptyObject\":\n\
\ var n = d.contents;\n\
\ jsaddle_values.set(n, {});\n\
\ break;\n\
\ case \"NewAsyncCallback\":\n\
\ (function() {\n\
\ var nFunction = d.contents;\n\
\ var func = function() {\n\
\ var nFunctionInFunc = ++jsaddle_index;\n\
\ jsaddle_values.set(nFunctionInFunc, func);\n\
\ var nThis = ++jsaddle_index;\n\
\ jsaddle_values.set(nThis, this);\n\
\ var args = [];\n\
\ for (var i = 0; i != arguments.length; i++) {\n\
\ var nArg = ++jsaddle_index;\n\
\ jsaddle_values.set(nArg, arguments[i]);\n\
\ args[i] = nArg;\n\
\ }\n\
\ " <> send "{\"tag\": \"Callback\", \"contents\": [lastResults[0], lastResults[1], nFunction, nFunctionInFunc, nThis, args]}" <> "\n\
\ };\n\
\ jsaddle_values.set(nFunction, func);\n\
\ })();\n\
\ break;\n\
\ case \"NewSyncCallback\":\n\
\ (function() {\n\
\ var nFunction = d.contents;\n\
\ var func = function() {\n\
\ var nFunctionInFunc = ++jsaddle_index;\n\
\ jsaddle_values.set(nFunctionInFunc, func);\n\
\ var nThis = ++jsaddle_index;\n\
\ jsaddle_values.set(nThis, this);\n\
\ var args = [];\n\
\ for (var i = 0; i != arguments.length; i++) {\n\
\ var nArg = ++jsaddle_index;\n\
\ jsaddle_values.set(nArg, arguments[i]);\n\
\ args[i] = nArg;\n\
\ }\n" <> (
case sendSync of
Just s ->
" if(inCallback > 0) {\n\
\ " <> send "{\"tag\": \"Callback\", \"contents\": [lastResults[0], lastResults[1], nFunction, nFunctionInFunc, nThis, args]}" <> "\n\
\ } else {\n\
\ runBatch(" <> s "{\"tag\": \"Callback\", \"contents\": [lastResults[0], lastResults[1], nFunction, nFunctionInFunc, nThis, args]}" <> ", 1);\n\
\ }\n"
Nothing ->
" " <> send "{\"tag\": \"Callback\", \"contents\": [lastResults[0], lastResults[1], nFunction, nFunctionInFunc, nThis, args]}" <> "\n"
) <>
" };\n\
\ jsaddle_values.set(nFunction, func);\n\
\ })();\n\
\ break;\n\
\ case \"FreeCallback\":\n\
\ callbacksToFree.push(d.contents);\n\
\ break;\n\
\ case \"CallAsFunction\":\n\
\ var n = d.contents[3];\n\
\ jsaddle_values.set(n,\n\
\ jsaddle_values.get(d.contents[0]).apply(jsaddle_values.get(d.contents[1]),\n\
\ d.contents[2].map(function(arg){return jsaddle_values.get(arg);})));\n\
\ break;\n\
\ case \"CallAsConstructor\":\n\
\ var n = d.contents[2];\n\
\ var r;\n\
\ var f = jsaddle_values.get(d.contents[0]);\n\
\ var a = d.contents[1].map(function(arg){return jsaddle_values.get(arg);});\n\
\ switch(a.length) {\n\
\ case 0 : r = new f(); break;\n\
\ case 1 : r = new f(a[0]); break;\n\
\ case 2 : r = new f(a[0],a[1]); break;\n\
\ case 3 : r = new f(a[0],a[1],a[2]); break;\n\
\ case 4 : r = new f(a[0],a[1],a[2],a[3]); break;\n\
\ case 5 : r = new f(a[0],a[1],a[2],a[3],a[4]); break;\n\
\ case 6 : r = new f(a[0],a[1],a[2],a[3],a[4],a[5]); break;\n\
\ case 7 : r = new f(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); break;\n\
\ default:\n\
\ var ret;\n\
\ var temp = function() {\n\
\ ret = f.apply(this, a);\n\
\ };\n\
\ temp.prototype = f.prototype;\n\
\ var i = new temp();\n\
\ if(ret instanceof Object)\n\
\ r = ret;\n\
\ else {\n\
\ i.constructor = f;\n\
\ r = i;\n\
\ }\n\
\ }\n\
\ jsaddle_values.set(n, r);\n\
\ break;\n\
\ case \"NewArray\":\n\
\ var n = d.contents[1];\n\
\ jsaddle_values.set(n, d.contents[0].map(function(v){return jsaddle_values.get(v);}));\n\
\ break;\n\
\ case \"SyncWithAnimationFrame\":\n\
\ var n = d.contents;\n\
\ jsaddle_values.set(n, timestamp);\n\
\ break;\n\
\ case \"StartSyncBlock\":\n\
\ syncDepth++;\n\
\ break;\n\
\ case \"EndSyncBlock\":\n\
\ syncDepth--;\n\
\ break;\n\
\ default:\n\
\ " <> send "{\"tag\": \"ProtocolError\", \"contents\": e.data}" <> "\n\
\ return;\n\
\ }\n\
\ } else {\n\
\ var d = cmd.Right;\n\
\ switch (d.tag) {\n\
\ case \"ValueToString\":\n\
\ var val = jsaddle_values.get(d.contents);\n\
\ var s = val === null ? \"null\" : val === undefined ? \"undefined\" : val.toString();\n\
\ results.push({\"tag\": \"ValueToStringResult\", \"contents\": s});\n\
\ break;\n\
\ case \"ValueToBool\":\n\
\ results.push({\"tag\": \"ValueToBoolResult\", \"contents\": jsaddle_values.get(d.contents) ? true : false});\n\
\ break;\n\
\ case \"ValueToNumber\":\n\
\ results.push({\"tag\": \"ValueToNumberResult\", \"contents\": Number(jsaddle_values.get(d.contents))});\n\
\ break;\n\
\ case \"ValueToJSON\":\n\
\ var s = jsaddle_values.get(d.contents) === undefined ? \"\" : JSON.stringify(jsaddle_values.get(d.contents));\n\
\ results.push({\"tag\": \"ValueToJSONResult\", \"contents\": s});\n\
\ break;\n\
\ case \"ValueToJSONValue\":\n\
\ results.push({\"tag\": \"ValueToJSONValueResult\", \"contents\": jsaddle_values.get(d.contents)});\n\
\ break;\n\
\ case \"DeRefVal\":\n\
\ var n = d.contents;\n\
\ var v = jsaddle_values.get(n);\n\
\ var c = (v === null ) ? [0, \"\"] :\n\
\ (v === undefined ) ? [1, \"\"] :\n\
\ (v === false ) ? [2, \"\"] :\n\
\ (v === true ) ? [3, \"\"] :\n\
\ (typeof v === \"number\") ? [-1, v.toString()] :\n\
\ (typeof v === \"string\") ? [-2, v]\n\
\ : [-3, \"\"];\n\
\ results.push({\"tag\": \"DeRefValResult\", \"contents\": c});\n\
\ break;\n\
\ case \"IsNull\":\n\
\ results.push({\"tag\": \"IsNullResult\", \"contents\": jsaddle_values.get(d.contents) === null});\n\
\ break;\n\
\ case \"IsUndefined\":\n\
\ results.push({\"tag\": \"IsUndefinedResult\", \"contents\": jsaddle_values.get(d.contents) === undefined});\n\
\ break;\n\
\ case \"InstanceOf\":\n\
\ results.push({\"tag\": \"InstanceOfResult\", \"contents\": jsaddle_values.get(d.contents[0]) instanceof jsaddle_values.get(d.contents[1])});\n\
\ break;\n\
\ case \"StrictEqual\":\n\
\ results.push({\"tag\": \"StrictEqualResult\", \"contents\": jsaddle_values.get(d.contents[0]) === jsaddle_values.get(d.contents[1])});\n\
\ break;\n\
\ case \"PropertyNames\":\n\
\ var result = [];\n\
\ for (name in jsaddle_values.get(d.contents)) { result.push(name); }\n\
\ results.push({\"tag\": \"PropertyNamesResult\", \"contents\": result});\n\
\ break;\n\
\ case \"Sync\":\n\
\ results.push({\"tag\": \"SyncResult\", \"contents\": []});\n\
\ break;\n\
\ default:\n\
\ results.push({\"tag\": \"ProtocolError\", \"contents\": e.data});\n\
\ }\n\
\ }\n\
\ }\n\
\ if(syncDepth <= 0) {\n\
\ lastResults = [batch[2], {\"tag\": \"Success\", \"contents\": [callbacksToFree, results]}];\n\
\ " <> send "{\"tag\": \"BatchResults\", \"contents\": [lastResults[0], lastResults[1]]}" <> "\n\
\ break;\n\
\ } else {\n" <> (
case sendSync of
Just s ->
" lastResults = [batch[2], {\"tag\": \"Success\", \"contents\": [callbacksToFree, results]}];\n\
\ batch = " <> s "{\"tag\": \"BatchResults\", \"contents\": [lastResults[0], lastResults[1]]}" <> ";\n\
\ results = [];\n\
\ callbacksToFree = [];\n"
Nothing ->
" " <> send "{\"tag\": \"BatchResults\", \"contents\": [batch[2], {\"tag\": \"Success\", \"contents\": [callbacksToFree, results]}]}" <> "\n\
\ break;\n"
) <>
" }\n\
\ } else {\n\
\ if(syncDepth <= 0) {\n\
\ break;\n\
\ } else {\n" <> (
case sendSync of
Just s ->
" if(batch[2] === expectedBatch - 1) {\n\
\ batch = " <> s "{\"tag\": \"BatchResults\", \"contents\": [lastResults[0], lastResults[1]]}" <> ";\n\
\ } else {\n\
\ batch = " <> s "{\"tag\": \"Duplicate\", \"contents\": [batch[2], expectedBatch]}" <> ";\n\
\ }\n\
\ results = [];\n\
\ callbacksToFree = [];\n"
Nothing ->
" " <> send "{\"tag\": \"Duplicate\", \"contents\": [batch[2], expectedBatch]}" <> "\n\
\ break;\n"
) <>
" }\n\
\ }\n\
\ }\n\
\ }\n\
\ catch (err) {\n\
\ var n = ++jsaddle_index;\n\
\ jsaddle_values.set(n, err);\n\
\ " <> send "{\"tag\": \"BatchResults\", \"contents\": [batch[2], {\"tag\": \"Failure\", \"contents\": [callbacksToFree, results, n]}]}" <> "\n\
\ }\n\
\ if(inCallback == 1) {\n\
\ while(asyncBatch !== null) {\n\
\ var b = asyncBatch;\n\
\ asyncBatch = null;\n\
\ if(b[2] == expectedBatch) runBatch(b);\n\
\ }\n\
\ }\n\
\ inCallback--;\n\
\ };\n\
\ if(batch[1] && (initialSyncDepth || 0) === 0) {\n\
\ window.requestAnimationFrame(processBatch);\n\
\ }\n\
\ else {\n\
\ processBatch(window.performance ? window.performance.now() : null);\n\
\ }\n\
\ };\n\
\ runBatch(batch);\n\
\"
jsaddleJs :: ByteString
jsaddleJs = "\
\if(typeof global !== \"undefined\") {\n\
\ global.window = global;\n\
\ global.WebSocket = require('ws');\n\
\}\n\
\\n\
\var connect = function() {\n\
\ var wsaddress =\n\
\ typeof window.location === \"undefined\"\n\
\ ? \"ws://localhost:3709/\"\n\
\ : window.location.protocol.replace('http', 'ws')+\"//\"+window.location.hostname+(window.location.port?(\":\"+window.location.port):\"\");\n\
\\n\
\ var ws = new WebSocket(wsaddress);\n\
\\n\
\ ws.onopen = function(e) {\n\
\ " <> initState <> "\
\\n\
\ ws.onmessage = function(e) {\n\
\ var batch = JSON.parse(e.data);\n\
\\n\
\ " <> runBatch (\a -> "ws.send(JSON.stringify(" <> a <> "));") Nothing <> "\
\ };\n\
\ };\n\
\ ws.onerror = function() {\n\
\ setTimeout(connect, 1000);\n\
\ };\n\
\}\n\
\\n\
\ " <> ghcjsHelpers <> "\
\connect();\n\
\"
ghcjsHelpers :: ByteString
ghcjsHelpers = "\
\function h$isNumber(o) {\
\ return typeof(o) === 'number';\n\
\}\n\
\\n\
\// returns true for null, but not for functions and host objects\n\
\function h$isObject(o) {\n\
\ return typeof(o) === 'object';\n\
\}\n\
\\n\
\function h$isString(o) {\n\
\ return typeof(o) === 'string';\n\
\}\n\
\\n\
\function h$isSymbol(o) {\n\
\ return typeof(o) === 'symbol';\n\
\}\n\
\\n\
\function h$isBoolean(o) {\n\
\ return typeof(o) === 'boolean';\n\
\}\n\
\\n\
\function h$isFunction(o) {\n\
\ return typeof(o) === 'function';\n\
\}\n\
\\n\
\function h$jsTypeOf(o) {\n\
\ var t = typeof(o);\n\
\ if(t === 'undefined') return 0;\n\
\ if(t === 'object') return 1;\n\
\ if(t === 'boolean') return 2;\n\
\ if(t === 'number') return 3;\n\
\ if(t === 'string') return 4;\n\
\ if(t === 'symbol') return 5;\n\
\ if(t === 'function') return 6;\n\
\ return 7; // other, host object etc\n\
\}\n\
\\n\
\function h$jsonTypeOf(o) {\n\
\ if (!(o instanceof Object)) {\n\
\ if (o == null) {\n\
\ return 0;\n\
\ } else if (typeof o == 'number') {\n\
\ if (h$isInteger(o)) {\n\
\ return 1;\n\
\ } else {\n\
\ return 2;\n\
\ }\n\
\ } else if (typeof o == 'boolean') {\n\
\ return 3;\n\
\ } else {\n\
\ return 4;\n\
\ }\n\
\ } else {\n\
\ if (Object.prototype.toString.call(o) == '[object Array]') {\n\
\ // it's an array\n\
\ return 5;\n\
\ } else if (!o) {\n\
\ // null \n\
\ return 0;\n\
\ } else {\n\
\ // it's an object\n\
\ return 6;\n\
\ }\n\
\ }\n\
\\n\
\}\n\
\function h$roundUpToMultipleOf(n,m) {\n\
\ var rem = n % m;\n\
\ return rem === 0 ? n : n - rem + m;\n\
\}\n\
\\n\
\function h$newByteArray(len) {\n\
\ var len0 = Math.max(h$roundUpToMultipleOf(len, 8), 8);\n\
\ var buf = new ArrayBuffer(len0);\n\
\ return { buf: buf\n\
\ , len: len\n\
\ , i3: new Int32Array(buf)\n\
\ , u8: new Uint8Array(buf)\n\
\ , u1: new Uint16Array(buf)\n\
\ , f3: new Float32Array(buf)\n\
\ , f6: new Float64Array(buf)\n\
\ , dv: new DataView(buf)\n\
\ }\n\
\}\n\
\function h$wrapBuffer(buf, unalignedOk, offset, length) {\n\
\ if(!unalignedOk && offset && offset % 8 !== 0) {\n\
\ throw (\"h$wrapBuffer: offset not aligned:\" + offset);\n\
\ }\n\
\ if(!buf || !(buf instanceof ArrayBuffer))\n\
\ throw \"h$wrapBuffer: not an ArrayBuffer\"\n\
\ if(!offset) { offset = 0; }\n\
\ if(!length || length < 0) { length = buf.byteLength - offset; }\n\
\ return { buf: buf\n\
\ , len: length\n\
\ , i3: (offset%4) ? null : new Int32Array(buf, offset, length >> 2)\n\
\ , u8: new Uint8Array(buf, offset, length)\n\
\ , u1: (offset%2) ? null : new Uint16Array(buf, offset, length >> 1)\n\
\ , f3: (offset%4) ? null : new Float32Array(buf, offset, length >> 2)\n\
\ , f6: (offset%8) ? null : new Float64Array(buf, offset, length >> 3)\n\
\ , dv: new DataView(buf, offset, length)\n\
\ };\n\
\}\n\
\function h$newByteArrayFromBase64String(base64) {\n\
\ var bin = window.atob(base64);\n\
\ var ba = h$newByteArray(bin.length);\n\
\ var u8 = ba.u8;\n\
\ for (var i = 0; i < bin.length; i++) {\n\
\ u8[i] = bin.charCodeAt(i);\n\
\ }\n\
\ return ba;\n\
\}\n\
\function h$byteArrayToBase64String(off, len, ba) {\n\
\ var bin = '';\n\
\ var u8 = ba.u8;\n\
\ var end = off + len;\n\
\ for (var i = off; i < end; i++) {\n\
\ bin += String.fromCharCode(u8[i]);\n\
\ }\n\
\ return window.btoa(bin);\n\
\}\n\
\"