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1
config.nims
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1
config.nims
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setCommand "cpp"
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16
magicmissile.nimble
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16
magicmissile.nimble
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# Package
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version = "0.1.0"
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author = "Failure"
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description = "foul-magics launcher"
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license = "GPL-3.0-or-later"
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srcDir = "src"
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bin = @["magicmissile"]
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# Dependencies
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requires "nim >= 2.2.0"
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requires "nimgl >= 1.3.2"
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requires "zippy >= 0.10.16"
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277
src/magicmissile.nim
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277
src/magicmissile.nim
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# Copyright 2018, NimGL contributors.
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import nimgl/imgui, nimgl/imgui/[impl_opengl, impl_glfw]
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import nimgl/[opengl, glfw]
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import std/[times, os, math, asyncdispatch, httpclient, strformat, strutils, paths, dirs, osproc]
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from zippy/ziparchives import nil
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from zippy/tarballs import nil
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const zeroPos* = ImVec2(x: 0, y: 0)
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proc `or`(a, b: ImGuiWindowFlags): ImGuiWindowFlags =
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(a.int or b.int).ImGuiWindowFlags
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removeDir("cache")
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createdir("cache")
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var cache = unixToNativePath("cache")
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createDir("user")
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var userDir = unixToNativePath("user")
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var clientDir = unixToNativePath("client")
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var javaDir = unixToNativePath("java")
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var javaExists = dirExists("java")
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var clientExists = dirExists("client")
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proc superUnsafeSet(variable: var string, content: string, internalLen: int) =
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zeroMem(variable[0].addr, internalLen)
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copyMem(variable[0].addr, content[0].addr, content.len)
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var javaStatus = newString(255)
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var clientStatus = newString(255)
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if javaExists: superUnsafeSet(javaStatus, "Java: good to go", 255)
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else: superUnsafeSet(javaStatus, "Java: needs download", 255)
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if clientExists: superUnsafeSet(clientStatus, "Client: checking for update...", 255)
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else: superUnsafeSet(clientStatus, "Client: needs download", 255)
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var downloadingClient = false
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var downloadingJava = false
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var checkingForUpdate = true
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var clientVersion = "???"
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var headers = newHttpHeaders()
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headers["User-Agent"] = "MAGIC MISSILE/1.0"
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proc getFoulUrl(): Future[string] {.async.} =
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var client = newAsyncHttpClient(headers=headers, maxRedirects=0)
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var redir = await client.head("https://git.cef.icu/Failure/foul-magics/actions/runs/latest")
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return redir.headers["location"]
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proc getFoulVersion(): Future[string] {.async.} =
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result = (await getFoulUrl()).split("/")[^1]
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proc onClientChange(total, progress, speed: BiggestInt) {.async.} =
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{.cast(gcsafe).}:
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var status = &"{(progress / 1000).int}K/{(total / 1000).int}k ({speed div 1000} kbps)"
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superUnsafeSet(clientStatus, status, 255)
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proc mergeDirectory(source, dest: string) =
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createDir(dest)
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for file in walkDirRec(source, {PathComponent.pcDir}, relative=true):
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createDir(dest.Path / file.Path)
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for file in walkDirRec(source, {PathComponent.pcFile}, relative=true):
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copyFile($(source.Path / file.Path), $(dest.Path / file.Path))
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proc getClient() {.async.} =
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removeDir("client")
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# clean up versioned files
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removeDir(unixToNativePath("client") / "lib")
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downloadingClient = true
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var client = newAsyncHttpClient(headers=headers, maxRedirects=0)
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var baseUrl = await getFoulUrl()
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var url = baseUrl & "/artifacts/client.zip"
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var path: string = cache / "baseclient.zip"
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client.onProgressChanged = onClientChange
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try:
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await client.downloadFile(url, path)
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finally:
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client.close()
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superUnsafeSet(clientStatus, "Client: extracting...", 255)
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ziparchives.extractAll(path, cache / "client")
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ziparchives.extractAll(cache / "client" / "mage-client.zip", clientDir)
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superUnsafeSet(clientStatus, "Client: good to go", 255)
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mergeDirectory(clientDir / "sounds", userDir / "sounds")
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mergeDirectory(clientDir / "sample-decks", userDir / "sample-decks")
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mergeDirectory(clientDir / "backgrounds", userDir / "backgrounds")
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clientExists = true
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writeFile("version", baseUrl.split("/")[^1])
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mergeDirectory(clientDir / "sounds", userDir / "sounds")
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mergeDirectory(clientDir / "sample-decks", userDir / "sample-decks")
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mergeDirectory(clientDir / "backgrounds", userDir / "backgrounds")
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proc onJavaChange(total, progress, speed: BiggestInt) {.async.} =
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{.cast(gcsafe).}:
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var status = &"{(progress / 1000).int}K/{(total / 1000).int}k ({speed div 1000} kbps)"
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superUnsafeSet(javaStatus, status, 255)
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proc getJava() {.async.} =
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removeDir("java")
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downloadingJava = true
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var client = newAsyncHttpClient(headers=headers)
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client.onProgressChanged = onJavaChange
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var url: string
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var filename: string
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when defined(windows):
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url = "https://api.adoptium.net/v3/binary/latest/11/ga/windows/x64/jre/hotspot/normal/adoptium"
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filename = "java.zip"
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elif defined(linux):
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url = "https://api.adoptium.net/v3/binary/latest/11/ga/linux/x64/jre/hotspot/normal/adoptium"
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filename = "java.tar.gz"
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var path = unixToNativePath("cache") / filename
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try:
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await client.downloadFile(url, path)
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finally:
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client.close()
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superUnsafeSet(javaStatus, "Java: extracting...", 255)
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when defined(windows):
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ziparchives.extractAll(path, cache / "java")
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else:
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tarballs.extractAll(path, cache / "java")
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for item in walkDir(cache / "java", true, false, true):
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if item.kind == pcDir:
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moveDir(cache / "java" / item.path, "java")
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break
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superUnsafeSet(javaStatus, "Java: good to go", 255)
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javaExists = true
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proc checkForUpdates() {.async.} =
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defer:
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checkingForUpdate = false
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if fileExists("version"):
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clientVersion = await getFoulVersion()
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if readFile("version") == clientVersion:
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superUnsafeSet(clientStatus, "Client: good to go", 255)
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else:
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superUnsafeSet(clientStatus, "Client: needs update", 255)
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clientExists = false
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else:
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superUnsafeSet(clientStatus, "Client: needs download", 255)
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clientExists = false
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proc getJarPath(): string =
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for item in walkDir(clientDir / "lib", true, false, true):
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if item.path.startswith("mage-client"):
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return clientDir / "lib" / item.path
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proc main() =
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asyncCheck checkForUpdates()
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doAssert glfwInit()
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glfwWindowHint(GLFWContextVersionMajor, 3)
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glfwWindowHint(GLFWContextVersionMinor, 3)
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glfwWindowHint(GLFWOpenglForwardCompat, GLFW_TRUE)
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glfwWindowHint(GLFWOpenglProfile, GLFW_OPENGL_CORE_PROFILE)
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glfwWindowHint(GLFWResizable, GLFW_FALSE)
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var w: GLFWWindow = glfwCreateWindow(300, 120, "MAGIC MISSILE")
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if w == nil:
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quit(-1)
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w.makeContextCurrent()
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doAssert glInit()
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let context = igCreateContext()
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let io = igGetIO()
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io[].iniFilename = nil
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doAssert igGlfwInitForOpenGL(w, true)
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doAssert igOpenGL3Init()
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igStyleColorsCherry()
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var frameTimer = cpuTime() + 0.016666
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var javaBuf {.global.} = newString(2048)
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if fileExists("javaArgs"):
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superUnsafeSet(javaBuf, readFile("javaArgs"), 2048)
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else:
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superUnsafeSet(javaBuf, "-Xmx1024m -Dfile.encoding=UTF-8 -Djava.net.preferIPv4Stack=true", 2048)
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while not w.windowShouldClose:
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frameTimer = cpuTime() + 0.016
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glfwPollEvents()
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igOpenGL3NewFrame()
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igGlfwNewFrame()
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igNewFrame()
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igSetNextWindowPos(zeroPos)
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igBegin("MAGIC MISSILE", flags=ImGuiWindowFlags.NoResize or ImGuiWindowFlags.NoBringToFrontOnFocus or ImGuiWindowFlags.NoCollapse)
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var mainWinX, mainWinY: int32
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w.getFramebufferSize(addr mainWinX, addr mainWinY)
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igSetWindowSize(ImVec2(x: mainWinX.float32, y: mainwinY.float32))
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igText(javaStatus.cstring)
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if not javaExists:
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igPushId(1)
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if not downloadingJava:
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igSameLine(igGetWindowWidth() - 70)
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if igButton("Download", ImVec2(x: 0, y: 0)):
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asyncCheck getJava()
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igPopId()
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igPushId(2)
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if not clientExists:
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igText(clientStatus.cstring)
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if not downloadingClient:
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igSameLine(igGetWindowWidth() - 70)
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if igButton("Download", ImVec2(x: 0, y: 0)):
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asyncCheck getClient()
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else:
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igText(clientStatus.cstring)
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igPopId()
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igText("Client version:")
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igSameLine()
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igText(clientVersion)
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if clientExists and javaExists:
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igText("Java args:")
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igSameLine()
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igPushItemWidth(211)
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igInputText("", javaBuf, 2048)
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if igButton("Run", ImVec2(x: 288, y: 0)):
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w.hideWindow()
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var command = absolutePath(javaDir / "bin" / "java") & " " & (javaBuf.strip(chars={'\x00'}).split(" ") & @["-jar", absolutePath(getJarPath())]).join(" ")
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var process = execCmdEx(command, workingDir=userDir)
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w.showWindow()
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igEnd()
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# End simple window
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igRender()
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glClearColor(0.45f, 0.55f, 0.60f, 1.00f)
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glClear(GL_COLOR_BUFFER_BIT)
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igOpenGL3RenderDrawData(igGetDrawData())
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w.swapBuffers()
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try:
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while frameTimer - cpuTime() > 0:
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poll(((max(0, frameTimer - cpuTime())) * 1000).int)
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except:
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sleep(((max(0, frameTimer - cpuTime())) * 1000).int)
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igOpenGL3Shutdown()
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igGlfwShutdown()
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context.igDestroyContext()
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w.destroyWindow()
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glfwTerminate()
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main()
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