From 0998bc355e6425e6b2bdf3d2da7124aa7b63b2a2 Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Thu, 17 Aug 2023 08:58:11 +0000
Subject: [PATCH] fix rebuild debouncing

---
 quartz/bootstrap-cli.mjs |  269 +++++++++++++++++++++++++++++++++++++----------------
 1 files changed, 185 insertions(+), 84 deletions(-)

diff --git a/quartz/bootstrap-cli.mjs b/quartz/bootstrap-cli.mjs
index 81715ad..8efa7b0 100755
--- a/quartz/bootstrap-cli.mjs
+++ b/quartz/bootstrap-cli.mjs
@@ -9,10 +9,15 @@
 import fs from "fs"
 import { intro, isCancel, outro, select, text } from "@clack/prompts"
 import { rimraf } from "rimraf"
+import chokidar from "chokidar"
 import prettyBytes from "pretty-bytes"
-import { spawnSync } from "child_process"
-import { transform as cssTransform } from "lightningcss"
+import { execSync, spawnSync } from "child_process"
+import http from "http"
+import serveHandler from "serve-handler"
+import { WebSocketServer } from "ws"
+import { randomUUID } from "crypto"
 
+const ORIGIN_NAME = "origin"
 const UPSTREAM_NAME = "upstream"
 const QUARTZ_SOURCE_BRANCH = "v4-alpha"
 const cwd = process.cwd()
@@ -49,12 +54,6 @@
     default: true,
     describe: "push updates to your Quartz fork",
   },
-  force: {
-    boolean: true,
-    alias: ["f"],
-    default: true,
-    describe: "whether to apply the --force flag to git commands",
-  },
   pull: {
     boolean: true,
     default: true,
@@ -75,6 +74,10 @@
     default: false,
     describe: "run a local server to live-preview your Quartz",
   },
+  baseDir: {
+    string: true,
+    describe: "base path to serve your local server on",
+  },
   port: {
     number: true,
     default: 8080,
@@ -85,6 +88,10 @@
     default: false,
     describe: "show detailed bundle information",
   },
+  concurrency: {
+    number: true,
+    describe: "how many threads to use to parse notes",
+  },
 }
 
 function escapePath(fp) {
@@ -125,6 +132,11 @@
   await fs.promises.rm(contentCacheFolder, { force: true, recursive: true })
 }
 
+function gitPull(origin, branch) {
+  const flags = ["--no-rebase", "--autostash", "-s", "recursive", "-X", "ours", "--no-edit"]
+  spawnSync("git", ["pull", ...flags, origin, branch], { stdio: "inherit" })
+}
+
 yargs(hideBin(process.argv))
   .scriptName("quartz")
   .version(version)
@@ -247,7 +259,10 @@
     console.log(
       "Pulling updates... you may need to resolve some `git` conflicts if you've made changes to components or plugins.",
     )
-    spawnSync("git", ["pull", "--rebase", "--autostash", UPSTREAM_NAME, QUARTZ_SOURCE_BRANCH], { stdio: "inherit" })
+    execSync(
+      `git remote show upstream || git remote add upstream https://github.com/jackyzha0/quartz.git`,
+    )
+    gitPull(UPSTREAM_NAME, QUARTZ_SOURCE_BRANCH)
     await popContentFolder(contentFolder)
     console.log("Ensuring dependencies are up to date")
     spawnSync("npm", ["i"], { stdio: "inherit" })
@@ -272,102 +287,188 @@
       console.log(
         "Pulling updates from your repository. You may need to resolve some `git` conflicts if you've made changes to components or plugins.",
       )
-      spawnSync("git", ["pull", "--rebase", "--autostash", "origin", QUARTZ_SOURCE_BRANCH], { stdio: "inherit" })
+      gitPull(ORIGIN_NAME, QUARTZ_SOURCE_BRANCH)
     }
 
     await popContentFolder(contentFolder)
     if (argv.push) {
       console.log("Pushing your changes")
-      const args = argv.force
-        ? ["push", "-f", "origin", QUARTZ_SOURCE_BRANCH]
-        : ["push", "origin", QUARTZ_SOURCE_BRANCH]
-      spawnSync("git", args, { stdio: "inherit" })
+      spawnSync("git", ["push", "-f", ORIGIN_NAME, QUARTZ_SOURCE_BRANCH], { stdio: "inherit" })
     }
 
     console.log(chalk.green("Done!"))
   })
   .command("build", "Build Quartz into a bundle of static HTML files", BuildArgv, async (argv) => {
-    const result = await esbuild
-      .build({
-        entryPoints: [fp],
-        outfile: path.join("quartz", cacheFile),
-        bundle: true,
-        keepNames: true,
-        minify: true,
-        platform: "node",
-        format: "esm",
-        jsx: "automatic",
-        jsxImportSource: "preact",
-        packages: "external",
-        metafile: true,
-        sourcemap: true,
-        plugins: [
-          sassPlugin({
-            type: "css-text",
-            cssImports: true,
-            async transform(css) {
-              const { code } = cssTransform({
-                filename: "style.css",
-                code: Buffer.from(css),
-                minify: true,
-              })
-              return code.toString()
-            },
-          }),
-          {
-            name: "inline-script-loader",
-            setup(build) {
-              build.onLoad({ filter: /\.inline\.(ts|js)$/ }, async (args) => {
-                let text = await promises.readFile(args.path, "utf8")
+    console.log(chalk.bgGreen.black(`\n Quartz v${version} \n`))
+    const ctx = await esbuild.context({
+      entryPoints: [fp],
+      outfile: path.join("quartz", cacheFile),
+      bundle: true,
+      keepNames: true,
+      minifyWhitespace: true,
+      minifySyntax: true,
+      platform: "node",
+      format: "esm",
+      jsx: "automatic",
+      jsxImportSource: "preact",
+      packages: "external",
+      metafile: true,
+      sourcemap: true,
+      sourcesContent: false,
+      plugins: [
+        sassPlugin({
+          type: "css-text",
+          cssImports: true,
+        }),
+        {
+          name: "inline-script-loader",
+          setup(build) {
+            build.onLoad({ filter: /\.inline\.(ts|js)$/ }, async (args) => {
+              let text = await promises.readFile(args.path, "utf8")
 
-                // remove default exports that we manually inserted
-                text = text.replace("export default", "")
-                text = text.replace("export", "")
+              // remove default exports that we manually inserted
+              text = text.replace("export default", "")
+              text = text.replace("export", "")
 
-                const sourcefile = path.relative(path.resolve("."), args.path)
-                const resolveDir = path.dirname(sourcefile)
-                const transpiled = await esbuild.build({
-                  stdin: {
-                    contents: text,
-                    loader: "ts",
-                    resolveDir,
-                    sourcefile,
-                  },
-                  write: false,
-                  minify: true,
-                  bundle: true,
-                  platform: "browser",
-                  format: "esm",
-                })
-                const rawMod = transpiled.outputFiles[0].text
-                return {
-                  contents: rawMod,
-                  loader: "text",
-                }
+              const sourcefile = path.relative(path.resolve("."), args.path)
+              const resolveDir = path.dirname(sourcefile)
+              const transpiled = await esbuild.build({
+                stdin: {
+                  contents: text,
+                  loader: "ts",
+                  resolveDir,
+                  sourcefile,
+                },
+                write: false,
+                bundle: true,
+                platform: "browser",
+                format: "esm",
               })
-            },
+              const rawMod = transpiled.outputFiles[0].text
+              return {
+                contents: rawMod,
+                loader: "text",
+              }
+            })
           },
-        ],
-      })
-      .catch((err) => {
+        },
+      ],
+    })
+
+    const timeoutIds = new Set()
+    const build = async (clientRefresh) => {
+      const result = await ctx.rebuild().catch((err) => {
         console.error(`${chalk.red("Couldn't parse Quartz configuration:")} ${fp}`)
         console.log(`Reason: ${chalk.grey(err)}`)
         process.exit(1)
       })
 
-    if (argv.bundleInfo) {
-      const outputFileName = "quartz/.quartz-cache/transpiled-build.mjs"
-      const meta = result.metafile.outputs[outputFileName]
-      console.log(
-        `Successfully transpiled ${Object.keys(meta.inputs).length} files (${prettyBytes(
-          meta.bytes,
-        )})`,
-      )
-      console.log(await esbuild.analyzeMetafile(result.metafile, { color: true }))
+      if (argv.bundleInfo) {
+        const outputFileName = "quartz/.quartz-cache/transpiled-build.mjs"
+        const meta = result.metafile.outputs[outputFileName]
+        console.log(
+          `Successfully transpiled ${Object.keys(meta.inputs).length} files (${prettyBytes(
+            meta.bytes,
+          )})`,
+        )
+        console.log(await esbuild.analyzeMetafile(result.metafile, { color: true }))
+      }
+
+      // bypass module cache
+      // https://github.com/nodejs/modules/issues/307
+      const { default: buildQuartz } = await import(cacheFile + `?update=${randomUUID()}`)
+      await buildQuartz(argv, clientRefresh)
+      clientRefresh()
     }
 
-    const { default: buildQuartz } = await import(cacheFile)
-    buildQuartz(argv, version)
+    const rebuild = (clientRefresh) => {
+      timeoutIds.forEach((id) => clearTimeout(id))
+      timeoutIds.add(setTimeout(() => build(clientRefresh), 250))
+    }
+
+    if (argv.serve) {
+      const wss = new WebSocketServer({ port: 3001 })
+      const connections = []
+      wss.on("connection", (ws) => connections.push(ws))
+      const clientRefresh = () => connections.forEach((conn) => conn.send("rebuild"))
+
+      await build(clientRefresh)
+      const server = http.createServer(async (req, res) => {
+        const serve = async () => {
+          await serveHandler(req, res, {
+            public: argv.output,
+            directoryListing: false,
+          })
+          const status = res.statusCode
+          const statusString =
+            status >= 200 && status < 300 ? chalk.green(`[${status}]`) : chalk.red(`[${status}]`)
+          console.log(statusString + chalk.grey(` ${req.url}`))
+        }
+
+        const redirect = (newFp) => {
+          res.writeHead(302, {
+            Location: newFp,
+          })
+          console.log(chalk.yellow("[302]") + chalk.grey(` ${req.url} -> ${newFp}`))
+          res.end()
+        }
+
+        let fp = req.url?.split("?")[0] ?? "/"
+
+        // handle redirects
+        if (fp.endsWith("/")) {
+          // /trailing/
+          // does /trailing/index.html exist? if so, serve it
+          const indexFp = path.posix.join(fp, "index.html")
+          if (fs.existsSync(path.posix.join(argv.output, indexFp))) {
+            req.url = fp
+            return serve()
+          }
+
+          // does /trailing.html exist? if so, redirect to /trailing
+          let base = fp.slice(0, -1)
+          if (path.extname(base) === "") {
+            base += ".html"
+          }
+          if (fs.existsSync(path.posix.join(argv.output, base))) {
+            return redirect(fp.slice(0, -1))
+          }
+        } else {
+          // /regular
+          // does /regular.html exist? if so, serve it
+          let base = fp
+          if (path.extname(base) === "") {
+            base += ".html"
+          }
+          if (fs.existsSync(path.posix.join(argv.output, base))) {
+            req.url = fp
+            return serve()
+          }
+
+          // does /regular/index.html exist? if so, redirect to /regular/
+          let indexFp = path.posix.join(fp, "index.html")
+          if (fs.existsSync(path.posix.join(argv.output, indexFp))) {
+            return redirect(fp + "/")
+          }
+        }
+
+        return serve()
+      })
+      server.listen(argv.port)
+      console.log(chalk.cyan(`Started a Quartz server listening at http://localhost:${argv.port}`))
+      console.log("hint: exit with ctrl+c")
+      chokidar
+        .watch(["**/*.ts", "**/*.tsx", "**/*.scss", "package.json"], {
+          ignoreInitial: true,
+        })
+        .on("all", async () => {
+          console.log(chalk.yellow("Detected a source code change, doing a hard rebuild..."))
+          rebuild(clientRefresh)
+        })
+    } else {
+      await build(() => {})
+      ctx.dispose()
+    }
   })
   .showHelpOnFail(false)
   .help()

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