83 lines
1.9 KiB
Go
83 lines
1.9 KiB
Go
package main
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import (
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"embed"
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"fmt"
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"html/template"
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"io/fs"
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"net/http"
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"os"
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)
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const PORT = 3003
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type frontendInfo struct {
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Name, Mountpoint string
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}
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//go:embed "all:vuejs/dist"
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var vueFiles embed.FS
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//go:embed "all:reactNextJS/out"
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var nextFiles embed.FS
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//go:embed "all:svelte/dist"
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var svelteFiles embed.FS
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//go:embed "vanillaJS"
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var vanillaFiles embed.FS
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//go:embed "alpinejs"
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var alpineFiles embed.FS
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//go:embed "react"
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var reactFiles embed.FS
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func addFrontend(files embed.FS, mountpoint string, subfs string, name string) frontendInfo {
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subFiles, _ := fs.Sub(files, subfs)
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fileServer := http.FileServerFS(subFiles)
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http.Handle(mountpoint, http.StripPrefix(mountpoint, fileServer))
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return frontendInfo{name, mountpoint}
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}
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func outputIndexAndExit(indexTemplate template.Template, frontends []frontendInfo) {
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file, err := os.OpenFile("index.html", os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
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if err != nil {
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panic(err) // Handle error
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}
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defer file.Close()
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indexTemplate.Execute(file, frontends)
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os.Exit(0)
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}
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func main() {
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args := os.Args
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home_template, err := template.ParseFiles("index.tmpl")
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if err != nil {
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panic(fmt.Sprintf("Error parsing homepage template\n%s", err))
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}
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frontends := []frontendInfo{
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addFrontend(vanillaFiles, "/vanillaJS/", "vanillaJS", "JS Only"),
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addFrontend(alpineFiles, "/alpinejs/", "alpinejs", "Alpine.js"),
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addFrontend(reactFiles, "/react/", "react", "React"),
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addFrontend(nextFiles, "/reactNextJS/", "reactNextJS/out", "React (Next.js)"),
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addFrontend(vueFiles, "/vuejs/", "vuejs/dist", "Vue.js"),
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addFrontend(svelteFiles, "/svelte/", "svelte/dist", "Svelte"),
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}
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if len(args) == 2 && args[1] == "generate" {
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outputIndexAndExit(*home_template, frontends)
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}
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http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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err = home_template.Execute(w, frontends)
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})
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err = http.ListenAndServe(fmt.Sprintf(":%d", PORT), nil)
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if err != nil {
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panic(fmt.Sprintf("Error starting server: %s", err))
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}
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}
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