130 lines
2.3 KiB
Go
130 lines
2.3 KiB
Go
package main
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import (
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"fmt"
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"os"
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"path/filepath"
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"time"
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"github.com/jaschaephraim/lrserver"
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"github.com/radovskyb/watcher"
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"github.com/urfave/cli/v2"
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)
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func watchAction(ctx *cli.Context) error {
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cfgPath, err := filepath.Abs(ctx.String("c"))
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if err != nil {
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return err
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}
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os.Chdir(filepath.Dir(cfgPath))
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optsSetups := readCfg(cfgPath)
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for i := range optsSetups {
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opts := optsSetups[i]
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go func(opts options) {
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w := watcher.New()
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w.SetMaxEvents(1)
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w.FilterOps(watcher.Write, watcher.Rename, watcher.Move, watcher.Create, watcher.Remove)
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if len(opts.Watch.Exclude) > 0 {
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w.Ignore(opts.Watch.Exclude...)
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}
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if opts.ESBuild.Outdir != "" {
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w.Ignore(opts.ESBuild.Outdir)
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}
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for _, p := range opts.Watch.Paths {
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if err := w.AddRecursive(p); err != nil {
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fmt.Println(err.Error())
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os.Exit(1)
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}
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}
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go func() {
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for {
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select {
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case event := <-w.Event:
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fmt.Printf("File %s changed\n", event.Name())
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purge(opts)
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cp(opts)
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build(opts)
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replace(opts)
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case err := <-w.Error:
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fmt.Println(err.Error())
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case <-w.Closed:
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return
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}
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}
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}()
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fmt.Printf("Watching %d elements in %s\n", len(w.WatchedFiles()), opts.Watch.Paths)
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purge(opts)
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cp(opts)
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build(opts)
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replace(opts)
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if err := w.Start(time.Millisecond * 100); err != nil {
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fmt.Println(err.Error())
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}
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}(opts)
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if opts.Serve.Path != "" {
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go func() {
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port := 8080
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if opts.Serve.Port != 0 {
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port = opts.Serve.Port
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}
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err := Serve(opts.Serve.Path, uint(port))
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if err != nil {
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fmt.Printf("%+v\n", err.Error())
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os.Exit(1)
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}
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}()
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}
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if opts.Link.From != "" {
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reqBuildCh := link(opts.Link.From, opts.Link.To)
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go func() {
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for range reqBuildCh {
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cp(opts)
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build(opts)
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replace(opts)
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}
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}()
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}
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}
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go func() {
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fmt.Println("Starting live reload server.")
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port := ctx.Uint("lr-port")
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lr := lrserver.New(lrserver.DefaultName, uint16(port))
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go func() {
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for {
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<-triggerReload
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lr.Reload("")
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}
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}()
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lr.SetStatusLog(nil)
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err := lr.ListenAndServe()
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if err != nil {
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panic(err)
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}
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}()
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runProxy(ctx.Context, filepath.Dir(cfgPath), optsSetups)
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<-ctx.Done()
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fmt.Println("Stopped watching.")
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return nil
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}
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