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/*
This file is part of CompileTree (https://github.com/Pacien/CompileTree)
CompileTree is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
CompileTree is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with CompileTree. If not, see <http://www.gnu.org/licenses/>.
*/
package main
import (
"fmt"
"github.com/Pacien/fcmd"
"github.com/howeyc/fsnotify"
"os"
"path"
"strings"
)
func watch(dirPath string, watcher *fsnotify.Watcher) *fsnotify.Watcher {
watcher.Watch(dirPath)
dirs, _ := fcmd.Explore(dirPath)
for _, dir := range dirs {
if !strings.HasPrefix(dir, *settings.outputDir) {
err := watcher.Watch(dir)
if err != nil {
fmt.Println(err)
}
}
}
return watcher
}
func parseParents(dir, sourceDir string, exts []string) map[string][]byte {
dirs := strings.Split(strings.TrimPrefix(dir, sourceDir), "/")
elements := make(map[string][]byte)
for _, dir := range dirs {
elements = parse(path.Join(sourceDir, dir), elements, exts, false)
}
return elements
}
func interactive(sourceDir, outputDir string, exts []string, saveAs string) {
// compile the whole site
compiled(sourceDir, outputDir, exts, saveAs)
// watch the source dir
watcher, err := fsnotify.NewWatcher()
if err != nil {
fmt.Println(err)
}
defer watcher.Close()
watcher = watch(sourceDir, watcher)
for {
select {
case ev := <-watcher.Event:
fmt.Println(ev)
// ignore hidden files
if fcmd.IsHidden(ev.Name) {
break
}
// manage watchers
if ev.IsDelete() || ev.IsRename() {
err = watcher.RemoveWatch(ev.Name)
if err != nil {
fmt.Println(err)
return
}
} else if ev.IsCreate() && fcmd.IsDir(ev.Name) {
watcher = watch(ev.Name, watcher)
}
dir, _ := path.Split(ev.Name)
// remove previously compiled files
if ev.IsDelete() || ev.IsRename() || ev.IsModify() {
var err error
if fcmd.IsDir(ev.Name) || !isParsable(ev.Name, exts) {
err = os.RemoveAll(path.Join(outputDir, strings.TrimPrefix(ev.Name, sourceDir)))
} else {
err = os.RemoveAll(path.Join(outputDir, strings.TrimPrefix(dir, sourceDir)))
}
if err != nil {
fmt.Println(err)
return
}
}
// recompile changed files
if ev.IsCreate() || ev.IsModify() {
if fcmd.IsDir(ev.Name) {
elements := parseParents(ev.Name, sourceDir, exts)
dirPath := path.Join(sourceDir, strings.TrimPrefix(ev.Name, sourceDir))
wait.Add(2)
go compile(dirPath, elements, sourceDir, outputDir, saveAs, exts, true)
go copyFiles(dirPath, sourceDir, outputDir, exts, true)
} else {
dirPath := path.Join(sourceDir, strings.TrimPrefix(dir, sourceDir))
if isParsable(path.Ext(ev.Name), exts) {
elements := parseParents(dir, sourceDir, exts)
wait.Add(1)
go compile(dirPath, elements, sourceDir, outputDir, saveAs, exts, true)
}
wait.Add(1)
go copyFiles(dirPath, sourceDir, outputDir, exts, false)
}
}
// wait until all tasks are completed
wait.Wait()
case err := <-watcher.Error:
fmt.Println(err)
}
}
}
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