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|
package pikdex
import (
"errors"
"io/fs"
"os"
"path"
"path/filepath"
"pik/model"
"pik/spool"
"slices"
"strings"
)
var Roots = []string{
// current name
".pik",
"_pik",
// program names from a previous life
".godo",
"_godo",
".pik",
"_uwu",
//utility
".bin",
"_bin",
"tasks",
".tasks",
"_tasks",
}
var SkippedFolders = []string{
".git",
".config",
".idea",
}
func init() {
// add own executable name to uwudexable dirs
self, err := os.Executable()
if strings.HasSuffix(self, ".test") {
return
}
if err != nil {
_, _ = spool.Warn("%v\n", err)
return
}
self = strings.TrimSuffix(self, ".exe")
Roots = append(Roots, "."+self, "_"+self)
}
var Indexer = &uwudex{mods: make(map[string]*SourceData)}
type uwudex struct {
mods map[string]*SourceData
}
type SourceData struct {
Aliases []string
Icon string
Path string
}
func (u *uwudex) Index(absPath string, f fs.FS, runners []model.Runner) ([]model.Target, error) {
wants, root, err := u.WantsWalk(f)
if !wants {
return nil, err
}
var targets []model.Target
mod := u.mods[absPath]
if mod == nil {
u.mods[absPath] = &SourceData{
Path: absPath,
}
mod = u.mods[absPath]
}
err = fs.WalkDir(f, root, func(p string, d fs.DirEntry, err error) error {
if !d.IsDir() {
for trigger, applier := range MetaFiles {
// during the crawl, we might find meta files
expectedLocation := filepath.Join(absPath, root, trigger)
actualLocation := filepath.Join(absPath, p)
if expectedLocation != actualLocation {
continue
}
content, err := os.ReadFile(expectedLocation)
if err != nil {
spool.Warn("%v\n", err)
continue
}
applier(mod, string(content))
}
}
if d.IsDir() {
_, dirName := path.Split(p)
if slices.Contains(SkippedFolders, dirName) {
return fs.SkipDir
}
}
for _, r := range runners {
wants, err := r.Wants(f, p, d)
if err != nil {
// TODO: Gracefully keep crawling?
return err
}
if wants {
t, err := r.CreateTarget(f, absPath, p, d)
if err != nil {
// TODO: Gracefully keep crawling?
return err
}
targets = append(targets, t)
return nil
}
if err != nil {
// TODO: Gracefully keep crawling?
return err
}
}
return nil
})
u.mods[absPath] = mod
return targets, err
}
func (u *uwudex) WantsWalk(f fs.FS) (bool, string, error) {
entries, err := fs.ReadDir(f, ".")
if err != nil {
if errors.Is(err, fs.ErrNotExist) {
return false, "", nil
} else {
return false, "", err
}
}
for _, e := range entries {
for _, r := range Roots {
if e.Name() == r && e.IsDir() {
return true, r, nil
}
}
}
return false, "", nil
}
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