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utils.go
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/
utils.go
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package utils
import (
"os"
"path/filepath"
"regexp"
"strings"
)
type firmware struct {
Path string
Name string
extra string
IsLoader bool
}
type combo struct {
match string
prefer string
avoid string
loader string
}
func isPreferred(existing bool, path string, board combo) bool {
if path == "" {
return false
}
if board.avoid != "" && strings.Contains(path, board.avoid) {
return false
}
if existing && !strings.Contains(path, board.prefer) {
return false
}
return true
}
func GetCompatibleWith(name string, rootPath string) map[string][]firmware {
files := make(map[string][]firmware)
knownBoards := make(map[string]combo)
knownBoards["mkr1000"] = combo{match: "(WINC1500)*(3a0)", loader: "WINC1500/Firmware*"}
knownBoards["mkrwifi1010"] = combo{match: "(NINA)", loader: "NINA/Firmware.*mkrwifi1010.*", avoid: "uno"}
knownBoards["nano_33_iot"] = combo{match: "(NINA)", loader: "NINA/Firmware.*nano_33_iot.*", avoid: "uno"}
knownBoards["mkrvidor4000"] = combo{match: "(NINA)", loader: "NINA/Firmware.*mkrvidor.*", avoid: "uno"}
knownBoards["uno2018"] = combo{match: "(NINA)", loader: "NINA/Firmware.*unowifi.*", prefer: "uno", avoid: "mkr"}
knownBoards["mkrnb1500"] = combo{match: "SARA", loader: "SARA/SerialSARAPassthrough*"}
//knownBoards["nanorp2040connect"] = combo{match: "(NINA).*(Nano_RP2040_Connect)", loader: "NINA/Firmware.*nanorp2040connect.*"}
listAll := false
if knownBoards[strings.ToLower(name)].match == "" {
listAll = true
}
exePath := rootPath
if exePath == "" {
exePath, _ = os.Executable()
}
root := filepath.Dir(exePath)
root = filepath.Join(root, "firmwares")
loader := regexp.MustCompile(knownBoards[name].loader)
fw := regexp.MustCompile(knownBoards[name].match)
err := filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
if info.IsDir() {
return nil
}
unixPath := filepath.ToSlash(path)
parts := strings.Split(unixPath, "/")
fancyName := parts[len(parts)-3] + " " + parts[len(parts)-2]
f := firmware{
Path: unixPath,
Name: fancyName,
IsLoader: loader.MatchString(unixPath) && !listAll,
}
folder := filepath.Dir(path)
lowerPath, _ := filepath.Rel(root, path)
lowerPath = strings.ToLower(lowerPath)
_, alreadyPopulated := files[folder]
if strings.HasPrefix(f.Name, "firmwares") && !f.IsLoader {
return nil
}
if listAll && !strings.HasPrefix(f.Name, "firmwares") {
files[folder] = append(files[folder], f)
}
if !listAll && (fw.MatchString(path) || f.IsLoader) && isPreferred(alreadyPopulated, lowerPath, knownBoards[name]) {
files[folder] = append(files[folder], f)
}
return nil
})
// check files and add information to fw.Name in case of name clashing
for k := range files {
for i := range files[k] {
for j := range files[k] {
if files[k][i].Name == files[k][j].Name && i != j {
files[k][i].extra = filepath.Base(files[k][i].Path)
}
}
}
}
for k := range files {
for i := range files[k] {
if files[k][i].extra != "" {
files[k][i].Name = files[k][i].Name + " (" + files[k][i].extra + ")"
}
}
}
if err != nil {
return files
}
return files
}