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package config
import (
"errors"
"strings"
"go.wit.com/log"
"google.golang.org/protobuf/proto"
)
// loads foo.proto from ~/.config/<appname>/foo.text
func ConfigLoad(pb proto.Message) error {
appname, err := GetAppname() // already configured by your application
if err != nil {
return err
}
protoname, err := GetProtobufName(pb) // defined in the foo.proto file
if err != nil {
return err
}
curfilename, err := GetFilename(pb)
if err == nil {
return err
}
// Get ~/.config/appname/protoname.text
fullname := GetConfigFilename(appname, protoname)
if err = loadTEXT(pb, fullname); err == nil {
// If the config is old or broken, this sets the filename
if curfilename != fullname {
_, err := SetFilename(pb, fullname)
if err != nil {
log.Info("FILENAME COULD NOT BE SET old=", curfilename)
log.Info("FILENAME COULD NOT BE SET new=", fullname)
return errors.Join(err, errors.New("something is wrong in lib/config"))
}
}
return nil
} else {
if strings.HasSuffix(fullname, ".text") {
fulljson := fullname + ".json"
// If the config is old or broken, this sets the filename
if err := loadJSON(pb, fulljson); err == nil {
if curfilename != fullname {
_, err := SetFilename(pb, fullname)
if err != nil {
log.Info("FILENAME COULD NOT BE SET old=", curfilename)
log.Info("FILENAME COULD NOT BE SET new=", fullname)
return errors.Join(err, errors.New("something is wrong in lib/config"))
}
}
return nil
}
}
}
return ErrMarshal
}
|
