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package prep
// essentially .bash_history, but in a protobuf and for any shell
// stores files ./cache/argv/<appname>.pb
import (
"fmt"
"os"
"path/filepath"
"time"
"go.wit.com/lib/config"
durationpb "google.golang.org/protobuf/types/known/durationpb"
timestamppb "google.golang.org/protobuf/types/known/timestamppb"
)
func (pb *Auto) doHandlePB() error {
return pb.readConfigPB()
}
// makes a bash autocomplete file for your command
func (pb *Auto) readConfigPB() error {
cacheDir, err := os.UserCacheDir()
if err != nil {
return err
}
basedir := filepath.Join(cacheDir, "argv")
os.MkdirAll(basedir, os.ModePerm)
fullname := filepath.Join(basedir, pb.Argname+".pb")
all := NewAutos()
var last *Auto
data, err := os.ReadFile(fullname)
if err == nil {
err = all.Unmarshal(data)
if err == nil {
for found := range all.IterAll() {
dur := time.Since(found.Ctime.AsTime())
pb.Duration = durationpb.New(dur)
// found.PrintDebug()
cmd := fmt.Sprintf("cmd='%s'", found.Cmd)
arglast := fmt.Sprintf("last='%s'", found.Last)
partial := fmt.Sprintf("p='%s'", found.Partial)
age := fmt.Sprintf("age='%-6.6s'", config.FormatDuration(dur))
pb.Debugf("AUTO HISTORY: %s %-18.18s %-18.18s %-12.12s argv='%v' goargs='%v'", age, cmd, arglast, partial, found.Argv, found.Goargs)
last = found
}
}
}
if all.Len() > 15 {
pb.Debugf("DEBUG: trim() history is over 100 len=%d vs new=%d", all.Len(), all.Len()-90)
all.Autos = all.Autos[all.Len()-10:]
// newall.Autos = all.Autos[0:10]
// for _, found := range all.Autos[0:10] {
// newall.Append(found)
// }
}
// need this for the first time the user runs autocomplete
if last == nil {
last = new(Auto)
}
now := time.Now()
pb.Ctime = timestamppb.New(now)
duration := time.Since(last.Ctime.AsTime())
all.Append(pb)
data, err = all.Marshal()
if err != nil {
return err
}
f, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
defer f.Close()
if err != nil {
return err
}
_, err = f.Write(data)
pb.Debugf("WRITE DEBUG: write PB='%s' len(pb)=%d len(data)=%d dur=%v err=%v", fullname, all.Len(), len(data), duration, err)
return err
}
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