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|
package msg
import (
"fmt"
"strings"
"sync"
"time"
"git.sr.ht/~rjarry/aerc/app"
"git.sr.ht/~rjarry/aerc/commands"
"git.sr.ht/~rjarry/aerc/lib/log"
"git.sr.ht/~rjarry/aerc/models"
"git.sr.ht/~rjarry/aerc/worker/types"
)
const (
ARCHIVE_FLAT = "flat"
ARCHIVE_YEAR = "year"
ARCHIVE_MONTH = "month"
)
var ARCHIVE_TYPES = []string{ARCHIVE_FLAT, ARCHIVE_YEAR, ARCHIVE_MONTH}
type Archive struct {
MultiFileStrategy *types.MultiFileStrategy `opt:"-m" action:"ParseMFS" complete:"CompleteMFS"`
Type string `opt:"type" action:"ParseArchiveType" metavar:"flat|year|month" complete:"CompleteType"`
}
func (a *Archive) ParseMFS(arg string) error {
if arg != "" {
mfs, ok := types.StrToStrategy[arg]
if !ok {
return fmt.Errorf("invalid multi-file strategy %s", arg)
}
a.MultiFileStrategy = &mfs
}
return nil
}
func (a *Archive) ParseArchiveType(arg string) error {
for _, t := range ARCHIVE_TYPES {
if t == arg {
a.Type = arg
return nil
}
}
return fmt.Errorf("invalid archive type")
}
func init() {
commands.Register(Archive{})
}
func (Archive) Context() commands.CommandContext {
return commands.MESSAGE_LIST | commands.MESSAGE_VIEWER
}
func (Archive) Aliases() []string {
return []string{"archive"}
}
func (Archive) CompleteMFS(arg string) []string {
return commands.FilterList(types.StrategyStrs(), arg, nil)
}
func (*Archive) CompleteType(arg string) []string {
return commands.FilterList(ARCHIVE_TYPES, arg, nil)
}
func (a Archive) Execute(args []string) error {
h := newHelper()
msgs, err := h.messages()
if err != nil {
return err
}
err = archive(msgs, a.MultiFileStrategy, a.Type)
return err
}
func archive(msgs []*models.MessageInfo, mfs *types.MultiFileStrategy,
archiveType string,
) error {
h := newHelper()
acct, err := h.account()
if err != nil {
return err
}
store, err := h.store()
if err != nil {
return err
}
var uids []uint32
for _, msg := range msgs {
uids = append(uids, msg.Uid)
}
archiveDir := acct.AccountConfig().Archive
marker := store.Marker()
marker.ClearVisualMark()
next := findNextNonDeleted(uids, store)
var uidMap map[string][]uint32
switch archiveType {
case ARCHIVE_MONTH:
uidMap = groupBy(msgs, func(msg *models.MessageInfo) string {
dir := strings.Join([]string{
archiveDir,
fmt.Sprintf("%d", msg.Envelope.Date.Year()),
fmt.Sprintf("%02d", msg.Envelope.Date.Month()),
}, app.SelectedAccount().Worker().PathSeparator(),
)
return dir
})
case ARCHIVE_YEAR:
uidMap = groupBy(msgs, func(msg *models.MessageInfo) string {
dir := strings.Join([]string{
archiveDir,
fmt.Sprintf("%v", msg.Envelope.Date.Year()),
}, app.SelectedAccount().Worker().PathSeparator(),
)
return dir
})
case ARCHIVE_FLAT:
uidMap = make(map[string][]uint32)
uidMap[archiveDir] = commands.UidsFromMessageInfos(msgs)
}
var wg sync.WaitGroup
wg.Add(len(uidMap))
success := true
for dir, uids := range uidMap {
store.Move(uids, dir, true, mfs, func(
msg types.WorkerMessage,
) {
switch msg := msg.(type) {
case *types.Done:
wg.Done()
case *types.Error:
app.PushError(msg.Error.Error())
success = false
wg.Done()
marker.Remark()
}
})
}
// we need to do that in the background, else we block the main thread
go func() {
defer log.PanicHandler()
wg.Wait()
if success {
var s string
if len(uids) > 1 {
s = "%d messages archived to %s"
} else {
s = "%d message archived to %s"
}
app.PushStatus(fmt.Sprintf(s, len(uids), archiveDir), 10*time.Second)
handleDone(acct, next, store)
}
}()
return nil
}
func groupBy(msgs []*models.MessageInfo,
grouper func(*models.MessageInfo) string,
) map[string][]uint32 {
m := make(map[string][]uint32)
for _, msg := range msgs {
group := grouper(msg)
m[group] = append(m[group], msg.Uid)
}
return m
}
|
