131 lines
2.9 KiB
Go
131 lines
2.9 KiB
Go
package msg
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import (
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"errors"
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"time"
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"git.sr.ht/~rjarry/aerc/lib"
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"git.sr.ht/~rjarry/aerc/models"
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"git.sr.ht/~rjarry/aerc/widgets"
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"git.sr.ht/~rjarry/aerc/worker/types"
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)
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type Delete struct{}
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func init() {
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register(Delete{})
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}
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func (Delete) Aliases() []string {
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return []string{"delete", "delete-message"}
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}
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func (Delete) Complete(aerc *widgets.Aerc, args []string) []string {
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return nil
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}
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func (Delete) Execute(aerc *widgets.Aerc, args []string) error {
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if len(args) != 1 {
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return errors.New("Usage: :delete")
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}
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h := newHelper(aerc)
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store, err := h.store()
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if err != nil {
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return err
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}
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uids, err := h.markedOrSelectedUids()
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if err != nil {
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return err
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}
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acct, err := h.account()
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if err != nil {
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return err
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}
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sel := store.Selected()
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marker := store.Marker()
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marker.ClearVisualMark()
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// caution, can be nil
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next := findNextNonDeleted(uids, store)
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store.Delete(uids, func(msg types.WorkerMessage) {
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switch msg := msg.(type) {
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case *types.Done:
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aerc.PushStatus("Messages deleted.", 10*time.Second)
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mv, isMsgView := h.msgProvider.(*widgets.MessageViewer)
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if isMsgView {
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if !aerc.Config().Ui.NextMessageOnDelete {
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aerc.RemoveTab(h.msgProvider)
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} else {
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// no more messages in the list
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if next == nil {
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aerc.RemoveTab(h.msgProvider)
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acct.Messages().Select(-1)
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acct.Messages().Invalidate()
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return
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}
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lib.NewMessageStoreView(next, store, aerc.Crypto, aerc.DecryptKeys,
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func(view lib.MessageView, err error) {
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if err != nil {
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aerc.PushError(err.Error())
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return
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}
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nextMv := widgets.NewMessageViewer(acct, aerc.Config(), view)
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aerc.ReplaceTab(mv, nextMv, next.Envelope.Subject)
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})
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}
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} else {
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if next == nil {
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// We deleted the last message, select the new last message
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// instead of the first message
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acct.Messages().Select(-1)
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}
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}
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case *types.Error:
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marker.Remark()
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store.Select(sel.Uid)
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aerc.PushError(msg.Error.Error())
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case *types.Unsupported:
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marker.Remark()
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store.Select(sel.Uid)
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// notmuch doesn't support it, we want the user to know
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aerc.PushError(" error, unsupported for this worker")
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}
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})
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return nil
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}
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func findNextNonDeleted(deleted []uint32, store *lib.MessageStore) *models.MessageInfo {
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var next, previous *models.MessageInfo
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stepper := []func(){store.Next, store.Prev}
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for _, stepFn := range stepper {
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previous = nil
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for {
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next = store.Selected()
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if next != nil && !contains(deleted, next.Uid) {
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if _, deleted := store.Deleted[next.Uid]; !deleted {
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return next
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}
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}
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if next == nil || previous == next {
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break
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}
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stepFn()
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previous = next
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}
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}
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if next != nil {
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store.Select(next.Uid)
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}
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return next
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}
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func contains(uids []uint32, uid uint32) bool {
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for _, item := range uids {
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if item == uid {
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return true
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}
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}
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return false
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}
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