Refactoring: remove store from PartInfo

commands/msg/pipe.go

@@ -126,7 +126,8 @@ func (Pipe) Execute(aerc *widgets.Aerc, args []string) error {
 		})
 	} else if pipePart {
 		p := provider.SelectedMessagePart()
-		p.Store.FetchBodyPart(p.Msg.Uid, p.Msg.BodyStructure, p.Index, func(reader io.Reader) {
+		store := provider.Store()
+		store.FetchBodyPart(p.Msg.Uid, p.Msg.BodyStructure, p.Index, func(reader io.Reader) {
 			if background {
 				doExec(reader)
 			} else {

commands/msgview/open.go

@@ -33,7 +33,8 @@ func (Open) Execute(aerc *widgets.Aerc, args []string) error {
 	mv := aerc.SelectedTab().(*widgets.MessageViewer)
 	p := mv.SelectedMessagePart()
 
-	p.Store.FetchBodyPart(p.Msg.Uid, p.Msg.BodyStructure, p.Index, func(reader io.Reader) {
+	store := mv.Store()
+	store.FetchBodyPart(p.Msg.Uid, p.Msg.BodyStructure, p.Index, func(reader io.Reader) {
 		tmpFile, err := ioutil.TempFile(os.TempDir(), "aerc-")
 		if err != nil {
 			aerc.PushError(" " + err.Error())

commands/msgview/save.go

@@ -108,7 +108,8 @@ func (Save) Execute(aerc *widgets.Aerc, args []string) error {
 	}
 
 	ch := make(chan error, 1)
-	pi.Store.FetchBodyPart(
+	store := mv.Store()
+	store.FetchBodyPart(
 		pi.Msg.Uid, pi.Msg.BodyStructure, pi.Index, func(reader io.Reader) {
 			f, err := os.Create(path)
 			if err != nil {

widgets/msgviewer.go

@@ -286,7 +286,6 @@ func (mv *MessageViewer) SelectedMessagePart() *PartInfo {
 		Index: part.index,
 		Msg:   part.msg.MessageInfo(),
 		Part:  part.part,
-		Store: mv.Store(),
 	}
 }
 

widgets/providesmessage.go

@@ -10,7 +10,6 @@ type PartInfo struct {
 	Index []int
 	Msg   *models.MessageInfo
 	Part  *models.BodyStructure
-	Store *lib.MessageStore
 }
 
 type ProvidesMessage interface {