Factor UI models out of the worker message package

Before, the information needed to display different parts of the UI was
tightly coupled to the specific messages being sent back and forth to
the backend worker. Separating out a models package allows us to be more
specific about exactly what a backend is able to and required to
provide for the UI.

5 files changed, 18 insertions, 17 deletions

diff --git a/widgets/account.go b/widgets/account.go
index 0948c5c..e08a253 100644
--- a/widgets/account.go
+++ b/widgets/account.go
@@ -9,6 +9,7 @@ import (
 	"git.sr.ht/~sircmpwn/aerc/config"
 	"git.sr.ht/~sircmpwn/aerc/lib"
 	"git.sr.ht/~sircmpwn/aerc/lib/ui"
+	"git.sr.ht/~sircmpwn/aerc/models"
 	"git.sr.ht/~sircmpwn/aerc/worker"
 	"git.sr.ht/~sircmpwn/aerc/worker/types"
 )
@@ -169,7 +170,7 @@ func (acct *AccountView) SelectedAccount() *AccountView {
 	return acct
 }
 
-func (acct *AccountView) SelectedMessage() *types.MessageInfo {
+func (acct *AccountView) SelectedMessage() *models.MessageInfo {
 	return acct.msglist.Selected()
 }
 
@@ -195,11 +196,11 @@ func (acct *AccountView) onMessage(msg types.WorkerMessage) {
 			acct.dirlist.UpdateList(nil)
 		}
 	case *types.DirectoryInfo:
-		if store, ok := acct.msgStores[msg.Name]; ok {
+		if store, ok := acct.msgStores[msg.Info.Name]; ok {
 			store.Update(msg)
 		} else {
-			store = lib.NewMessageStore(acct.worker, msg)
-			acct.msgStores[msg.Name] = store
+			store = lib.NewMessageStore(acct.worker, msg.Info)
+			acct.msgStores[msg.Info.Name] = store
 			store.OnUpdate(func(_ *lib.MessageStore) {
 				store.OnUpdate(nil)
 				acct.msglist.SetStore(store)
diff --git a/widgets/dirlist.go b/widgets/dirlist.go
index 4dc8fd2..c5e4a0c 100644
--- a/widgets/dirlist.go
+++ b/widgets/dirlist.go
@@ -55,7 +55,7 @@ func (dirlist *DirectoryList) UpdateList(done func(dirs []string)) {
 
 			switch msg := msg.(type) {
 			case *types.Directory:
-				dirs = append(dirs, msg.Name)
+				dirs = append(dirs, msg.Dir.Name)
 			case *types.Done:
 				sort.Strings(dirs)
 				dirlist.store.Update(dirs)
diff --git a/widgets/msglist.go b/widgets/msglist.go
index 211cbce..7051478 100644
--- a/widgets/msglist.go
+++ b/widgets/msglist.go
@@ -11,7 +11,7 @@ import (
 	"git.sr.ht/~sircmpwn/aerc/config"
 	"git.sr.ht/~sircmpwn/aerc/lib"
 	"git.sr.ht/~sircmpwn/aerc/lib/ui"
-	"git.sr.ht/~sircmpwn/aerc/worker/types"
+	"git.sr.ht/~sircmpwn/aerc/models"
 )
 
 type MessageList struct {
@@ -176,7 +176,7 @@ func (ml *MessageList) Empty() bool {
 	return store == nil || len(store.Uids) == 0
 }
 
-func (ml *MessageList) Selected() *types.MessageInfo {
+func (ml *MessageList) Selected() *models.MessageInfo {
 	store := ml.Store()
 	return store.Messages[store.Uids[len(store.Uids)-ml.store.SelectedIndex()-1]]
 }
diff --git a/widgets/msgviewer.go b/widgets/msgviewer.go
index b0ae79e..6a645f9 100644
--- a/widgets/msgviewer.go
+++ b/widgets/msgviewer.go
@@ -20,7 +20,7 @@ import (
 	"git.sr.ht/~sircmpwn/aerc/config"
 	"git.sr.ht/~sircmpwn/aerc/lib"
 	"git.sr.ht/~sircmpwn/aerc/lib/ui"
-	"git.sr.ht/~sircmpwn/aerc/worker/types"
+	"git.sr.ht/~sircmpwn/aerc/models"
 )
 
 var ansi = regexp.MustCompile("^\x1B\\[[0-?]*[ -/]*[@-~]")
@@ -31,7 +31,7 @@ type MessageViewer struct {
 	conf     *config.AercConfig
 	err      error
 	grid     *ui.Grid
-	msg      *types.MessageInfo
+	msg      *models.MessageInfo
 	switcher *PartSwitcher
 	store    *lib.MessageStore
 }
@@ -44,7 +44,7 @@ type PartSwitcher struct {
 }
 
 func NewMessageViewer(acct *AccountView, conf *config.AercConfig,
-	store *lib.MessageStore, msg *types.MessageInfo) *MessageViewer {
+	store *lib.MessageStore, msg *models.MessageInfo) *MessageViewer {
 
 	grid := ui.NewGrid().Rows([]ui.GridSpec{
 		{ui.SIZE_EXACT, 4}, // TODO: Based on number of header rows
@@ -112,7 +112,7 @@ handle_error:
 }
 
 func enumerateParts(conf *config.AercConfig, store *lib.MessageStore,
-	msg *types.MessageInfo, body *imap.BodyStructure,
+	msg *models.MessageInfo, body *imap.BodyStructure,
 	showHeaders bool, index []int) ([]*PartViewer, error) {
 
 	var parts []*PartViewer
@@ -140,7 +140,7 @@ func enumerateParts(conf *config.AercConfig, store *lib.MessageStore,
 }
 
 func createSwitcher(switcher *PartSwitcher, conf *config.AercConfig,
-	store *lib.MessageStore, msg *types.MessageInfo, showHeaders bool) error {
+	store *lib.MessageStore, msg *models.MessageInfo, showHeaders bool) error {
 	var err error
 	switcher.showHeaders = showHeaders
 
@@ -212,7 +212,7 @@ func (mv *MessageViewer) SelectedAccount() *AccountView {
 	return mv.acct
 }
 
-func (mv *MessageViewer) SelectedMessage() *types.MessageInfo {
+func (mv *MessageViewer) SelectedMessage() *models.MessageInfo {
 	return mv.msg
 }
 
@@ -321,7 +321,7 @@ type PartViewer struct {
 	fetched     bool
 	filter      *exec.Cmd
 	index       []int
-	msg         *types.MessageInfo
+	msg         *models.MessageInfo
 	pager       *exec.Cmd
 	pagerin     io.WriteCloser
 	part        *imap.BodyStructure
@@ -333,7 +333,7 @@ type PartViewer struct {
 }
 
 func NewPartViewer(conf *config.AercConfig,
-	store *lib.MessageStore, msg *types.MessageInfo,
+	store *lib.MessageStore, msg *models.MessageInfo,
 	part *imap.BodyStructure, showHeaders bool,
 	index []int) (*PartViewer, error) {
 
diff --git a/widgets/providesmessage.go b/widgets/providesmessage.go
index 4b71637..d8b1e77 100644
--- a/widgets/providesmessage.go
+++ b/widgets/providesmessage.go
@@ -5,7 +5,7 @@ import (
 
 	"git.sr.ht/~sircmpwn/aerc/lib"
 	"git.sr.ht/~sircmpwn/aerc/lib/ui"
-	"git.sr.ht/~sircmpwn/aerc/worker/types"
+	"git.sr.ht/~sircmpwn/aerc/models"
 )
 
 type PartInfo struct {
@@ -19,6 +19,6 @@ type ProvidesMessage interface {
 	ui.Drawable
 	Store() *lib.MessageStore
 	SelectedAccount() *AccountView
-	SelectedMessage() *types.MessageInfo
+	SelectedMessage() *models.MessageInfo
 	SelectedMessagePart() *PartInfo
 }