Factor IMAP-specific structs out of UI models

Before, we were using several IMAP-specific concepts to represent
information being displayed in the UI. Factor these structures out of
the IMAP package to make it easier for other backends to provide the
required information.

3 files changed, 11 insertions, 15 deletions

diff --git a/widgets/msglist.go b/widgets/msglist.go
index 7051478..8968653 100644
--- a/widgets/msglist.go
+++ b/widgets/msglist.go
@@ -4,7 +4,6 @@ import (
 	"fmt"
 	"log"
 
-	"github.com/emersion/go-imap"
 	"github.com/gdamore/tcell"
 	"github.com/mattn/go-runewidth"
 
@@ -86,7 +85,7 @@ func (ml *MessageList) Draw(ctx *ui.Context) {
 		// unread message
 		seen := false
 		for _, flag := range msg.Flags {
-			if flag == imap.SeenFlag {
+			if flag == models.SeenFlag {
 				seen = true
 			}
 		}
diff --git a/widgets/msgviewer.go b/widgets/msgviewer.go
index 6a645f9..f6bef2d 100644
--- a/widgets/msgviewer.go
+++ b/widgets/msgviewer.go
@@ -9,7 +9,6 @@ import (
 	"strings"
 
 	"github.com/danwakefield/fnmatch"
-	"github.com/emersion/go-imap"
 	"github.com/emersion/go-message"
 	_ "github.com/emersion/go-message/charset"
 	"github.com/emersion/go-message/mail"
@@ -66,12 +65,12 @@ func NewMessageViewer(acct *AccountView, conf *config.AercConfig,
 	headers.AddChild(
 		&HeaderView{
 			Name:  "From",
-			Value: lib.FormatAddresses(msg.Envelope.From),
+			Value: models.FormatAddresses(msg.Envelope.From),
 		}).At(0, 0)
 	headers.AddChild(
 		&HeaderView{
 			Name:  "To",
-			Value: lib.FormatAddresses(msg.Envelope.To),
+			Value: models.FormatAddresses(msg.Envelope.To),
 		}).At(0, 1)
 	headers.AddChild(
 		&HeaderView{
@@ -112,7 +111,7 @@ handle_error:
 }
 
 func enumerateParts(conf *config.AercConfig, store *lib.MessageStore,
-	msg *models.MessageInfo, body *imap.BodyStructure,
+	msg *models.MessageInfo, body *models.BodyStructure,
 	showHeaders bool, index []int) ([]*PartViewer, error) {
 
 	var parts []*PartViewer
@@ -324,7 +323,7 @@ type PartViewer struct {
 	msg         *models.MessageInfo
 	pager       *exec.Cmd
 	pagerin     io.WriteCloser
-	part        *imap.BodyStructure
+	part        *models.BodyStructure
 	showHeaders bool
 	sink        io.WriteCloser
 	source      io.Reader
@@ -334,7 +333,7 @@ type PartViewer struct {
 
 func NewPartViewer(conf *config.AercConfig,
 	store *lib.MessageStore, msg *models.MessageInfo,
-	part *imap.BodyStructure, showHeaders bool,
+	part *models.BodyStructure, showHeaders bool,
 	index []int) (*PartViewer, error) {
 
 	var (
@@ -365,11 +364,11 @@ func NewPartViewer(conf *config.AercConfig,
 			case "subject":
 				header = msg.Envelope.Subject
 			case "from":
-				header = lib.FormatAddresses(msg.Envelope.From)
+				header = models.FormatAddresses(msg.Envelope.From)
 			case "to":
-				header = lib.FormatAddresses(msg.Envelope.To)
+				header = models.FormatAddresses(msg.Envelope.To)
 			case "cc":
-				header = lib.FormatAddresses(msg.Envelope.Cc)
+				header = models.FormatAddresses(msg.Envelope.Cc)
 			}
 			if f.Regex.Match([]byte(header)) {
 				filter = exec.Command("sh", "-c", f.Command)
diff --git a/widgets/providesmessage.go b/widgets/providesmessage.go
index d8b1e77..a1cfaa8 100644
--- a/widgets/providesmessage.go
+++ b/widgets/providesmessage.go
@@ -1,8 +1,6 @@
 package widgets
 
 import (
-	"github.com/emersion/go-imap"
-
 	"git.sr.ht/~sircmpwn/aerc/lib"
 	"git.sr.ht/~sircmpwn/aerc/lib/ui"
 	"git.sr.ht/~sircmpwn/aerc/models"
@@ -10,8 +8,8 @@ import (
 
 type PartInfo struct {
 	Index []int
-	Msg   *types.MessageInfo
-	Part  *imap.BodyStructure
+	Msg   *models.MessageInfo
+	Part  *models.BodyStructure
 	Store *lib.MessageStore
 }