Move findPlaintext / findFirstNonMultipart to utils

They are used by more than one command and as such need to be in a common file.

commands/msg/reply.go

@@ -196,34 +196,3 @@ func (reply) Execute(aerc *widgets.Aerc, args []string) error {
 		return addTab()
 	}
 }
-
-func findPlaintext(bs *models.BodyStructure, path []int) []int {
-	for i, part := range bs.Parts {
-		cur := append(path, i+1)
-		if strings.ToLower(part.MIMEType) == "text" &&
-			strings.ToLower(part.MIMESubType) == "plain" {
-			return cur
-		}
-		if strings.ToLower(part.MIMEType) == "multipart" {
-			if path := findPlaintext(part, cur); path != nil {
-				return path
-			}
-		}
-	}
-	return nil
-}
-
-func findFirstNonMultipart(bs *models.BodyStructure, path []int) []int {
-	for i, part := range bs.Parts {
-		cur := append(path, i+1)
-		mimetype := strings.ToLower(part.MIMEType)
-		if mimetype != "multipart" {
-			return path
-		} else if mimetype == "multipart" {
-			if path := findPlaintext(part, cur); path != nil {
-				return path
-			}
-		}
-	}
-	return nil
-}

commands/msg/utils.go

@@ -2,6 +2,7 @@ package msg
 
 import (
 	"errors"
+	"strings"
 
 	"git.sr.ht/~sircmpwn/aerc/commands"
 	"git.sr.ht/~sircmpwn/aerc/lib"
@@ -48,3 +49,34 @@ func (h *helper) messages() ([]*models.MessageInfo, error) {
 	}
 	return commands.MsgInfoFromUids(store, uid)
 }
+
+func findPlaintext(bs *models.BodyStructure, path []int) []int {
+	for i, part := range bs.Parts {
+		cur := append(path, i+1)
+		if strings.ToLower(part.MIMEType) == "text" &&
+			strings.ToLower(part.MIMESubType) == "plain" {
+			return cur
+		}
+		if strings.ToLower(part.MIMEType) == "multipart" {
+			if path := findPlaintext(part, cur); path != nil {
+				return path
+			}
+		}
+	}
+	return nil
+}
+
+func findFirstNonMultipart(bs *models.BodyStructure, path []int) []int {
+	for i, part := range bs.Parts {
+		cur := append(path, i+1)
+		mimetype := strings.ToLower(part.MIMEType)
+		if mimetype != "multipart" {
+			return path
+		} else if mimetype == "multipart" {
+			if path := findPlaintext(part, cur); path != nil {
+				return path
+			}
+		}
+	}
+	return nil
+}