hoborg/opencode
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feat(tui): message history select with up/down arrows

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This commit is contained in:
adamdotdevin
2025-07-21 05:52:02 -05:00
parent cef5c29583
commit 8e8796507d
9 changed files with 515 additions and 150 deletions
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82
packages/tui/internal/components/textarea/textarea.go
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@@ -18,6 +18,7 @@ import (
"github.com/charmbracelet/x/ansi"
rw "github.com/mattn/go-runewidth"
"github.com/rivo/uniseg"
"github.com/sst/opencode/internal/attachment"
)
const (
@@ -32,15 +33,6 @@ const (
maxLines = 10000
)
// Attachment represents a special object within the text, distinct from regular characters.
type Attachment struct {
ID string // A unique identifier for this attachment instance
Display string // e.g., "@filename.txt"
URL string
Filename string
MediaType string
}
// Helper functions for converting between runes and any slices
// runesToInterfaces converts a slice of runes to a slice of interfaces
@@ -59,7 +51,7 @@ func interfacesToRunes(items []any) []rune {
switch val := item.(type) {
case rune:
result = append(result, val)
case *Attachment:
case *attachment.Attachment:
result = append(result, []rune(val.Display)...)
}
}
@@ -80,7 +72,7 @@ func interfacesToString(items []any) string {
switch val := item.(type) {
case rune:
s.WriteRune(val)
case *Attachment:
case *attachment.Attachment:
s.WriteString(val.Display)
}
}
@@ -90,7 +82,7 @@ func interfacesToString(items []any) string {
// isAttachmentAtCursor checks if the cursor is positioned on or immediately after an attachment.
// This allows for proper highlighting even when the cursor is technically at the position
// after the attachment object in the underlying slice.
func (m Model) isAttachmentAtCursor() (*Attachment, int, int) {
func (m Model) isAttachmentAtCursor() (*attachment.Attachment, int, int) {
if m.row >= len(m.value) {
return nil, -1, -1
}
@@ -104,7 +96,7 @@ func (m Model) isAttachmentAtCursor() (*Attachment, int, int) {
// Check if the cursor is at the same index as an attachment.
if col < len(row) {
if att, ok := row[col].(*Attachment); ok {
if att, ok := row[col].(*attachment.Attachment); ok {
return att, col, col
}
}
@@ -112,7 +104,7 @@ func (m Model) isAttachmentAtCursor() (*Attachment, int, int) {
// Check if the cursor is immediately after an attachment. This is a common
// state, for example, after just inserting one.
if col > 0 && col <= len(row) {
if att, ok := row[col-1].(*Attachment); ok {
if att, ok := row[col-1].(*attachment.Attachment); ok {
return att, col - 1, col - 1
}
}
@@ -132,7 +124,7 @@ func (m Model) renderLineWithAttachments(
switch val := item.(type) {
case rune:
s.WriteString(style.Render(string(val)))
case *Attachment:
case *attachment.Attachment:
// Check if this is the attachment the cursor is currently on
if currentAttachment != nil && currentAttachment.ID == val.ID {
// Cursor is on this attachment, highlight it
@@ -435,7 +427,7 @@ func (w line) Hash() string {
switch v := item.(type) {
case rune:
s.WriteRune(v)
case *Attachment:
case *attachment.Attachment:
s.WriteString(v.ID)
}
}
@@ -661,7 +653,7 @@ func (m *Model) InsertRune(r rune) {
}
// InsertAttachment inserts an attachment at the cursor position.
func (m *Model) InsertAttachment(att *Attachment) {
func (m *Model) InsertAttachment(att *attachment.Attachment) {
if m.CharLimit > 0 {
availSpace := m.CharLimit - m.Length()
// If the char limit's been reached, cancel.
@@ -716,16 +708,36 @@ func (m *Model) CurrentRowLength() int {
return len(m.value[m.row])
}
// GetAttachments returns all attachments in the textarea.
func (m Model) GetAttachments() []*Attachment {
var attachments []*Attachment
for _, row := range m.value {
// GetAttachments returns all attachments in the textarea with accurate position indices.
func (m Model) GetAttachments() []*attachment.Attachment {
var attachments []*attachment.Attachment
position := 0 // Track absolute position in the text
for rowIdx, row := range m.value {
colPosition := 0 // Track position within the current row
for _, item := range row {
if att, ok := item.(*Attachment); ok {
attachments = append(attachments, att)
switch v := item.(type) {
case *attachment.Attachment:
// Clone the attachment to avoid modifying the original
att := *v
att.StartIndex = position + colPosition
att.EndIndex = position + colPosition + len(v.Display)
attachments = append(attachments, &att)
colPosition += len(v.Display)
case rune:
colPosition++
}
}
// Add newline character position (except for last row)
if rowIdx < len(m.value)-1 {
position += colPosition + 1 // +1 for newline
} else {
position += colPosition
}
}
return attachments
}
@@ -829,7 +841,7 @@ func (m Model) Value() string {
switch val := item.(type) {
case rune:
v.WriteRune(val)
case *Attachment:
case *attachment.Attachment:
v.WriteString(val.Display)
}
}
@@ -847,7 +859,7 @@ func (m *Model) Length() int {
switch val := item.(type) {
case rune:
l += rw.RuneWidth(val)
case *Attachment:
case *attachment.Attachment:
l += uniseg.StringWidth(val.Display)
}
}
@@ -911,7 +923,7 @@ func (m *Model) mapVisualOffsetToSliceIndex(row int, charOffset int) int {
switch v := item.(type) {
case rune:
itemWidth = rw.RuneWidth(v)
case *Attachment:
case *attachment.Attachment:
itemWidth = uniseg.StringWidth(v.Display)
}
@@ -952,7 +964,7 @@ func (m *Model) CursorDown() {
switch v := item.(type) {
case rune:
itemWidth = rw.RuneWidth(v)
case *Attachment:
case *attachment.Attachment:
itemWidth = uniseg.StringWidth(v.Display)
}
if offset+itemWidth > charOffset {
@@ -988,7 +1000,7 @@ func (m *Model) CursorDown() {
switch v := item.(type) {
case rune:
itemWidth = rw.RuneWidth(v)
case *Attachment:
case *attachment.Attachment:
itemWidth = uniseg.StringWidth(v.Display)
}
if offset+itemWidth > charOffset {
@@ -1034,7 +1046,7 @@ func (m *Model) CursorUp() {
switch v := item.(type) {
case rune:
itemWidth = rw.RuneWidth(v)
case *Attachment:
case *attachment.Attachment:
itemWidth = uniseg.StringWidth(v.Display)
}
if offset+itemWidth > charOffset {
@@ -1070,7 +1082,7 @@ func (m *Model) CursorUp() {
switch v := item.(type) {
case rune:
itemWidth = rw.RuneWidth(v)
case *Attachment:
case *attachment.Attachment:
itemWidth = uniseg.StringWidth(v.Display)
}
if offset+itemWidth > charOffset {
@@ -1111,6 +1123,10 @@ func (m *Model) CursorEnd() {
m.SetCursorColumn(len(m.value[m.row]))
}
func (m *Model) IsCursorAtEnd() bool {
return m.CursorColumn() == len(m.value[m.row])
}
// Focused returns the focus state on the model.
func (m Model) Focused() bool {
return m.focus
@@ -1725,7 +1741,7 @@ func (m Model) View() string {
} else if lineInfo.ColumnOffset < len(wrappedLine) {
// Render the item under the cursor
item := wrappedLine[lineInfo.ColumnOffset]
if att, ok := item.(*Attachment); ok {
if att, ok := item.(*attachment.Attachment); ok {
// Item at cursor is an attachment. Render it with the selection style.
// This becomes the "cursor" visually.
s.WriteString(m.Styles.SelectedAttachment.Render(att.Display))
@@ -2023,7 +2039,7 @@ func itemWidth(item any) int {
switch v := item.(type) {
case rune:
return rw.RuneWidth(v)
case *Attachment:
case *attachment.Attachment:
return uniseg.StringWidth(v.Display)
}
return 0
@@ -2052,7 +2068,7 @@ func wrapInterfaces(content []any, width int) [][]any {
isSpace = true
}
itemW = rw.RuneWidth(r)
} else if att, ok := item.(*Attachment); ok {
} else if att, ok := item.(*attachment.Attachment); ok {
itemW = uniseg.StringWidth(att.Display)
}