86 lines
1.9 KiB
Go
86 lines
1.9 KiB
Go
package motion
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import (
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"git.gophernest.net/azpect/TextEditor/internal/action"
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tea "github.com/charmbracelet/bubbletea"
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)
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// MoveDown implements Motion (j) - linewise
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type MoveDown struct {
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Count int
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}
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func (a MoveDown) Execute(m action.Model) tea.Cmd {
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win := m.ActiveWindow()
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buf := m.ActiveBuffer()
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for i := 0; i < a.Count && win.Cursor.Line < buf.LineCount()-1; i++ {
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win.SetCursorLine(win.Cursor.Line + 1)
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}
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return nil
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}
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func (a MoveDown) Type() action.MotionType { return action.Linewise }
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func (a MoveDown) WithCount(n int) action.Action {
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return MoveDown{Count: n}
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}
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// MoveUp implements Motion (k) - linewise
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type MoveUp struct {
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Count int
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}
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func (a MoveUp) Execute(m action.Model) tea.Cmd {
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win := m.ActiveWindow()
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for i := 0; i < a.Count && win.Cursor.Line > 0; i++ {
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win.SetCursorLine(win.Cursor.Line - 1)
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}
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return nil
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}
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func (a MoveUp) Type() action.MotionType { return action.Linewise }
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func (a MoveUp) WithCount(n int) action.Action {
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return MoveUp{Count: n}
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}
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// MoveLeft implements Motion (h) - charwise
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type MoveLeft struct {
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Count int
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}
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func (a MoveLeft) Execute(m action.Model) tea.Cmd {
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win := m.ActiveWindow()
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for i := 0; i < a.Count && win.Cursor.Col > 0; i++ {
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win.SetCursorCol(win.Cursor.Col - 1)
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}
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return nil
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}
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func (a MoveLeft) Type() action.MotionType { return action.CharwiseExclusive }
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func (a MoveLeft) WithCount(n int) action.Action {
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return MoveLeft{Count: n}
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}
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// MoveRight implements Motion (l) - charwise
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type MoveRight struct {
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Count int
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}
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func (a MoveRight) Execute(m action.Model) tea.Cmd {
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win := m.ActiveWindow()
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buf := m.ActiveBuffer()
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lineLen := len(buf.Lines[win.Cursor.Line])
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for i := 0; i < a.Count && win.Cursor.Col <= lineLen; i++ {
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win.SetCursorCol(win.Cursor.Col + 1)
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}
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return nil
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}
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func (a MoveRight) Type() action.MotionType { return action.CharwiseExclusive }
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func (a MoveRight) WithCount(n int) action.Action {
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return MoveRight{Count: n}
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}
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