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feat: PrevStep/NextStep to move through steps with only 2 keys. #16

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Aug 12, 2024
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10 changes: 10 additions & 0 deletions filesystem/keymap.go
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@ type KeyMap struct {
RemoveTrack string `json:"remove_track"`
AddStep string `json:"add_step"`
RemoveStep string `json:"remove_step"`
PreviousStep string `json:"previous_step"`
NextStep string `json:"next_step"`
PageUp string `json:"page_up"`
PageDown string `json:"page_down"`
TempoUp string `json:"tempo_up"`
Expand Down Expand Up @@ -40,6 +42,8 @@ func NewDefaultAzertyKeyMap() KeyMap {
RemoveTrack: ")",
AddStep: "+",
RemoveStep: "°",
PreviousStep: ",",
NextStep: ";",
PageUp: "p",
PageDown: "m",
TempoUp: "shift+up",
Expand Down Expand Up @@ -69,6 +73,8 @@ func NewDefaultAzertyMacKeyMap() KeyMap {
RemoveTrack: ")",
AddStep: "_",
RemoveStep: "°",
PreviousStep: ",",
NextStep: ";",
PageUp: "p",
PageDown: "m",
TempoUp: "shift+up",
Expand Down Expand Up @@ -97,6 +103,8 @@ func NewDefaultQwertyKeyMap() KeyMap {
RemoveTrack: "-",
AddStep: "+",
RemoveStep: "_",
PreviousStep: ",",
NextStep: ".",
PageUp: "p",
PageDown: ";",
TempoUp: "shift+up",
Expand Down Expand Up @@ -126,6 +134,8 @@ func NewDefaultQwertyMacKeyMap() KeyMap {
RemoveTrack: "-",
AddStep: "+",
RemoveStep: "_",
PreviousStep: ",",
NextStep: ".",
PageUp: "p",
PageDown: ";",
TempoUp: "shift+up",
Expand Down
13 changes: 12 additions & 1 deletion ui/keymap.go
Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,9 @@ type keyMap struct {
AddStep key.Binding
RemoveStep key.Binding

NextStep key.Binding
PreviousStep key.Binding

StepIndex map[string]int
Step key.Binding

Expand Down Expand Up @@ -61,7 +64,7 @@ func (k keyMap) ShortHelp() []key.Binding {
// key.Map interface.
func (k keyMap) FullHelp() [][]key.Binding {
return [][]key.Binding{
{k.Play, k.ParamMode, k.PatternMode, k.AddTrack, k.RemoveTrack, k.AddStep, k.RemoveStep, k.TempoUp, k.TempoDown},
{k.Play, k.ParamMode, k.PatternMode, k.AddTrack, k.RemoveTrack, k.AddStep, k.RemoveStep, k.PreviousStep, k.NextStep, k.TempoUp, k.TempoDown},
{k.Step, k.StepToggle, k.Track, k.TrackToggle, k.PageUp, k.PageDown, k.AddParam, k.RemoveParam},
{k.Validate, k.Up, k.Down, k.Left, k.Right, k.Help, k.Quit},
}
Expand Down Expand Up @@ -98,6 +101,14 @@ func newKeyMap(keys filesystem.KeyMap) keyMap {
key.WithKeys(keys.RemoveStep),
key.WithHelp(keys.RemoveStep, "remove step"),
),
PreviousStep: key.NewBinding(
key.WithKeys(keys.PreviousStep),
key.WithHelp(keys.PreviousStep, "select previous step"),
),
NextStep: key.NewBinding(
key.WithKeys(keys.NextStep),
key.WithHelp(keys.NextStep, "select next step"),
),
StepIndex: map[string]int{},
Step: key.NewBinding(
key.WithKeys(keys.Steps[:]...),
Expand Down
36 changes: 36 additions & 0 deletions ui/ui.go
Original file line number Diff line number Diff line change
Expand Up @@ -162,6 +162,39 @@ func (m mainModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
m.seq.RemoveStep(m.activeTrack)
return m, nil

case key.Matches(msg, m.keymap.PreviousStep):
if m.mode == stepMode || m.mode == trackMode {
newIndex := m.activeStep - 1
if newIndex < 0 {
newIndex = len(m.getActiveTrack().Steps()) - 1
}

m.activeStep = newIndex
// Paginate if needed
m.activeTrackPage = (newIndex / stepsPerPage)

m.mode = stepMode
m.stepModeTimer = 0
m.updateParams()
}
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return m, nil

case key.Matches(msg, m.keymap.NextStep):
if m.mode == stepMode || m.mode == trackMode {
newIndex := m.activeStep + 1
if newIndex > len(m.getActiveTrack().Steps())-1 {
newIndex = 0
}
m.activeStep = newIndex
// Paginate if needed
m.activeTrackPage = (newIndex / stepsPerPage)

m.mode = stepMode
m.stepModeTimer = 0
m.updateParams()
}
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return m, nil

case key.Matches(msg, m.keymap.Step):
number := m.keymap.StepIndex[msg.String()]
if m.mode == patternMode {
Expand Down Expand Up @@ -273,6 +306,9 @@ func (m mainModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
m.mode = trackMode
m.updateParams()
}
if m.mode == stepMode {
m.seq.ToggleStep(m.activeTrack, m.activeStep)
}
return m, nil

case key.Matches(msg, m.keymap.Left):
Expand Down
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