120 lines
3.2 KiB
Go
120 lines
3.2 KiB
Go
package mujica
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import (
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"fmt"
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"log/slog"
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"strings"
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"time"
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"github.com/egoist/mygo/ui"
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"mujicaui/icons"
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)
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// HistoryEntry is one command a shell ran.
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type HistoryEntry struct {
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Command string
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Time time.Time
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ExitCode int
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}
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// CommandHistoryState is the filter and place of a CommandHistory.
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type CommandHistoryState struct {
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Query string
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rows ui.ListState
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selected int
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shown []int
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query string
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n int
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ran bool
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}
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// CommandHistoryOptions configure a CommandHistory.
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type CommandHistoryOptions struct {
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Disabled bool
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}
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// CommandHistoryResult carries the entry to replay.
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type CommandHistoryResult struct {
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Element *ui.Element
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// Replayed is the entry to run again, or nil.
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Replayed *HistoryEntry
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}
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// CommandHistory lists commands newest first with search and replay.
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func CommandHistory(c *ui.Context, entries []HistoryEntry, s *CommandHistoryState, opts CommandHistoryOptions) CommandHistoryResult {
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if s == nil {
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panic("mujica: CommandHistory needs a state")
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}
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var res CommandHistoryResult
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res.Element = codePanel(c).Disabled(opts.Disabled)
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disabled := res.Element.IsDisabled()
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replay := func(i int) {
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if disabled {
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return
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}
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e := entries[i]
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res.Replayed = &e
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slog.Debug("mujica: command_history replay", "index", i)
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}
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res.Element.Children(func() {
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codeHeader(c, func() {
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SearchInput(c, &s.Query, SearchInputOptions{Disabled: opts.Disabled, Placeholder: msg(c, "command_history.search")}).Element.Grow(1)
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})
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commandHistoryFilter(entries, s)
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if len(s.shown) == 0 {
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text := msg(c, "command_history.empty")
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if len(entries) > 0 {
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text = msg(c, "command_history.none")
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}
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codeCaption(c, text).Padding(Density(c).Unit() * 4)
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return
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}
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s.rows.Selected = &s.selected
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s.rows.Key = func(i int) any { return s.shown[i] }
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s.rows.Label = func(i int) string { return entries[s.shown[i]].Command }
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list := codeRows(c, &s.rows, len(s.shown), func(i int) {
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e := entries[s.shown[i]]
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commandHistoryRow(c, e)
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if iconAction(c, icons.Must("refresh-cw"), fmt.Sprintf(msg(c, "command_history.replay"), e.Command)).Clicked() {
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replay(s.shown[i])
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}
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})
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if list.Submitted() && s.selected >= 0 && s.selected < len(s.shown) {
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replay(s.shown[s.selected])
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}
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})
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return res
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}
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// commandHistoryFilter refilters when entries or query change.
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func commandHistoryFilter(entries []HistoryEntry, s *CommandHistoryState) {
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if s.ran && s.n == len(entries) && s.query == s.Query {
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return
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}
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s.ran, s.n, s.query = true, len(entries), s.Query
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s.shown = s.shown[:0]
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q := strings.ToLower(strings.TrimSpace(s.Query))
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for i := len(entries) - 1; i >= 0; i-- {
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if q == "" || strings.Contains(strings.ToLower(entries[i].Command), q) {
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s.shown = append(s.shown, i)
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}
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}
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s.selected = min(s.selected, len(s.shown)-1)
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}
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func commandHistoryRow(c *ui.Context, e HistoryEntry) {
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k := Tokens(c)
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ui.Column(c).Grow(1).MinWidth(0).Children(func() {
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codeMono(c, e.Command)
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ui.Row(c).Gap(Density(c).Unit() * 2).Children(func() {
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if !e.Time.IsZero() {
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codeCaption(c, e.Time.Format("15:04:05"))
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}
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if e.ExitCode != 0 {
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codeCaption(c, fmt.Sprintf(msg(c, "command_history.exit"), e.ExitCode)).TextColor(k.Danger)
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}
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})
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})
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}
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