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72 lines
1.4 KiB
Go
72 lines
1.4 KiB
Go
package main
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import (
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"fmt"
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"reflect"
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"strings"
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"github.com/charmbracelet/bubbles/key"
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"github.com/charmbracelet/lipgloss"
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)
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func usage(keyMap KeyMap) string {
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title := lipgloss.NewStyle().Bold(true)
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pad := lipgloss.NewStyle().PaddingLeft(4)
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return fmt.Sprintf(`
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%v
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Terminal JSON viewer
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%v
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fx data.json
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fx data.json .field
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curl ... | fx
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%v
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-h, --help print help
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-v, --version print version
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--print-code print code of the reducer
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%v
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%v
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%v
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[https://fx.wtf]
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`,
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title.Render("fx "+version),
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title.Render("Usage"),
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title.Render("Flags"),
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title.Render("Key Bindings"),
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strings.Join(keyMapInfo(keyMap, pad), "\n"),
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title.Render("More info"),
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)
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}
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func keyMapInfo(keyMap KeyMap, style lipgloss.Style) []string {
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v := reflect.ValueOf(keyMap)
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fields := reflect.VisibleFields(v.Type())
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keys := make([]string, 0)
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for i := range fields {
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k := v.Field(i).Interface().(key.Binding)
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str := k.Help().Key
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if width(str) == 0 {
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str = strings.Join(k.Keys(), ", ")
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}
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keys = append(keys, fmt.Sprintf("%v ", str))
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}
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desc := make([]string, 0)
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for i := range fields {
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k := v.Field(i).Interface().(key.Binding)
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desc = append(desc, fmt.Sprintf("%v", k.Help().Desc))
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}
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content := lipgloss.JoinHorizontal(
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lipgloss.Top,
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strings.Join(keys, "\n"),
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strings.Join(desc, "\n"),
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)
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return strings.Split(style.Render(content), "\n")
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}
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