| 1 | package cli |
| 2 | |
| 3 | import ( |
| 4 | "fmt" |
| 5 | "strings" |
| 6 | |
| 7 | "reasonix/internal/command" |
| 8 | "reasonix/internal/control" |
| 9 | "reasonix/internal/plugin" |
| 10 | "reasonix/internal/skill" |
| 11 | ) |
| 12 | |
| 13 | const helpMaxDynamicItems = 8 |
| 14 | |
| 15 | func (m *chatTUI) showHelp() { |
| 16 | m.commitLine(renderHelp(m.width, m.commands, m.skills, m.prompts())) |
| 17 | } |
| 18 | |
| 19 | func renderHelp(width int, commands []command.Command, skills []skill.Skill, prompts []plugin.Prompt) string { |
| 20 | var b strings.Builder |
| 21 | docsOwner := control.ResolveSlashCommandOwner(control.DocsSlashName, commands, skills) |
| 22 | docsBuiltin := "/" + control.ResolvedBuiltinSlashName(control.DocsSlashName, commands, skills) |
| 23 | builtins := renameSlashItem(builtinHelpItems(), "/docs", docsBuiltin) |
| 24 | fmt.Fprintf(&b, "%s\n", viewHeader("commands")) |
| 25 | writeHelpItems(&b, width, "built-in", builtins, 0) |
| 26 | if len(commands) > 0 { |
| 27 | writeHelpItems(&b, width, "custom", customHelpItems(commands), helpMaxDynamicItems) |
| 28 | } |
| 29 | if len(skills) > 0 { |
| 30 | items := skillHelpItems(skills) |
| 31 | if docsOwner == control.SlashOwnerCustom { |
| 32 | items = removeSlashItems(items, "/docs") |
| 33 | } |
| 34 | writeHelpItems(&b, width, "skills", items, helpMaxDynamicItems) |
| 35 | } |
| 36 | if len(prompts) > 0 { |
| 37 | writeHelpItems(&b, width, "MCP prompts", promptHelpItems(prompts), helpMaxDynamicItems) |
| 38 | } |
| 39 | b.WriteString(viewHint("type a command, or press Tab after / for completion")) |
| 40 | return strings.TrimRight(b.String(), "\n") |
| 41 | } |
| 42 | |
| 43 | func writeHelpItems(b *strings.Builder, width int, title string, items []compItem, limit int) { |
| 44 | if len(items) == 0 { |
| 45 | return |
| 46 | } |
| 47 | b.WriteString(viewSubhead(title) + "\n") |
| 48 | n := len(items) |
| 49 | if limit > 0 && n > limit { |
| 50 | n = limit |
| 51 | } |
| 52 | for _, item := range items[:n] { |
| 53 | name := item.label |
| 54 | used := 2 + viewPadWidth(name, 18) + 1 |
| 55 | hint := viewCompactText(item.hint, viewBudget(width, used)) |
| 56 | fmt.Fprintf(b, " %-18s %s\n", name, viewMeta(hint)) |
| 57 | } |
| 58 | if extra := len(items) - n; extra > 0 { |
| 59 | b.WriteString(viewMore(extra, "items") + "\n") |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | func builtinHelpItems() []compItem { |
| 64 | return builtinSlashHelpItems() |
| 65 | } |
| 66 | |
| 67 | func customHelpItems(commands []command.Command) []compItem { |
| 68 | items := make([]compItem, 0, len(commands)) |
| 69 | for _, c := range commands { |
| 70 | if c.Hidden { |
| 71 | continue |
| 72 | } |
| 73 | items = append(items, compItem{label: "/" + c.Name, hint: customCommandHint(c)}) |
| 74 | } |
| 75 | return items |
| 76 | } |
| 77 | |
| 78 | func customCommandHint(c command.Command) string { |
| 79 | if c.Plugin == "" { |
| 80 | return c.Description |
| 81 | } |
| 82 | source := "plugin " + c.Plugin |
| 83 | if c.Description == "" { |
| 84 | return source |
| 85 | } |
| 86 | return source + " · " + c.Description |
| 87 | } |
| 88 | |
| 89 | func skillHelpItems(skills []skill.Skill) []compItem { |
| 90 | items := make([]compItem, 0, len(skills)) |
| 91 | for _, s := range skills { |
| 92 | hint := s.Description |
| 93 | if s.RunAs == skill.RunSubagent { |
| 94 | hint = "subagent · " + hint |
| 95 | } |
| 96 | items = append(items, compItem{label: "/" + s.SlashName(), hint: skillCommandHint(s, hint)}) |
| 97 | } |
| 98 | return items |
| 99 | } |
| 100 | |
| 101 | func skillCommandHint(s skill.Skill, hint string) string { |
| 102 | if s.Plugin == "" { |
| 103 | return hint |
| 104 | } |
| 105 | source := "plugin " + s.Plugin |
| 106 | if hint == "" { |
| 107 | return source |
| 108 | } |
| 109 | return source + " · " + hint |
| 110 | } |
| 111 | |
| 112 | func promptHelpItems(prompts []plugin.Prompt) []compItem { |
| 113 | items := make([]compItem, 0, len(prompts)) |
| 114 | for _, p := range prompts { |
| 115 | items = append(items, compItem{label: "/" + p.Name, hint: p.Description}) |
| 116 | } |
| 117 | return items |
| 118 | } |
| 119 |