1package cmd
2
3import (
4 "bytes"
5 "context"
6 "errors"
7 "fmt"
8 "io"
9 "log/slog"
10 "os"
11 "path/filepath"
12 "strconv"
13 "strings"
14
15 tea "charm.land/bubbletea/v2"
16 "charm.land/lipgloss/v2"
17 "git.secluded.site/crush/internal/app"
18 "git.secluded.site/crush/internal/config"
19 "git.secluded.site/crush/internal/db"
20 "git.secluded.site/crush/internal/event"
21 "git.secluded.site/crush/internal/projects"
22 "git.secluded.site/crush/internal/stringext"
23 "git.secluded.site/crush/internal/tui"
24 "git.secluded.site/crush/internal/tui/styles"
25 "git.secluded.site/crush/internal/version"
26 "github.com/charmbracelet/colorprofile"
27 "github.com/charmbracelet/fang"
28 uv "github.com/charmbracelet/ultraviolet"
29 "github.com/charmbracelet/x/ansi"
30 "github.com/charmbracelet/x/exp/charmtone"
31 "github.com/charmbracelet/x/term"
32 "github.com/spf13/cobra"
33)
34
35func init() {
36 rootCmd.PersistentFlags().StringP("cwd", "c", "", "Current working directory")
37 rootCmd.PersistentFlags().StringP("data-dir", "D", "", "Custom crush data directory")
38 rootCmd.PersistentFlags().BoolP("debug", "d", false, "Debug")
39 rootCmd.PersistentFlags().BoolP("light", "l", false, "Use light theme")
40 rootCmd.Flags().BoolP("help", "h", false, "Help")
41 rootCmd.Flags().BoolP("yolo", "y", false, "Automatically accept all permissions (dangerous mode)")
42
43 rootCmd.AddCommand(
44 runCmd,
45 dirsCmd,
46 projectsCmd,
47 updateProvidersCmd,
48 logsCmd,
49 schemaCmd,
50 loginCmd,
51 )
52}
53
54var rootCmd = &cobra.Command{
55 Use: "crush",
56 Short: "Terminal-based AI assistant for software development",
57 Long: `Crush is a powerful terminal-based AI assistant that helps with software development tasks.
58It provides an interactive chat interface with AI capabilities, code analysis, and LSP integration
59to assist developers in writing, debugging, and understanding code directly from the terminal.`,
60 Example: `
61# Run in interactive mode
62crush
63
64# Run with debug logging
65crush -d
66
67# Run with debug logging in a specific directory
68crush -d -c /path/to/project
69
70# Run with custom data directory
71crush -D /path/to/custom/.crush
72
73# Print version
74crush -v
75
76# Run a single non-interactive prompt
77crush run "Explain the use of context in Go"
78
79# Run in dangerous mode (auto-accept all permissions)
80crush -y
81 `,
82 RunE: func(cmd *cobra.Command, args []string) error {
83 app, err := setupAppWithProgressBar(cmd)
84 if err != nil {
85 return err
86 }
87 defer app.Shutdown()
88
89 event.AppInitialized()
90
91 // Set up the TUI.
92 var env uv.Environ = os.Environ()
93 ui := tui.New(app)
94 ui.QueryVersion = shouldQueryTerminalVersion(env)
95
96 program := tea.NewProgram(
97 ui,
98 tea.WithEnvironment(env),
99 tea.WithContext(cmd.Context()),
100 tea.WithFilter(tui.MouseEventFilter)) // Filter mouse events based on focus state
101 go app.Subscribe(program)
102
103 if _, err := program.Run(); err != nil {
104 event.Error(err)
105 slog.Error("TUI run error", "error", err)
106 return errors.New("Crush crashed. If metrics are enabled, we were notified about it. If you'd like to report it, please copy the stacktrace above and open an issue at https://git.secluded.site/crush/issues/new?template=bug.yml") //nolint:staticcheck
107 }
108 return nil
109 },
110 PostRun: func(cmd *cobra.Command, args []string) {
111 event.AppExited()
112 },
113}
114
115var heartbit = lipgloss.NewStyle().Foreground(charmtone.Dolly).SetString(`
116 ▄▄▄▄▄▄▄▄ ▄▄▄▄▄▄▄▄
117 ███████████ ███████████
118████████████████████████████
119████████████████████████████
120██████████▀██████▀██████████
121██████████ ██████ ██████████
122▀▀██████▄████▄▄████▄██████▀▀
123 ████████████████████████
124 ████████████████████
125 ▀▀██████████▀▀
126 ▀▀▀▀▀▀
127`)
128
129// copied from cobra:
130const defaultVersionTemplate = `{{with .DisplayName}}{{printf "%s " .}}{{end}}{{printf "version %s" .Version}}
131`
132
133func Execute() {
134 // NOTE: very hacky: we create a colorprofile writer with STDOUT, then make
135 // it forward to a bytes.Buffer, write the colored heartbit to it, and then
136 // finally prepend it in the version template.
137 // Unfortunately cobra doesn't give us a way to set a function to handle
138 // printing the version, and PreRunE runs after the version is already
139 // handled, so that doesn't work either.
140 // This is the only way I could find that works relatively well.
141 if term.IsTerminal(os.Stdout.Fd()) {
142 var b bytes.Buffer
143 w := colorprofile.NewWriter(os.Stdout, os.Environ())
144 w.Forward = &b
145 _, _ = w.WriteString(heartbit.String())
146 rootCmd.SetVersionTemplate(b.String() + "\n" + defaultVersionTemplate)
147 }
148 if err := fang.Execute(
149 context.Background(),
150 rootCmd,
151 fang.WithVersion(version.Version),
152 fang.WithNotifySignal(os.Interrupt),
153 ); err != nil {
154 os.Exit(1)
155 }
156}
157
158// supportsProgressBar tries to determine whether the current terminal supports
159// progress bars by looking into environment variables.
160func supportsProgressBar() bool {
161 if !term.IsTerminal(os.Stderr.Fd()) {
162 return false
163 }
164 termProg := os.Getenv("TERM_PROGRAM")
165 _, isWindowsTerminal := os.LookupEnv("WT_SESSION")
166
167 return isWindowsTerminal || strings.Contains(strings.ToLower(termProg), "ghostty")
168}
169
170func setupAppWithProgressBar(cmd *cobra.Command) (*app.App, error) {
171 if supportsProgressBar() {
172 _, _ = fmt.Fprintf(os.Stderr, ansi.SetIndeterminateProgressBar)
173 defer func() { _, _ = fmt.Fprintf(os.Stderr, ansi.ResetProgressBar) }()
174 }
175
176 return setupApp(cmd)
177}
178
179// setupApp handles the common setup logic for both interactive and non-interactive modes.
180// It returns the app instance, config, cleanup function, and any error.
181func setupApp(cmd *cobra.Command) (*app.App, error) {
182 debug, _ := cmd.Flags().GetBool("debug")
183 yolo, _ := cmd.Flags().GetBool("yolo")
184 light, _ := cmd.Flags().GetBool("light")
185 dataDir, _ := cmd.Flags().GetString("data-dir")
186 ctx := cmd.Context()
187
188 // Set light theme if requested.
189 if light {
190 if err := styles.DefaultManager().SetTheme("light"); err != nil {
191 slog.Warn("Failed to set light theme", "error", err)
192 }
193 }
194
195 cwd, err := ResolveCwd(cmd)
196 if err != nil {
197 return nil, err
198 }
199
200 cfg, err := config.Init(cwd, dataDir, debug)
201 if err != nil {
202 return nil, err
203 }
204
205 if cfg.Permissions == nil {
206 cfg.Permissions = &config.Permissions{}
207 }
208 cfg.Permissions.SkipRequests = yolo
209
210 if err := createDotCrushDir(cfg.Options.DataDirectory); err != nil {
211 return nil, err
212 }
213
214 // Register this project in the centralized projects list.
215 if err := projects.Register(cwd, cfg.Options.DataDirectory); err != nil {
216 slog.Warn("Failed to register project", "error", err)
217 // Non-fatal: continue even if registration fails
218 }
219
220 // Connect to DB; this will also run migrations.
221 conn, err := db.Connect(ctx, cfg.Options.DataDirectory)
222 if err != nil {
223 return nil, err
224 }
225
226 appInstance, err := app.New(ctx, conn, cfg)
227 if err != nil {
228 slog.Error("Failed to create app instance", "error", err)
229 return nil, err
230 }
231
232 if shouldEnableMetrics() {
233 event.Init()
234 }
235
236 return appInstance, nil
237}
238
239func shouldEnableMetrics() bool {
240 if v, _ := strconv.ParseBool(os.Getenv("CRUSH_DISABLE_METRICS")); v {
241 return false
242 }
243 if v, _ := strconv.ParseBool(os.Getenv("DO_NOT_TRACK")); v {
244 return false
245 }
246 if config.Get().Options.DisableMetrics {
247 return false
248 }
249 return false
250}
251
252func MaybePrependStdin(prompt string) (string, error) {
253 if term.IsTerminal(os.Stdin.Fd()) {
254 return prompt, nil
255 }
256 fi, err := os.Stdin.Stat()
257 if err != nil {
258 return prompt, err
259 }
260 // Check if stdin is a named pipe ( | ) or regular file ( < ).
261 if fi.Mode()&os.ModeNamedPipe == 0 && !fi.Mode().IsRegular() {
262 return prompt, nil
263 }
264 bts, err := io.ReadAll(os.Stdin)
265 if err != nil {
266 return prompt, err
267 }
268 return string(bts) + "\n\n" + prompt, nil
269}
270
271func ResolveCwd(cmd *cobra.Command) (string, error) {
272 cwd, _ := cmd.Flags().GetString("cwd")
273 if cwd != "" {
274 err := os.Chdir(cwd)
275 if err != nil {
276 return "", fmt.Errorf("failed to change directory: %v", err)
277 }
278 return cwd, nil
279 }
280 cwd, err := os.Getwd()
281 if err != nil {
282 return "", fmt.Errorf("failed to get current working directory: %v", err)
283 }
284 return cwd, nil
285}
286
287func createDotCrushDir(dir string) error {
288 if err := os.MkdirAll(dir, 0o700); err != nil {
289 return fmt.Errorf("failed to create data directory: %q %w", dir, err)
290 }
291
292 gitIgnorePath := filepath.Join(dir, ".gitignore")
293 if _, err := os.Stat(gitIgnorePath); os.IsNotExist(err) {
294 if err := os.WriteFile(gitIgnorePath, []byte("*\n"), 0o644); err != nil {
295 return fmt.Errorf("failed to create .gitignore file: %q %w", gitIgnorePath, err)
296 }
297 }
298
299 return nil
300}
301
302func shouldQueryTerminalVersion(env uv.Environ) bool {
303 termType := env.Getenv("TERM")
304 termProg, okTermProg := env.LookupEnv("TERM_PROGRAM")
305 _, okSSHTTY := env.LookupEnv("SSH_TTY")
306 return (!okTermProg && !okSSHTTY) ||
307 (!strings.Contains(termProg, "Apple") && !okSSHTTY) ||
308 // Terminals that do support XTVERSION.
309 stringext.ContainsAny(termType, "alacritty", "ghostty", "kitty", "rio", "wezterm")
310}