1package config
2
3import (
4 "cmp"
5 "context"
6 "encoding/json"
7 "fmt"
8 "log/slog"
9 "maps"
10 "os"
11 "os/exec"
12 "path/filepath"
13 "runtime"
14 "slices"
15 "strconv"
16 "strings"
17 "testing"
18
19 "charm.land/catwalk/pkg/catwalk"
20 "github.com/charmbracelet/crush/internal/agent/hyper"
21 "github.com/charmbracelet/crush/internal/csync"
22 "github.com/charmbracelet/crush/internal/env"
23 "github.com/charmbracelet/crush/internal/fsext"
24 "github.com/charmbracelet/crush/internal/home"
25 "github.com/charmbracelet/crush/internal/log"
26 powernapConfig "github.com/charmbracelet/x/powernap/pkg/config"
27 "github.com/qjebbs/go-jsons"
28)
29
30const defaultCatwalkURL = "https://catwalk.charm.sh"
31
32// Load loads the configuration from the default paths.
33func Load(workingDir, dataDir string, debug bool) (*Config, error) {
34 configPaths := lookupConfigs(workingDir)
35
36 cfg, err := loadFromConfigPaths(configPaths)
37 if err != nil {
38 return nil, fmt.Errorf("failed to load config from paths %v: %w", configPaths, err)
39 }
40
41 cfg.dataConfigDir = GlobalConfigData()
42
43 cfg.setDefaults(workingDir, dataDir)
44
45 if debug {
46 cfg.Options.Debug = true
47 }
48
49 // Setup logs
50 log.Setup(
51 filepath.Join(cfg.Options.DataDirectory, "logs", fmt.Sprintf("%s.log", appName)),
52 cfg.Options.Debug,
53 )
54
55 if !isInsideWorktree() {
56 const depth = 2
57 const items = 100
58 slog.Warn("No git repository detected in working directory, will limit file walk operations", "depth", depth, "items", items)
59 assignIfNil(&cfg.Tools.Ls.MaxDepth, depth)
60 assignIfNil(&cfg.Tools.Ls.MaxItems, items)
61 assignIfNil(&cfg.Options.TUI.Completions.MaxDepth, depth)
62 assignIfNil(&cfg.Options.TUI.Completions.MaxItems, items)
63 }
64
65 if isAppleTerminal() {
66 slog.Warn("Detected Apple Terminal, enabling transparent mode")
67 assignIfNil(&cfg.Options.TUI.Transparent, true)
68 }
69
70 // Load known providers, this loads the config from catwalk
71 providers, err := Providers(cfg)
72 if err != nil {
73 return nil, err
74 }
75 cfg.knownProviders = providers
76
77 env := env.New()
78 // Configure providers
79 valueResolver := NewShellVariableResolver(env)
80 cfg.resolver = valueResolver
81 if err := cfg.configureProviders(env, valueResolver, cfg.knownProviders); err != nil {
82 return nil, fmt.Errorf("failed to configure providers: %w", err)
83 }
84
85 if !cfg.IsConfigured() {
86 slog.Warn("No providers configured")
87 return cfg, nil
88 }
89
90 if err := cfg.configureSelectedModels(cfg.knownProviders); err != nil {
91 return nil, fmt.Errorf("failed to configure selected models: %w", err)
92 }
93 cfg.SetupAgents()
94 return cfg, nil
95}
96
97func PushPopCrushEnv() func() {
98 var found []string
99 for _, ev := range os.Environ() {
100 if strings.HasPrefix(ev, "CRUSH_") {
101 pair := strings.SplitN(ev, "=", 2)
102 if len(pair) != 2 {
103 continue
104 }
105 found = append(found, strings.TrimPrefix(pair[0], "CRUSH_"))
106 }
107 }
108 backups := make(map[string]string)
109 for _, ev := range found {
110 backups[ev] = os.Getenv(ev)
111 }
112
113 for _, ev := range found {
114 os.Setenv(ev, os.Getenv("CRUSH_"+ev))
115 }
116
117 restore := func() {
118 for k, v := range backups {
119 os.Setenv(k, v)
120 }
121 }
122 return restore
123}
124
125func (c *Config) configureProviders(env env.Env, resolver VariableResolver, knownProviders []catwalk.Provider) error {
126 knownProviderNames := make(map[string]bool)
127 restore := PushPopCrushEnv()
128 defer restore()
129
130 // When disable_default_providers is enabled, skip all default/embedded
131 // providers entirely. Users must fully specify any providers they want.
132 // We skip to the custom provider validation loop which handles all
133 // user-configured providers uniformly.
134 if c.Options.DisableDefaultProviders {
135 knownProviders = nil
136 }
137
138 for _, p := range knownProviders {
139 knownProviderNames[string(p.ID)] = true
140 config, configExists := c.Providers.Get(string(p.ID))
141 // if the user configured a known provider we need to allow it to override a couple of parameters
142 if configExists {
143 if config.BaseURL != "" {
144 p.APIEndpoint = config.BaseURL
145 }
146 if config.APIKey != "" {
147 p.APIKey = config.APIKey
148 }
149 if len(config.Models) > 0 {
150 models := []catwalk.Model{}
151 seen := make(map[string]bool)
152
153 for _, model := range config.Models {
154 if seen[model.ID] {
155 continue
156 }
157 seen[model.ID] = true
158 if model.Name == "" {
159 model.Name = model.ID
160 }
161 models = append(models, model)
162 }
163 for _, model := range p.Models {
164 if seen[model.ID] {
165 continue
166 }
167 seen[model.ID] = true
168 if model.Name == "" {
169 model.Name = model.ID
170 }
171 models = append(models, model)
172 }
173
174 p.Models = models
175 }
176 }
177
178 headers := map[string]string{}
179 if len(p.DefaultHeaders) > 0 {
180 maps.Copy(headers, p.DefaultHeaders)
181 }
182 if len(config.ExtraHeaders) > 0 {
183 maps.Copy(headers, config.ExtraHeaders)
184 }
185 for k, v := range headers {
186 resolved, err := resolver.ResolveValue(v)
187 if err != nil {
188 slog.Error("Could not resolve provider header", "err", err.Error())
189 continue
190 }
191 headers[k] = resolved
192 }
193 prepared := ProviderConfig{
194 ID: string(p.ID),
195 Name: p.Name,
196 BaseURL: p.APIEndpoint,
197 APIKey: p.APIKey,
198 APIKeyTemplate: p.APIKey, // Store original template for re-resolution
199 OAuthToken: config.OAuthToken,
200 Type: p.Type,
201 Disable: config.Disable,
202 SystemPromptPrefix: config.SystemPromptPrefix,
203 ExtraHeaders: headers,
204 ExtraBody: config.ExtraBody,
205 ExtraParams: make(map[string]string),
206 Models: p.Models,
207 }
208
209 switch {
210 case p.ID == catwalk.InferenceProviderAnthropic && config.OAuthToken != nil:
211 // Claude Code subscription is not supported anymore. Remove to show onboarding.
212 c.RemoveConfigField("providers.anthropic")
213 c.Providers.Del(string(p.ID))
214 continue
215 case p.ID == catwalk.InferenceProviderCopilot && config.OAuthToken != nil:
216 prepared.SetupGitHubCopilot()
217 }
218
219 switch p.ID {
220 // Handle specific providers that require additional configuration
221 case catwalk.InferenceProviderVertexAI:
222 if !hasVertexCredentials(env) {
223 if configExists {
224 slog.Warn("Skipping Vertex AI provider due to missing credentials")
225 c.Providers.Del(string(p.ID))
226 }
227 continue
228 }
229 prepared.ExtraParams["project"] = env.Get("VERTEXAI_PROJECT")
230 prepared.ExtraParams["location"] = env.Get("VERTEXAI_LOCATION")
231 case catwalk.InferenceProviderAzure:
232 endpoint, err := resolver.ResolveValue(p.APIEndpoint)
233 if err != nil || endpoint == "" {
234 if configExists {
235 slog.Warn("Skipping Azure provider due to missing API endpoint", "provider", p.ID, "error", err)
236 c.Providers.Del(string(p.ID))
237 }
238 continue
239 }
240 prepared.BaseURL = endpoint
241 prepared.ExtraParams["apiVersion"] = env.Get("AZURE_OPENAI_API_VERSION")
242 case catwalk.InferenceProviderBedrock:
243 if !hasAWSCredentials(env) {
244 if configExists {
245 slog.Warn("Skipping Bedrock provider due to missing AWS credentials")
246 c.Providers.Del(string(p.ID))
247 }
248 continue
249 }
250 prepared.ExtraParams["region"] = env.Get("AWS_REGION")
251 if prepared.ExtraParams["region"] == "" {
252 prepared.ExtraParams["region"] = env.Get("AWS_DEFAULT_REGION")
253 }
254 for _, model := range p.Models {
255 if !strings.HasPrefix(model.ID, "anthropic.") {
256 return fmt.Errorf("bedrock provider only supports anthropic models for now, found: %s", model.ID)
257 }
258 }
259 default:
260 // if the provider api or endpoint are missing we skip them
261 v, err := resolver.ResolveValue(p.APIKey)
262 if v == "" || err != nil {
263 if configExists {
264 slog.Warn("Skipping provider due to missing API key", "provider", p.ID)
265 c.Providers.Del(string(p.ID))
266 }
267 continue
268 }
269 }
270 c.Providers.Set(string(p.ID), prepared)
271 }
272
273 // validate the custom providers
274 for id, providerConfig := range c.Providers.Seq2() {
275 if knownProviderNames[id] {
276 continue
277 }
278
279 // Make sure the provider ID is set
280 providerConfig.ID = id
281 providerConfig.Name = cmp.Or(providerConfig.Name, id) // Use ID as name if not set
282 // default to OpenAI if not set
283 providerConfig.Type = cmp.Or(providerConfig.Type, catwalk.TypeOpenAICompat)
284 if !slices.Contains(catwalk.KnownProviderTypes(), providerConfig.Type) && providerConfig.Type != hyper.Name {
285 slog.Warn("Skipping custom provider due to unsupported provider type", "provider", id)
286 c.Providers.Del(id)
287 continue
288 }
289
290 if providerConfig.Disable {
291 slog.Debug("Skipping custom provider due to disable flag", "provider", id)
292 c.Providers.Del(id)
293 continue
294 }
295 if providerConfig.APIKey == "" {
296 slog.Warn("Provider is missing API key, this might be OK for local providers", "provider", id)
297 }
298 if providerConfig.BaseURL == "" {
299 slog.Warn("Skipping custom provider due to missing API endpoint", "provider", id)
300 c.Providers.Del(id)
301 continue
302 }
303 if len(providerConfig.Models) == 0 {
304 slog.Warn("Skipping custom provider because the provider has no models", "provider", id)
305 c.Providers.Del(id)
306 continue
307 }
308 apiKey, err := resolver.ResolveValue(providerConfig.APIKey)
309 if apiKey == "" || err != nil {
310 slog.Warn("Provider is missing API key, this might be OK for local providers", "provider", id)
311 }
312 baseURL, err := resolver.ResolveValue(providerConfig.BaseURL)
313 if baseURL == "" || err != nil {
314 slog.Warn("Skipping custom provider due to missing API endpoint", "provider", id, "error", err)
315 c.Providers.Del(id)
316 continue
317 }
318
319 for k, v := range providerConfig.ExtraHeaders {
320 resolved, err := resolver.ResolveValue(v)
321 if err != nil {
322 slog.Error("Could not resolve provider header", "err", err.Error())
323 continue
324 }
325 providerConfig.ExtraHeaders[k] = resolved
326 }
327
328 c.Providers.Set(id, providerConfig)
329 }
330
331 if c.Providers.Len() == 0 && c.Options.DisableDefaultProviders {
332 return fmt.Errorf("default providers are disabled and there are no custom providers are configured")
333 }
334
335 return nil
336}
337
338func (c *Config) setDefaults(workingDir, dataDir string) {
339 c.workingDir = workingDir
340 if c.Options == nil {
341 c.Options = &Options{}
342 }
343 if c.Options.TUI == nil {
344 c.Options.TUI = &TUIOptions{}
345 }
346 if dataDir != "" {
347 c.Options.DataDirectory = dataDir
348 } else if c.Options.DataDirectory == "" {
349 if path, ok := fsext.LookupClosest(workingDir, defaultDataDirectory); ok {
350 c.Options.DataDirectory = path
351 } else {
352 c.Options.DataDirectory = filepath.Join(workingDir, defaultDataDirectory)
353 }
354 }
355 if c.Providers == nil {
356 c.Providers = csync.NewMap[string, ProviderConfig]()
357 }
358 if c.Models == nil {
359 c.Models = make(map[SelectedModelType]SelectedModel)
360 }
361 if c.RecentModels == nil {
362 c.RecentModels = make(map[SelectedModelType][]SelectedModel)
363 }
364 if c.MCP == nil {
365 c.MCP = make(map[string]MCPConfig)
366 }
367 if c.LSP == nil {
368 c.LSP = make(map[string]LSPConfig)
369 }
370
371 // Apply defaults to LSP configurations
372 c.applyLSPDefaults()
373
374 // Add the default context paths if they are not already present
375 c.Options.ContextPaths = append(defaultContextPaths, c.Options.ContextPaths...)
376 slices.Sort(c.Options.ContextPaths)
377 c.Options.ContextPaths = slices.Compact(c.Options.ContextPaths)
378
379 // Add the default skills directories if not already present.
380 for _, dir := range GlobalSkillsDirs() {
381 if !slices.Contains(c.Options.SkillsPaths, dir) {
382 c.Options.SkillsPaths = append(c.Options.SkillsPaths, dir)
383 }
384 }
385
386 if str, ok := os.LookupEnv("CRUSH_DISABLE_PROVIDER_AUTO_UPDATE"); ok {
387 c.Options.DisableProviderAutoUpdate, _ = strconv.ParseBool(str)
388 }
389
390 if str, ok := os.LookupEnv("CRUSH_DISABLE_DEFAULT_PROVIDERS"); ok {
391 c.Options.DisableDefaultProviders, _ = strconv.ParseBool(str)
392 }
393
394 if c.Options.Attribution == nil {
395 c.Options.Attribution = &Attribution{
396 TrailerStyle: TrailerStyleAssistedBy,
397 GeneratedWith: true,
398 }
399 } else if c.Options.Attribution.TrailerStyle == "" {
400 // Migrate deprecated co_authored_by or apply default
401 if c.Options.Attribution.CoAuthoredBy != nil {
402 if *c.Options.Attribution.CoAuthoredBy {
403 c.Options.Attribution.TrailerStyle = TrailerStyleCoAuthoredBy
404 } else {
405 c.Options.Attribution.TrailerStyle = TrailerStyleNone
406 }
407 } else {
408 c.Options.Attribution.TrailerStyle = TrailerStyleAssistedBy
409 }
410 }
411 c.Options.InitializeAs = cmp.Or(c.Options.InitializeAs, defaultInitializeAs)
412}
413
414// applyLSPDefaults applies default values from powernap to LSP configurations
415func (c *Config) applyLSPDefaults() {
416 // Get powernap's default configuration
417 configManager := powernapConfig.NewManager()
418 configManager.LoadDefaults()
419
420 // Apply defaults to each LSP configuration
421 for name, cfg := range c.LSP {
422 // Try to get defaults from powernap based on name or command name.
423 base, ok := configManager.GetServer(name)
424 if !ok {
425 base, ok = configManager.GetServer(cfg.Command)
426 if !ok {
427 continue
428 }
429 }
430 if cfg.Options == nil {
431 cfg.Options = base.Settings
432 }
433 if cfg.InitOptions == nil {
434 cfg.InitOptions = base.InitOptions
435 }
436 if len(cfg.FileTypes) == 0 {
437 cfg.FileTypes = base.FileTypes
438 }
439 if len(cfg.RootMarkers) == 0 {
440 cfg.RootMarkers = base.RootMarkers
441 }
442 cfg.Command = cmp.Or(cfg.Command, base.Command)
443 if len(cfg.Args) == 0 {
444 cfg.Args = base.Args
445 }
446 if len(cfg.Env) == 0 {
447 cfg.Env = base.Environment
448 }
449 // Update the config in the map
450 c.LSP[name] = cfg
451 }
452}
453
454func (c *Config) defaultModelSelection(knownProviders []catwalk.Provider) (largeModel SelectedModel, smallModel SelectedModel, err error) {
455 if len(knownProviders) == 0 && c.Providers.Len() == 0 {
456 err = fmt.Errorf("no providers configured, please configure at least one provider")
457 return largeModel, smallModel, err
458 }
459
460 // Use the first provider enabled based on the known providers order
461 // if no provider found that is known use the first provider configured
462 for _, p := range knownProviders {
463 providerConfig, ok := c.Providers.Get(string(p.ID))
464 if !ok || providerConfig.Disable {
465 continue
466 }
467 defaultLargeModel := c.GetModel(string(p.ID), p.DefaultLargeModelID)
468 if defaultLargeModel == nil {
469 err = fmt.Errorf("default large model %s not found for provider %s", p.DefaultLargeModelID, p.ID)
470 return largeModel, smallModel, err
471 }
472 largeModel = SelectedModel{
473 Provider: string(p.ID),
474 Model: defaultLargeModel.ID,
475 MaxTokens: defaultLargeModel.DefaultMaxTokens,
476 ReasoningEffort: defaultLargeModel.DefaultReasoningEffort,
477 }
478
479 defaultSmallModel := c.GetModel(string(p.ID), p.DefaultSmallModelID)
480 if defaultSmallModel == nil {
481 err = fmt.Errorf("default small model %s not found for provider %s", p.DefaultSmallModelID, p.ID)
482 return largeModel, smallModel, err
483 }
484 smallModel = SelectedModel{
485 Provider: string(p.ID),
486 Model: defaultSmallModel.ID,
487 MaxTokens: defaultSmallModel.DefaultMaxTokens,
488 ReasoningEffort: defaultSmallModel.DefaultReasoningEffort,
489 }
490 return largeModel, smallModel, err
491 }
492
493 enabledProviders := c.EnabledProviders()
494 slices.SortFunc(enabledProviders, func(a, b ProviderConfig) int {
495 return strings.Compare(a.ID, b.ID)
496 })
497
498 if len(enabledProviders) == 0 {
499 err = fmt.Errorf("no providers configured, please configure at least one provider")
500 return largeModel, smallModel, err
501 }
502
503 providerConfig := enabledProviders[0]
504 if len(providerConfig.Models) == 0 {
505 err = fmt.Errorf("provider %s has no models configured", providerConfig.ID)
506 return largeModel, smallModel, err
507 }
508 defaultLargeModel := c.GetModel(providerConfig.ID, providerConfig.Models[0].ID)
509 largeModel = SelectedModel{
510 Provider: providerConfig.ID,
511 Model: defaultLargeModel.ID,
512 MaxTokens: defaultLargeModel.DefaultMaxTokens,
513 }
514 defaultSmallModel := c.GetModel(providerConfig.ID, providerConfig.Models[0].ID)
515 smallModel = SelectedModel{
516 Provider: providerConfig.ID,
517 Model: defaultSmallModel.ID,
518 MaxTokens: defaultSmallModel.DefaultMaxTokens,
519 }
520 return largeModel, smallModel, err
521}
522
523func (c *Config) configureSelectedModels(knownProviders []catwalk.Provider) error {
524 defaultLarge, defaultSmall, err := c.defaultModelSelection(knownProviders)
525 if err != nil {
526 return fmt.Errorf("failed to select default models: %w", err)
527 }
528 large, small := defaultLarge, defaultSmall
529
530 largeModelSelected, largeModelConfigured := c.Models[SelectedModelTypeLarge]
531 if largeModelConfigured {
532 if largeModelSelected.Model != "" {
533 large.Model = largeModelSelected.Model
534 }
535 if largeModelSelected.Provider != "" {
536 large.Provider = largeModelSelected.Provider
537 }
538 model := c.GetModel(large.Provider, large.Model)
539 if model == nil {
540 large = defaultLarge
541 // override the model type to large
542 err := c.UpdatePreferredModel(SelectedModelTypeLarge, large)
543 if err != nil {
544 return fmt.Errorf("failed to update preferred large model: %w", err)
545 }
546 } else {
547 if largeModelSelected.MaxTokens > 0 {
548 large.MaxTokens = largeModelSelected.MaxTokens
549 } else {
550 large.MaxTokens = model.DefaultMaxTokens
551 }
552 if largeModelSelected.ReasoningEffort != "" {
553 large.ReasoningEffort = largeModelSelected.ReasoningEffort
554 }
555 large.Think = largeModelSelected.Think
556 if largeModelSelected.Temperature != nil {
557 large.Temperature = largeModelSelected.Temperature
558 }
559 if largeModelSelected.TopP != nil {
560 large.TopP = largeModelSelected.TopP
561 }
562 if largeModelSelected.TopK != nil {
563 large.TopK = largeModelSelected.TopK
564 }
565 if largeModelSelected.FrequencyPenalty != nil {
566 large.FrequencyPenalty = largeModelSelected.FrequencyPenalty
567 }
568 if largeModelSelected.PresencePenalty != nil {
569 large.PresencePenalty = largeModelSelected.PresencePenalty
570 }
571 }
572 }
573 smallModelSelected, smallModelConfigured := c.Models[SelectedModelTypeSmall]
574 if smallModelConfigured {
575 if smallModelSelected.Model != "" {
576 small.Model = smallModelSelected.Model
577 }
578 if smallModelSelected.Provider != "" {
579 small.Provider = smallModelSelected.Provider
580 }
581
582 model := c.GetModel(small.Provider, small.Model)
583 if model == nil {
584 small = defaultSmall
585 // override the model type to small
586 err := c.UpdatePreferredModel(SelectedModelTypeSmall, small)
587 if err != nil {
588 return fmt.Errorf("failed to update preferred small model: %w", err)
589 }
590 } else {
591 if smallModelSelected.MaxTokens > 0 {
592 small.MaxTokens = smallModelSelected.MaxTokens
593 } else {
594 small.MaxTokens = model.DefaultMaxTokens
595 }
596 if smallModelSelected.ReasoningEffort != "" {
597 small.ReasoningEffort = smallModelSelected.ReasoningEffort
598 }
599 if smallModelSelected.Temperature != nil {
600 small.Temperature = smallModelSelected.Temperature
601 }
602 if smallModelSelected.TopP != nil {
603 small.TopP = smallModelSelected.TopP
604 }
605 if smallModelSelected.TopK != nil {
606 small.TopK = smallModelSelected.TopK
607 }
608 if smallModelSelected.FrequencyPenalty != nil {
609 small.FrequencyPenalty = smallModelSelected.FrequencyPenalty
610 }
611 if smallModelSelected.PresencePenalty != nil {
612 small.PresencePenalty = smallModelSelected.PresencePenalty
613 }
614 small.Think = smallModelSelected.Think
615 }
616 }
617 c.Models[SelectedModelTypeLarge] = large
618 c.Models[SelectedModelTypeSmall] = small
619 return nil
620}
621
622// lookupConfigs searches config files recursively from CWD up to FS root
623func lookupConfigs(cwd string) []string {
624 // prepend default config paths
625 configPaths := []string{
626 GlobalConfig(),
627 GlobalConfigData(),
628 }
629
630 configNames := []string{appName + ".json", "." + appName + ".json"}
631
632 foundConfigs, err := fsext.Lookup(cwd, configNames...)
633 if err != nil {
634 // returns at least default configs
635 return configPaths
636 }
637
638 // reverse order so last config has more priority
639 slices.Reverse(foundConfigs)
640
641 return append(configPaths, foundConfigs...)
642}
643
644func loadFromConfigPaths(configPaths []string) (*Config, error) {
645 var configs [][]byte
646
647 for _, path := range configPaths {
648 data, err := os.ReadFile(path)
649 if err != nil {
650 if os.IsNotExist(err) {
651 continue
652 }
653 return nil, fmt.Errorf("failed to open config file %s: %w", path, err)
654 }
655 if len(data) == 0 {
656 continue
657 }
658 configs = append(configs, data)
659 }
660
661 return loadFromBytes(configs)
662}
663
664func loadFromBytes(configs [][]byte) (*Config, error) {
665 if len(configs) == 0 {
666 return &Config{}, nil
667 }
668
669 data, err := jsons.Merge(configs)
670 if err != nil {
671 return nil, err
672 }
673 var config Config
674 if err := json.Unmarshal(data, &config); err != nil {
675 return nil, err
676 }
677 return &config, nil
678}
679
680func hasVertexCredentials(env env.Env) bool {
681 hasProject := env.Get("VERTEXAI_PROJECT") != ""
682 hasLocation := env.Get("VERTEXAI_LOCATION") != ""
683 return hasProject && hasLocation
684}
685
686func hasAWSCredentials(env env.Env) bool {
687 if env.Get("AWS_BEARER_TOKEN_BEDROCK") != "" {
688 return true
689 }
690
691 if env.Get("AWS_ACCESS_KEY_ID") != "" && env.Get("AWS_SECRET_ACCESS_KEY") != "" {
692 return true
693 }
694
695 if env.Get("AWS_PROFILE") != "" || env.Get("AWS_DEFAULT_PROFILE") != "" {
696 return true
697 }
698
699 if env.Get("AWS_REGION") != "" || env.Get("AWS_DEFAULT_REGION") != "" {
700 return true
701 }
702
703 if env.Get("AWS_CONTAINER_CREDENTIALS_RELATIVE_URI") != "" ||
704 env.Get("AWS_CONTAINER_CREDENTIALS_FULL_URI") != "" {
705 return true
706 }
707
708 if _, err := os.Stat(filepath.Join(home.Dir(), ".aws/credentials")); err == nil && !testing.Testing() {
709 return true
710 }
711
712 return false
713}
714
715// GlobalConfig returns the global configuration file path for the application.
716func GlobalConfig() string {
717 if crushGlobal := os.Getenv("CRUSH_GLOBAL_CONFIG"); crushGlobal != "" {
718 return filepath.Join(crushGlobal, fmt.Sprintf("%s.json", appName))
719 }
720 if xdgConfigHome := os.Getenv("XDG_CONFIG_HOME"); xdgConfigHome != "" {
721 return filepath.Join(xdgConfigHome, appName, fmt.Sprintf("%s.json", appName))
722 }
723 return filepath.Join(home.Dir(), ".config", appName, fmt.Sprintf("%s.json", appName))
724}
725
726// GlobalConfigData returns the path to the main data directory for the application.
727// this config is used when the app overrides configurations instead of updating the global config.
728func GlobalConfigData() string {
729 if crushData := os.Getenv("CRUSH_GLOBAL_DATA"); crushData != "" {
730 return filepath.Join(crushData, fmt.Sprintf("%s.json", appName))
731 }
732 if xdgDataHome := os.Getenv("XDG_DATA_HOME"); xdgDataHome != "" {
733 return filepath.Join(xdgDataHome, appName, fmt.Sprintf("%s.json", appName))
734 }
735
736 // return the path to the main data directory
737 // for windows, it should be in `%LOCALAPPDATA%/crush/`
738 // for linux and macOS, it should be in `$HOME/.local/share/crush/`
739 if runtime.GOOS == "windows" {
740 localAppData := cmp.Or(
741 os.Getenv("LOCALAPPDATA"),
742 filepath.Join(os.Getenv("USERPROFILE"), "AppData", "Local"),
743 )
744 return filepath.Join(localAppData, appName, fmt.Sprintf("%s.json", appName))
745 }
746
747 return filepath.Join(home.Dir(), ".local", "share", appName, fmt.Sprintf("%s.json", appName))
748}
749
750func assignIfNil[T any](ptr **T, val T) {
751 if *ptr == nil {
752 *ptr = &val
753 }
754}
755
756func isInsideWorktree() bool {
757 bts, err := exec.CommandContext(
758 context.Background(),
759 "git", "rev-parse",
760 "--is-inside-work-tree",
761 ).CombinedOutput()
762 return err == nil && strings.TrimSpace(string(bts)) == "true"
763}
764
765// GlobalSkillsDirs returns the default directories for Agent Skills.
766// Skills in these directories are auto-discovered and their files can be read
767// without permission prompts.
768func GlobalSkillsDirs() []string {
769 if crushSkills := os.Getenv("CRUSH_SKILLS_DIR"); crushSkills != "" {
770 return []string{crushSkills}
771 }
772
773 // Determine the base config directory.
774 var configBase string
775 if xdgConfigHome := os.Getenv("XDG_CONFIG_HOME"); xdgConfigHome != "" {
776 configBase = xdgConfigHome
777 } else if runtime.GOOS == "windows" {
778 configBase = cmp.Or(
779 os.Getenv("LOCALAPPDATA"),
780 filepath.Join(os.Getenv("USERPROFILE"), "AppData", "Local"),
781 )
782 } else {
783 configBase = filepath.Join(home.Dir(), ".config")
784 }
785
786 return []string{
787 filepath.Join(configBase, appName, "skills"),
788 filepath.Join(configBase, "agents", "skills"),
789 }
790}
791
792func isAppleTerminal() bool { return os.Getenv("TERM_PROGRAM") == "Apple_Terminal" }