1package config
2
3import (
4 "cmp"
5 "context"
6 "fmt"
7 "log/slog"
8 "maps"
9 "net/http"
10 "net/url"
11 "os"
12 "path/filepath"
13 "slices"
14 "strings"
15 "time"
16
17 hyperp "git.secluded.site/crush/internal/agent/hyper"
18 "git.secluded.site/crush/internal/csync"
19 "git.secluded.site/crush/internal/env"
20 "git.secluded.site/crush/internal/oauth"
21 "git.secluded.site/crush/internal/oauth/claude"
22 "git.secluded.site/crush/internal/oauth/copilot"
23 "git.secluded.site/crush/internal/oauth/hyper"
24 "github.com/charmbracelet/catwalk/pkg/catwalk"
25 "github.com/invopop/jsonschema"
26 "github.com/tidwall/gjson"
27 "github.com/tidwall/sjson"
28)
29
30const (
31 appName = "crush"
32 defaultDataDirectory = ".crush"
33 defaultInitializeAs = "AGENTS.md"
34)
35
36var defaultContextPaths = []string{
37 ".github/copilot-instructions.md",
38 ".cursorrules",
39 ".cursor/rules/",
40 "CLAUDE.md",
41 "CLAUDE.local.md",
42 "GEMINI.md",
43 "gemini.md",
44 "crush.md",
45 "crush.local.md",
46 "Crush.md",
47 "Crush.local.md",
48 "CRUSH.md",
49 "CRUSH.local.md",
50 "AGENTS.md",
51 "agents.md",
52 "Agents.md",
53}
54
55type SelectedModelType string
56
57const (
58 SelectedModelTypeLarge SelectedModelType = "large"
59 SelectedModelTypeSmall SelectedModelType = "small"
60)
61
62const (
63 AgentCoder string = "coder"
64 AgentTask string = "task"
65)
66
67type SelectedModel struct {
68 // The model id as used by the provider API.
69 // Required.
70 Model string `json:"model" jsonschema:"required,description=The model ID as used by the provider API,example=gpt-4o"`
71 // The model provider, same as the key/id used in the providers config.
72 // Required.
73 Provider string `json:"provider" jsonschema:"required,description=The model provider ID that matches a key in the providers config,example=openai"`
74
75 // Only used by models that use the openai provider and need this set.
76 ReasoningEffort string `json:"reasoning_effort,omitempty" jsonschema:"description=Reasoning effort level for OpenAI models that support it,enum=low,enum=medium,enum=high"`
77
78 // Used by anthropic models that can reason to indicate if the model should think.
79 Think bool `json:"think,omitempty" jsonschema:"description=Enable thinking mode for Anthropic models that support reasoning"`
80
81 // Overrides the default model configuration.
82 MaxTokens int64 `json:"max_tokens,omitempty" jsonschema:"description=Maximum number of tokens for model responses,maximum=200000,example=4096"`
83 Temperature *float64 `json:"temperature,omitempty" jsonschema:"description=Sampling temperature,minimum=0,maximum=1,example=0.7"`
84 TopP *float64 `json:"top_p,omitempty" jsonschema:"description=Top-p (nucleus) sampling parameter,minimum=0,maximum=1,example=0.9"`
85 TopK *int64 `json:"top_k,omitempty" jsonschema:"description=Top-k sampling parameter"`
86 FrequencyPenalty *float64 `json:"frequency_penalty,omitempty" jsonschema:"description=Frequency penalty to reduce repetition"`
87 PresencePenalty *float64 `json:"presence_penalty,omitempty" jsonschema:"description=Presence penalty to increase topic diversity"`
88
89 // Override provider specific options.
90 ProviderOptions map[string]any `json:"provider_options,omitempty" jsonschema:"description=Additional provider-specific options for the model"`
91}
92
93type ProviderConfig struct {
94 // The provider's id.
95 ID string `json:"id,omitempty" jsonschema:"description=Unique identifier for the provider,example=openai"`
96 // The provider's name, used for display purposes.
97 Name string `json:"name,omitempty" jsonschema:"description=Human-readable name for the provider,example=OpenAI"`
98 // The provider's API endpoint.
99 BaseURL string `json:"base_url,omitempty" jsonschema:"description=Base URL for the provider's API,format=uri,example=https://api.openai.com/v1"`
100 // The provider type, e.g. "openai", "anthropic", etc. if empty it defaults to openai.
101 Type catwalk.Type `json:"type,omitempty" jsonschema:"description=Provider type that determines the API format,enum=openai,enum=openai-compat,enum=anthropic,enum=gemini,enum=azure,enum=vertexai,default=openai"`
102 // The provider's API key.
103 APIKey string `json:"api_key,omitempty" jsonschema:"description=API key for authentication with the provider,example=$OPENAI_API_KEY"`
104 // The original API key template before resolution (for re-resolution on auth errors).
105 APIKeyTemplate string `json:"-"`
106 // OAuthToken for providers that use OAuth2 authentication.
107 OAuthToken *oauth.Token `json:"oauth,omitempty" jsonschema:"description=OAuth2 token for authentication with the provider"`
108 // Marks the provider as disabled.
109 Disable bool `json:"disable,omitempty" jsonschema:"description=Whether this provider is disabled,default=false"`
110
111 // Custom system prompt prefix.
112 SystemPromptPrefix string `json:"system_prompt_prefix,omitempty" jsonschema:"description=Custom prefix to add to system prompts for this provider"`
113
114 // Extra headers to send with each request to the provider.
115 ExtraHeaders map[string]string `json:"extra_headers,omitempty" jsonschema:"description=Additional HTTP headers to send with requests"`
116 // Extra body
117 ExtraBody map[string]any `json:"extra_body,omitempty" jsonschema:"description=Additional fields to include in request bodies, only works with openai-compatible providers"`
118
119 ProviderOptions map[string]any `json:"provider_options,omitempty" jsonschema:"description=Additional provider-specific options for this provider"`
120
121 // Used to pass extra parameters to the provider.
122 ExtraParams map[string]string `json:"-"`
123
124 // The provider models
125 Models []catwalk.Model `json:"models,omitempty" jsonschema:"description=List of models available from this provider"`
126}
127
128// ToProvider converts the [ProviderConfig] to a [catwalk.Provider].
129func (pc *ProviderConfig) ToProvider() catwalk.Provider {
130 // Convert config provider to provider.Provider format
131 provider := catwalk.Provider{
132 Name: pc.Name,
133 ID: catwalk.InferenceProvider(pc.ID),
134 Models: make([]catwalk.Model, len(pc.Models)),
135 }
136
137 // Convert models
138 for i, model := range pc.Models {
139 provider.Models[i] = catwalk.Model{
140 ID: model.ID,
141 Name: model.Name,
142 CostPer1MIn: model.CostPer1MIn,
143 CostPer1MOut: model.CostPer1MOut,
144 CostPer1MInCached: model.CostPer1MInCached,
145 CostPer1MOutCached: model.CostPer1MOutCached,
146 ContextWindow: model.ContextWindow,
147 DefaultMaxTokens: model.DefaultMaxTokens,
148 CanReason: model.CanReason,
149 ReasoningLevels: model.ReasoningLevels,
150 DefaultReasoningEffort: model.DefaultReasoningEffort,
151 SupportsImages: model.SupportsImages,
152 }
153 }
154
155 return provider
156}
157
158func (pc *ProviderConfig) SetupClaudeCode() {
159 pc.SystemPromptPrefix = "You are Claude Code, Anthropic's official CLI for Claude."
160 pc.ExtraHeaders["anthropic-version"] = "2023-06-01"
161
162 value := pc.ExtraHeaders["anthropic-beta"]
163 const want = "oauth-2025-04-20"
164 if !strings.Contains(value, want) {
165 if value != "" {
166 value += ","
167 }
168 value += want
169 }
170 pc.ExtraHeaders["anthropic-beta"] = value
171}
172
173func (pc *ProviderConfig) SetupGitHubCopilot() {
174 maps.Copy(pc.ExtraHeaders, copilot.Headers())
175}
176
177type MCPType string
178
179const (
180 MCPStdio MCPType = "stdio"
181 MCPSSE MCPType = "sse"
182 MCPHttp MCPType = "http"
183)
184
185type MCPConfig struct {
186 Command string `json:"command,omitempty" jsonschema:"description=Command to execute for stdio MCP servers,example=npx"`
187 Env map[string]string `json:"env,omitempty" jsonschema:"description=Environment variables to set for the MCP server"`
188 Args []string `json:"args,omitempty" jsonschema:"description=Arguments to pass to the MCP server command"`
189 Type MCPType `json:"type" jsonschema:"required,description=Type of MCP connection,enum=stdio,enum=sse,enum=http,default=stdio"`
190 URL string `json:"url,omitempty" jsonschema:"description=URL for HTTP or SSE MCP servers,format=uri,example=http://localhost:3000/mcp"`
191 Disabled bool `json:"disabled,omitempty" jsonschema:"description=Whether this MCP server is disabled,default=false"`
192 DisabledTools []string `json:"disabled_tools,omitempty" jsonschema:"description=List of tools from this MCP server to disable,example=get-library-doc"`
193 Timeout int `json:"timeout,omitempty" jsonschema:"description=Timeout in seconds for MCP server connections,default=15,example=30,example=60,example=120"`
194
195 // TODO: maybe make it possible to get the value from the env
196 Headers map[string]string `json:"headers,omitempty" jsonschema:"description=HTTP headers for HTTP/SSE MCP servers"`
197}
198
199type LSPConfig struct {
200 Disabled bool `json:"disabled,omitempty" jsonschema:"description=Whether this LSP server is disabled,default=false"`
201 Command string `json:"command,omitempty" jsonschema:"required,description=Command to execute for the LSP server,example=gopls"`
202 Args []string `json:"args,omitempty" jsonschema:"description=Arguments to pass to the LSP server command"`
203 Env map[string]string `json:"env,omitempty" jsonschema:"description=Environment variables to set to the LSP server command"`
204 FileTypes []string `json:"filetypes,omitempty" jsonschema:"description=File types this LSP server handles,example=go,example=mod,example=rs,example=c,example=js,example=ts"`
205 RootMarkers []string `json:"root_markers,omitempty" jsonschema:"description=Files or directories that indicate the project root,example=go.mod,example=package.json,example=Cargo.toml"`
206 InitOptions map[string]any `json:"init_options,omitempty" jsonschema:"description=Initialization options passed to the LSP server during initialize request"`
207 Options map[string]any `json:"options,omitempty" jsonschema:"description=LSP server-specific settings passed during initialization"`
208}
209
210type TUIOptions struct {
211 CompactMode bool `json:"compact_mode,omitempty" jsonschema:"description=Enable compact mode for the TUI interface,default=false"`
212 DiffMode string `json:"diff_mode,omitempty" jsonschema:"description=Diff mode for the TUI interface,enum=unified,enum=split"`
213 // Here we can add themes later or any TUI related options
214 //
215
216 Completions Completions `json:"completions,omitzero" jsonschema:"description=Completions UI options"`
217}
218
219// Completions defines options for the completions UI.
220type Completions struct {
221 MaxDepth *int `json:"max_depth,omitempty" jsonschema:"description=Maximum depth for the ls tool,default=0,example=10"`
222 MaxItems *int `json:"max_items,omitempty" jsonschema:"description=Maximum number of items to return for the ls tool,default=1000,example=100"`
223}
224
225func (c Completions) Limits() (depth, items int) {
226 return ptrValOr(c.MaxDepth, 0), ptrValOr(c.MaxItems, 0)
227}
228
229type Permissions struct {
230 AllowedTools []string `json:"allowed_tools,omitempty" jsonschema:"description=List of tools that don't require permission prompts,example=bash,example=view"` // Tools that don't require permission prompts
231 SkipRequests bool `json:"-"` // Automatically accept all permissions (YOLO mode)
232}
233
234type TrailerStyle string
235
236const (
237 TrailerStyleNone TrailerStyle = "none"
238 TrailerStyleCoAuthoredBy TrailerStyle = "co-authored-by"
239 TrailerStyleAssistedBy TrailerStyle = "assisted-by"
240)
241
242type Attribution struct {
243 TrailerStyle TrailerStyle `json:"trailer_style,omitempty" jsonschema:"description=Style of attribution trailer to add to commits,enum=none,enum=co-authored-by,enum=assisted-by,default=assisted-by"`
244 CoAuthoredBy *bool `json:"co_authored_by,omitempty" jsonschema:"description=Deprecated: use trailer_style instead"`
245 GeneratedWith bool `json:"generated_with,omitempty" jsonschema:"description=Add Generated with Crush line to commit messages and issues and PRs,default=true"`
246}
247
248// JSONSchemaExtend marks the co_authored_by field as deprecated in the schema.
249func (Attribution) JSONSchemaExtend(schema *jsonschema.Schema) {
250 if schema.Properties != nil {
251 if prop, ok := schema.Properties.Get("co_authored_by"); ok {
252 prop.Deprecated = true
253 }
254 }
255}
256
257type Options struct {
258 ContextPaths []string `json:"context_paths,omitempty" jsonschema:"description=Paths to files containing context information for the AI,example=.cursorrules,example=CRUSH.md"`
259 MemoryPaths []string `json:"memory_paths,omitempty" jsonschema:"description=Paths to files containing memory information for the AI,default=~/.config/crush/CRUSH.md,default=~/.config/AGENTS.md"`
260 SkillsPaths []string `json:"skills_paths,omitempty" jsonschema:"description=Paths to directories containing Agent Skills (folders with SKILL.md files),example=~/.config/crush/skills,example=./skills"`
261 TUI *TUIOptions `json:"tui,omitempty" jsonschema:"description=Terminal user interface options"`
262 Debug bool `json:"debug,omitempty" jsonschema:"description=Enable debug logging,default=false"`
263 DebugLSP bool `json:"debug_lsp,omitempty" jsonschema:"description=Enable debug logging for LSP servers,default=false"`
264 DisableAutoSummarize bool `json:"disable_auto_summarize,omitempty" jsonschema:"description=Disable automatic conversation summarization,default=false"`
265 DataDirectory string `json:"data_directory,omitempty" jsonschema:"description=Directory for storing application data (relative to working directory),default=.crush,example=.crush"` // Relative to the cwd
266 DisabledTools []string `json:"disabled_tools,omitempty" jsonschema:"description=List of built-in tools to disable and hide from the agent,example=bash,example=sourcegraph"`
267 DisableProviderAutoUpdate bool `json:"disable_provider_auto_update,omitempty" jsonschema:"description=Disable providers auto-update,default=false"`
268 Attribution *Attribution `json:"attribution,omitempty" jsonschema:"description=Attribution settings for generated content"`
269 DisableMetrics bool `json:"disable_metrics,omitempty" jsonschema:"description=Disable sending metrics,default=false"`
270 InitializeAs string `json:"initialize_as,omitempty" jsonschema:"description=Name of the context file to create/update during project initialization,default=AGENTS.md,example=AGENTS.md,example=CRUSH.md,example=CLAUDE.md,example=docs/LLMs.md"`
271 DisableNotifications bool `json:"disable_notifications,omitempty" jsonschema:"description=Disable desktop notifications,default=false"`
272}
273
274type MCPs map[string]MCPConfig
275
276type MCP struct {
277 Name string `json:"name"`
278 MCP MCPConfig `json:"mcp"`
279}
280
281func (m MCPs) Sorted() []MCP {
282 sorted := make([]MCP, 0, len(m))
283 for k, v := range m {
284 sorted = append(sorted, MCP{
285 Name: k,
286 MCP: v,
287 })
288 }
289 slices.SortFunc(sorted, func(a, b MCP) int {
290 return strings.Compare(a.Name, b.Name)
291 })
292 return sorted
293}
294
295type LSPs map[string]LSPConfig
296
297type LSP struct {
298 Name string `json:"name"`
299 LSP LSPConfig `json:"lsp"`
300}
301
302func (l LSPs) Sorted() []LSP {
303 sorted := make([]LSP, 0, len(l))
304 for k, v := range l {
305 sorted = append(sorted, LSP{
306 Name: k,
307 LSP: v,
308 })
309 }
310 slices.SortFunc(sorted, func(a, b LSP) int {
311 return strings.Compare(a.Name, b.Name)
312 })
313 return sorted
314}
315
316func (l LSPConfig) ResolvedEnv() []string {
317 return resolveEnvs(l.Env)
318}
319
320func (m MCPConfig) ResolvedEnv() []string {
321 return resolveEnvs(m.Env)
322}
323
324func (m MCPConfig) ResolvedHeaders() map[string]string {
325 resolver := NewShellVariableResolver(env.New())
326 for e, v := range m.Headers {
327 var err error
328 m.Headers[e], err = resolver.ResolveValue(v)
329 if err != nil {
330 slog.Error("error resolving header variable", "error", err, "variable", e, "value", v)
331 continue
332 }
333 }
334 return m.Headers
335}
336
337type Agent struct {
338 ID string `json:"id,omitempty"`
339 Name string `json:"name,omitempty"`
340 Description string `json:"description,omitempty"`
341 // This is the id of the system prompt used by the agent
342 Disabled bool `json:"disabled,omitempty"`
343
344 Model SelectedModelType `json:"model" jsonschema:"required,description=The model type to use for this agent,enum=large,enum=small,default=large"`
345
346 // The available tools for the agent
347 // if this is nil, all tools are available
348 AllowedTools []string `json:"allowed_tools,omitempty"`
349
350 // this tells us which MCPs are available for this agent
351 // if this is empty all mcps are available
352 // the string array is the list of tools from the AllowedMCP the agent has available
353 // if the string array is nil, all tools from the AllowedMCP are available
354 AllowedMCP map[string][]string `json:"allowed_mcp,omitempty"`
355
356 // Overrides the context paths for this agent
357 ContextPaths []string `json:"context_paths,omitempty"`
358}
359
360type Tools struct {
361 Ls ToolLs `json:"ls,omitzero"`
362}
363
364type ToolLs struct {
365 MaxDepth *int `json:"max_depth,omitempty" jsonschema:"description=Maximum depth for the ls tool,default=0,example=10"`
366 MaxItems *int `json:"max_items,omitempty" jsonschema:"description=Maximum number of items to return for the ls tool,default=1000,example=100"`
367}
368
369func (t ToolLs) Limits() (depth, items int) {
370 return ptrValOr(t.MaxDepth, 0), ptrValOr(t.MaxItems, 0)
371}
372
373// Config holds the configuration for crush.
374type Config struct {
375 Schema string `json:"$schema,omitempty"`
376
377 // We currently only support large/small as values here.
378 Models map[SelectedModelType]SelectedModel `json:"models,omitempty" jsonschema:"description=Model configurations for different model types,example={\"large\":{\"model\":\"gpt-4o\",\"provider\":\"openai\"}}"`
379 // Recently used models stored in the data directory config.
380 RecentModels map[SelectedModelType][]SelectedModel `json:"recent_models,omitempty" jsonschema:"description=Recently used models sorted by most recent first"`
381
382 // The providers that are configured
383 Providers *csync.Map[string, ProviderConfig] `json:"providers,omitempty" jsonschema:"description=AI provider configurations"`
384
385 MCP MCPs `json:"mcp,omitempty" jsonschema:"description=Model Context Protocol server configurations"`
386
387 LSP LSPs `json:"lsp,omitempty" jsonschema:"description=Language Server Protocol configurations"`
388
389 Options *Options `json:"options,omitempty" jsonschema:"description=General application options"`
390
391 Permissions *Permissions `json:"permissions,omitempty" jsonschema:"description=Permission settings for tool usage"`
392
393 Tools Tools `json:"tools,omitzero" jsonschema:"description=Tool configurations"`
394
395 Agents map[string]Agent `json:"-"`
396
397 // Internal
398 workingDir string `json:"-"`
399 // TODO: find a better way to do this this should probably not be part of the config
400 resolver VariableResolver
401 dataConfigDir string `json:"-"`
402 knownProviders []catwalk.Provider `json:"-"`
403}
404
405func (c *Config) WorkingDir() string {
406 return c.workingDir
407}
408
409func (c *Config) EnabledProviders() []ProviderConfig {
410 var enabled []ProviderConfig
411 for p := range c.Providers.Seq() {
412 if !p.Disable {
413 enabled = append(enabled, p)
414 }
415 }
416 return enabled
417}
418
419// IsConfigured return true if at least one provider is configured
420func (c *Config) IsConfigured() bool {
421 return len(c.EnabledProviders()) > 0
422}
423
424func (c *Config) GetModel(provider, model string) *catwalk.Model {
425 if providerConfig, ok := c.Providers.Get(provider); ok {
426 for _, m := range providerConfig.Models {
427 if m.ID == model {
428 return &m
429 }
430 }
431 }
432 return nil
433}
434
435func (c *Config) GetProviderForModel(modelType SelectedModelType) *ProviderConfig {
436 model, ok := c.Models[modelType]
437 if !ok {
438 return nil
439 }
440 if providerConfig, ok := c.Providers.Get(model.Provider); ok {
441 return &providerConfig
442 }
443 return nil
444}
445
446func (c *Config) GetModelByType(modelType SelectedModelType) *catwalk.Model {
447 model, ok := c.Models[modelType]
448 if !ok {
449 return nil
450 }
451 return c.GetModel(model.Provider, model.Model)
452}
453
454func (c *Config) LargeModel() *catwalk.Model {
455 model, ok := c.Models[SelectedModelTypeLarge]
456 if !ok {
457 return nil
458 }
459 return c.GetModel(model.Provider, model.Model)
460}
461
462func (c *Config) SmallModel() *catwalk.Model {
463 model, ok := c.Models[SelectedModelTypeSmall]
464 if !ok {
465 return nil
466 }
467 return c.GetModel(model.Provider, model.Model)
468}
469
470func (c *Config) SetCompactMode(enabled bool) error {
471 if c.Options == nil {
472 c.Options = &Options{}
473 }
474 c.Options.TUI.CompactMode = enabled
475 return c.SetConfigField("options.tui.compact_mode", enabled)
476}
477
478func (c *Config) Resolve(key string) (string, error) {
479 if c.resolver == nil {
480 return "", fmt.Errorf("no variable resolver configured")
481 }
482 return c.resolver.ResolveValue(key)
483}
484
485func (c *Config) UpdatePreferredModel(modelType SelectedModelType, model SelectedModel) error {
486 c.Models[modelType] = model
487 if err := c.SetConfigField(fmt.Sprintf("models.%s", modelType), model); err != nil {
488 return fmt.Errorf("failed to update preferred model: %w", err)
489 }
490 if err := c.recordRecentModel(modelType, model); err != nil {
491 return err
492 }
493 return nil
494}
495
496func (c *Config) HasConfigField(key string) bool {
497 data, err := os.ReadFile(c.dataConfigDir)
498 if err != nil {
499 return false
500 }
501 return gjson.Get(string(data), key).Exists()
502}
503
504func (c *Config) SetConfigField(key string, value any) error {
505 data, err := os.ReadFile(c.dataConfigDir)
506 if err != nil {
507 if os.IsNotExist(err) {
508 data = []byte("{}")
509 } else {
510 return fmt.Errorf("failed to read config file: %w", err)
511 }
512 }
513
514 newValue, err := sjson.Set(string(data), key, value)
515 if err != nil {
516 return fmt.Errorf("failed to set config field %s: %w", key, err)
517 }
518 if err := os.MkdirAll(filepath.Dir(c.dataConfigDir), 0o755); err != nil {
519 return fmt.Errorf("failed to create config directory %q: %w", c.dataConfigDir, err)
520 }
521 if err := os.WriteFile(c.dataConfigDir, []byte(newValue), 0o600); err != nil {
522 return fmt.Errorf("failed to write config file: %w", err)
523 }
524 return nil
525}
526
527// RefreshOAuthToken refreshes the OAuth token for the given provider.
528func (c *Config) RefreshOAuthToken(ctx context.Context, providerID string) error {
529 providerConfig, exists := c.Providers.Get(providerID)
530 if !exists {
531 return fmt.Errorf("provider %s not found", providerID)
532 }
533
534 if providerConfig.OAuthToken == nil {
535 return fmt.Errorf("provider %s does not have an OAuth token", providerID)
536 }
537
538 var newToken *oauth.Token
539 var refreshErr error
540 switch providerID {
541 case string(catwalk.InferenceProviderAnthropic):
542 newToken, refreshErr = claude.RefreshToken(ctx, providerConfig.OAuthToken.RefreshToken)
543 case string(catwalk.InferenceProviderCopilot):
544 newToken, refreshErr = copilot.RefreshToken(ctx, providerConfig.OAuthToken.RefreshToken)
545 case hyperp.Name:
546 newToken, refreshErr = hyper.ExchangeToken(ctx, providerConfig.OAuthToken.RefreshToken)
547 default:
548 return fmt.Errorf("OAuth refresh not supported for provider %s", providerID)
549 }
550 if refreshErr != nil {
551 return fmt.Errorf("failed to refresh OAuth token for provider %s: %w", providerID, refreshErr)
552 }
553
554 slog.Info("Successfully refreshed OAuth token", "provider", providerID)
555 providerConfig.OAuthToken = newToken
556 providerConfig.APIKey = newToken.AccessToken
557
558 switch providerID {
559 case string(catwalk.InferenceProviderAnthropic):
560 providerConfig.SetupClaudeCode()
561 case string(catwalk.InferenceProviderCopilot):
562 providerConfig.SetupGitHubCopilot()
563 }
564
565 c.Providers.Set(providerID, providerConfig)
566
567 if err := cmp.Or(
568 c.SetConfigField(fmt.Sprintf("providers.%s.api_key", providerID), newToken.AccessToken),
569 c.SetConfigField(fmt.Sprintf("providers.%s.oauth", providerID), newToken),
570 ); err != nil {
571 return fmt.Errorf("failed to persist refreshed token: %w", err)
572 }
573
574 return nil
575}
576
577func (c *Config) SetProviderAPIKey(providerID string, apiKey any) error {
578 var providerConfig ProviderConfig
579 var exists bool
580 var setKeyOrToken func()
581
582 switch v := apiKey.(type) {
583 case string:
584 if err := c.SetConfigField(fmt.Sprintf("providers.%s.api_key", providerID), v); err != nil {
585 return fmt.Errorf("failed to save api key to config file: %w", err)
586 }
587 setKeyOrToken = func() { providerConfig.APIKey = v }
588 case *oauth.Token:
589 if err := cmp.Or(
590 c.SetConfigField(fmt.Sprintf("providers.%s.api_key", providerID), v.AccessToken),
591 c.SetConfigField(fmt.Sprintf("providers.%s.oauth", providerID), v),
592 ); err != nil {
593 return err
594 }
595 setKeyOrToken = func() {
596 providerConfig.APIKey = v.AccessToken
597 providerConfig.OAuthToken = v
598 switch providerID {
599 case string(catwalk.InferenceProviderAnthropic):
600 providerConfig.SetupClaudeCode()
601 case string(catwalk.InferenceProviderCopilot):
602 providerConfig.SetupGitHubCopilot()
603 }
604 }
605 }
606
607 providerConfig, exists = c.Providers.Get(providerID)
608 if exists {
609 setKeyOrToken()
610 c.Providers.Set(providerID, providerConfig)
611 return nil
612 }
613
614 var foundProvider *catwalk.Provider
615 for _, p := range c.knownProviders {
616 if string(p.ID) == providerID {
617 foundProvider = &p
618 break
619 }
620 }
621
622 if foundProvider != nil {
623 // Create new provider config based on known provider
624 providerConfig = ProviderConfig{
625 ID: providerID,
626 Name: foundProvider.Name,
627 BaseURL: foundProvider.APIEndpoint,
628 Type: foundProvider.Type,
629 Disable: false,
630 ExtraHeaders: make(map[string]string),
631 ExtraParams: make(map[string]string),
632 Models: foundProvider.Models,
633 }
634 setKeyOrToken()
635 } else {
636 return fmt.Errorf("provider with ID %s not found in known providers", providerID)
637 }
638 // Store the updated provider config
639 c.Providers.Set(providerID, providerConfig)
640 return nil
641}
642
643const maxRecentModelsPerType = 5
644
645func (c *Config) recordRecentModel(modelType SelectedModelType, model SelectedModel) error {
646 if model.Provider == "" || model.Model == "" {
647 return nil
648 }
649
650 if c.RecentModels == nil {
651 c.RecentModels = make(map[SelectedModelType][]SelectedModel)
652 }
653
654 eq := func(a, b SelectedModel) bool {
655 return a.Provider == b.Provider && a.Model == b.Model
656 }
657
658 entry := SelectedModel{
659 Provider: model.Provider,
660 Model: model.Model,
661 }
662
663 current := c.RecentModels[modelType]
664 withoutCurrent := slices.DeleteFunc(slices.Clone(current), func(existing SelectedModel) bool {
665 return eq(existing, entry)
666 })
667
668 updated := append([]SelectedModel{entry}, withoutCurrent...)
669 if len(updated) > maxRecentModelsPerType {
670 updated = updated[:maxRecentModelsPerType]
671 }
672
673 if slices.EqualFunc(current, updated, eq) {
674 return nil
675 }
676
677 c.RecentModels[modelType] = updated
678
679 if err := c.SetConfigField(fmt.Sprintf("recent_models.%s", modelType), updated); err != nil {
680 return fmt.Errorf("failed to persist recent models: %w", err)
681 }
682
683 return nil
684}
685
686func allToolNames() []string {
687 return []string{
688 "agent",
689 "bash",
690 "job_output",
691 "job_kill",
692 "download",
693 "edit",
694 "multiedit",
695 "lsp_diagnostics",
696 "lsp_references",
697 "fetch",
698 "agentic_fetch",
699 "glob",
700 "grep",
701 "ls",
702 "sourcegraph",
703 "todos",
704 "view",
705 "write",
706 }
707}
708
709func resolveAllowedTools(allTools []string, disabledTools []string) []string {
710 if disabledTools == nil {
711 return allTools
712 }
713 // filter out disabled tools (exclude mode)
714 return filterSlice(allTools, disabledTools, false)
715}
716
717func resolveReadOnlyTools(tools []string) []string {
718 readOnlyTools := []string{"glob", "grep", "ls", "sourcegraph", "view"}
719 // filter to only include tools that are in allowedtools (include mode)
720 return filterSlice(tools, readOnlyTools, true)
721}
722
723func filterSlice(data []string, mask []string, include bool) []string {
724 filtered := []string{}
725 for _, s := range data {
726 // if include is true, we include items that ARE in the mask
727 // if include is false, we include items that are NOT in the mask
728 if include == slices.Contains(mask, s) {
729 filtered = append(filtered, s)
730 }
731 }
732 return filtered
733}
734
735func (c *Config) SetupAgents() {
736 allowedTools := resolveAllowedTools(allToolNames(), c.Options.DisabledTools)
737
738 agents := map[string]Agent{
739 AgentCoder: {
740 ID: AgentCoder,
741 Name: "Coder",
742 Description: "An agent that helps with executing coding tasks.",
743 Model: SelectedModelTypeLarge,
744 ContextPaths: c.Options.ContextPaths,
745 AllowedTools: allowedTools,
746 },
747
748 AgentTask: {
749 ID: AgentCoder,
750 Name: "Task",
751 Description: "An agent that helps with searching for context and finding implementation details.",
752 Model: SelectedModelTypeLarge,
753 ContextPaths: c.Options.ContextPaths,
754 AllowedTools: resolveReadOnlyTools(allowedTools),
755 // NO MCPs or LSPs by default
756 AllowedMCP: map[string][]string{},
757 },
758 }
759 c.Agents = agents
760}
761
762func (c *Config) Resolver() VariableResolver {
763 return c.resolver
764}
765
766func (c *ProviderConfig) TestConnection(resolver VariableResolver) error {
767 testURL := ""
768 headers := make(map[string]string)
769 apiKey, _ := resolver.ResolveValue(c.APIKey)
770 switch c.Type {
771 case catwalk.TypeOpenAI, catwalk.TypeOpenAICompat, catwalk.TypeOpenRouter:
772 baseURL, _ := resolver.ResolveValue(c.BaseURL)
773 if baseURL == "" {
774 baseURL = "https://api.openai.com/v1"
775 }
776 if c.ID == string(catwalk.InferenceProviderOpenRouter) {
777 testURL = baseURL + "/credits"
778 } else {
779 testURL = baseURL + "/models"
780 }
781 headers["Authorization"] = "Bearer " + apiKey
782 case catwalk.TypeAnthropic:
783 baseURL, _ := resolver.ResolveValue(c.BaseURL)
784 if baseURL == "" {
785 baseURL = "https://api.anthropic.com/v1"
786 }
787 testURL = baseURL + "/models"
788 // TODO: replace with const when catwalk is released
789 if c.ID == "kimi-coding" {
790 testURL = baseURL + "/v1/models"
791 }
792 headers["x-api-key"] = apiKey
793 headers["anthropic-version"] = "2023-06-01"
794 case catwalk.TypeGoogle:
795 baseURL, _ := resolver.ResolveValue(c.BaseURL)
796 if baseURL == "" {
797 baseURL = "https://generativelanguage.googleapis.com"
798 }
799 testURL = baseURL + "/v1beta/models?key=" + url.QueryEscape(apiKey)
800 }
801 ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
802 defer cancel()
803 client := &http.Client{}
804 req, err := http.NewRequestWithContext(ctx, "GET", testURL, nil)
805 if err != nil {
806 return fmt.Errorf("failed to create request for provider %s: %w", c.ID, err)
807 }
808 for k, v := range headers {
809 req.Header.Set(k, v)
810 }
811 for k, v := range c.ExtraHeaders {
812 req.Header.Set(k, v)
813 }
814 b, err := client.Do(req)
815 if err != nil {
816 return fmt.Errorf("failed to create request for provider %s: %w", c.ID, err)
817 }
818 if c.ID == string(catwalk.InferenceProviderZAI) {
819 if b.StatusCode == http.StatusUnauthorized {
820 // for z.ai just check if the http response is not 401
821 return fmt.Errorf("failed to connect to provider %s: %s", c.ID, b.Status)
822 }
823 } else {
824 if b.StatusCode != http.StatusOK {
825 return fmt.Errorf("failed to connect to provider %s: %s", c.ID, b.Status)
826 }
827 }
828 _ = b.Body.Close()
829 return nil
830}
831
832func resolveEnvs(envs map[string]string) []string {
833 resolver := NewShellVariableResolver(env.New())
834 for e, v := range envs {
835 var err error
836 envs[e], err = resolver.ResolveValue(v)
837 if err != nil {
838 slog.Error("error resolving environment variable", "error", err, "variable", e, "value", v)
839 continue
840 }
841 }
842
843 res := make([]string, 0, len(envs))
844 for k, v := range envs {
845 res = append(res, fmt.Sprintf("%s=%s", k, v))
846 }
847 return res
848}
849
850func ptrValOr[T any](t *T, el T) T {
851 if t == nil {
852 return el
853 }
854 return *t
855}