Files
harness-sync/internal/adapters/claudecode/claudecode.go
T

121 lines
2.8 KiB
Go

// Package claudecode is the claude-code harness adapter.
package claudecode
import (
"os"
"path/filepath"
"github.com/lukaszraczylo/harness-sync/internal/adapter"
"github.com/lukaszraczylo/harness-sync/internal/canonical"
"github.com/lukaszraczylo/harness-sync/internal/render"
)
const name = "claude-code"
// Adapter implements adapter.Adapter for the claude-code harness.
type Adapter struct {
home string
}
// Option configures an Adapter.
type Option func(*Adapter)
// WithHome overrides the home directory (defaults to os.UserHomeDir).
func WithHome(h string) Option { return func(a *Adapter) { a.home = h } }
// New returns a new Adapter with the given options applied.
func New(opts ...Option) *Adapter {
a := &Adapter{home: defaultHome()}
for _, o := range opts {
o(a)
}
return a
}
func defaultHome() string {
h, err := os.UserHomeDir()
if err != nil {
return ""
}
return h
}
// Name returns the harness identifier.
func (a *Adapter) Name() string { return name }
// Detect returns true when ~/.claude exists.
func (a *Adapter) Detect() bool {
_, err := os.Stat(filepath.Join(a.home, ".claude"))
return err == nil
}
// Render produces the FileSet that applies the canonical bundle to claude-code.
func (a *Adapter) Render(b *canonical.Bundle) (*adapter.FileSet, error) {
fs := adapter.NewFileSet()
base := filepath.Join(a.home, ".claude")
fs.Add(adapter.File{
Dest: filepath.Join(base, "skills"),
Kind: adapter.SymlinkDir,
SymlinkTarget: filepath.Join(b.Root, "skills"),
})
fs.Add(adapter.File{
Dest: filepath.Join(base, "agents"),
Kind: adapter.SymlinkDir,
SymlinkTarget: filepath.Join(b.Root, "agents"),
})
instructions := b.Instructions.Global
if override, ok := b.Instructions.PerHarness[name]; ok && override != "" {
instructions = override
}
fs.Add(adapter.File{
Dest: filepath.Join(base, "CLAUDE.md"),
Kind: adapter.RenderedFile,
Content: []byte(instructions),
})
settings, err := renderSettings(b)
if err != nil {
return nil, err
}
fs.Add(adapter.File{
Dest: filepath.Join(base, "settings.json"),
Kind: adapter.RenderedFile,
Content: settings,
})
return fs, nil
}
func renderSettings(b *canonical.Bundle) ([]byte, error) {
mcp := map[string]any{}
for _, s := range b.MCP.Servers {
entry := map[string]any{}
if s.Command != "" {
entry["command"] = s.Command
}
if len(s.Args) > 0 {
entry["args"] = s.Args
}
if s.URL != "" {
entry["url"] = s.URL
}
if s.Transport != "" {
entry["transport"] = s.Transport
}
if len(s.Env) > 0 {
entry["env"] = s.Env
}
mcp[s.Name] = entry
}
return render.JSON(map[string]any{
"mcpServers": mcp,
})
}
// Import reads claude-code config from home and returns a canonical ImportResult.
func (a *Adapter) Import(home string) (*adapter.ImportResult, error) {
return importFrom(home)
}