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package hexaiaction
import (
"context"
"fmt"
"io"
"sync"
"codeberg.org/snonux/hexai/internal/appconfig"
)
type actionRequest struct {
parts InputParts
cfg actionConfig
client chatDoer
stderr io.Writer
selectedCustom *appconfig.CustomAction
}
// ActionHandler executes one tmux action kind.
type ActionHandler interface {
Execute(context.Context, actionRequest) (string, error)
}
// CodeActionHandler is kept as a compatibility name for tmux code-action handlers.
type CodeActionHandler = ActionHandler
type actionHandlerFunc func(context.Context, actionRequest) (string, error)
func (f actionHandlerFunc) Execute(ctx context.Context, req actionRequest) (string, error) {
return f(ctx, req)
}
type actionHandlerRegistry struct {
mu sync.RWMutex
handlers map[ActionKind]ActionHandler
}
func newActionHandlerRegistry() *actionHandlerRegistry {
return &actionHandlerRegistry{handlers: make(map[ActionKind]ActionHandler)}
}
func (r *actionHandlerRegistry) register(kind ActionKind, handler ActionHandler) {
if kind == "" {
panic("hexaiaction: cannot register empty action kind")
}
if handler == nil {
panic(fmt.Sprintf("hexaiaction: cannot register nil handler for %q", kind))
}
r.mu.Lock()
defer r.mu.Unlock()
if _, exists := r.handlers[kind]; exists {
panic(fmt.Sprintf("hexaiaction: handler already registered for %q", kind))
}
r.handlers[kind] = handler
}
func (r *actionHandlerRegistry) lookup(kind ActionKind) (ActionHandler, bool) {
r.mu.RLock()
defer r.mu.RUnlock()
handler, ok := r.handlers[kind]
return handler, ok
}
func (r *actionHandlerRegistry) snapshot() map[ActionKind]ActionHandler {
r.mu.RLock()
defer r.mu.RUnlock()
handlers := make(map[ActionKind]ActionHandler, len(r.handlers))
for kind, handler := range r.handlers {
handlers[kind] = handler
}
return handlers
}
var actionHandlers = newActionHandlerRegistry()
func registerActionHandler(kind ActionKind, handler ActionHandler) {
actionHandlers.register(kind, handler)
}
func lookupActionHandler(kind ActionKind) (ActionHandler, bool) {
return actionHandlers.lookup(kind)
}
func codeActionHandlers() map[ActionKind]CodeActionHandler {
return actionHandlers.snapshot()
}
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