Function ResolveFirstAvailableModels

pkg/config/first_available.go:27–48

ResolveFirstAvailableModels resolves reachable `first_available` models in the config into concrete provider/model definitions by selecting the first candidate whose credentials are configured. The config is mutated in place so the rest of the pipeline (env-var gathering, model instantiation, runtim

(ctx context.Context, cfg *latest.Config, modelsGateway string, env environment.Provider)

// gateway is configured, the first candidate is selected since the gateway
// supplies the credentials.
func ResolveFirstAvailableModels(ctx context.Context, cfg *latest.Config, modelsGateway string, env environment.Provider) error {
	// Snapshot which models are selectors before mutating the map, so the
	// nested-selector check is independent of map iteration order.
	selectors := map[string]bool{}
	for name, m := range cfg.Models {
		if m.IsFirstAvailable() {
			selectors[name] = true
		}
	}
	if len(selectors) == 0 {
		return nil
	}

	reachable := reachableFirstAvailableModels(cfg, selectors)
	for _, name := range sortedKeys(reachable) {
		if err := resolveFirstAvailableModel(ctx, cfg, name, selectors, modelsGateway, env); err != nil {
			return err
		}
	}

	return nil
}

func resolveFirstAvailableModel(ctx context.Context, cfg *latest.Config, name string, selectors map[string]bool, modelsGateway string, env environment.Provider) error {
	m := cfg.Models[name]