package app

import (
	"context"
	"io"

	configkit "gitea.maximumdirect.net/eric/ConfigKit"
	"gitea.maximumdirect.net/eric/narratio/internal/adapters/storage"
	"gitea.maximumdirect.net/eric/narratio/internal/config"
)

type commandDependencies struct {
	diagnostics                io.Writer
	resolvePipelineConfigPath  func(string) (string, error)
	loadPipelineConfig         func(string, config.PipelineLoadOptions) (*config.PipelineConfig, error)
	downloadObjectToTemp       func(context.Context, storage.ObjectStore, string, string) (string, error)
	loadSecretsDir             func(string) (*configkit.SecretsReport, error)
	secretsBootstrap           *secretsBootstrap
	newObjectStore             func(context.Context, *config.Config) (storage.ObjectStore, error)
	discoverRemoteCurrentState func(context.Context, *config.Config, storage.ObjectStore) (*RemoteCurrentState, error)
	buildRestorePlan           func(context.Context, *config.Config, *RemoteCurrentState, storage.ObjectStore, RestorePlanOptions) (*RestorePlan, error)
	executeRestorePlan         func(context.Context, *config.Config, *RemoteCurrentState, *RestorePlan, *RestoreReport, storage.ObjectStore) (*RestoreExecutionResult, error)
}

func normalizeCommandDependencies(deps commandDependencies) commandDependencies {
	if deps.diagnostics == nil {
		deps.diagnostics = io.Discard
	}
	if deps.resolvePipelineConfigPath == nil {
		deps.resolvePipelineConfigPath = resolvePipelineConfigPath
	}
	if deps.loadPipelineConfig == nil {
		deps.loadPipelineConfig = config.LoadPipelineWithOptions
	}
	if deps.downloadObjectToTemp == nil {
		deps.downloadObjectToTemp = storage.DownloadObjectToTemp
	}
	if deps.loadSecretsDir == nil {
		deps.loadSecretsDir = configkit.LoadSecretsDir
	}
	if deps.secretsBootstrap == nil {
		deps.secretsBootstrap = &secretsBootstrap{}
	}
	if deps.newObjectStore == nil {
		deps.newObjectStore = storage.NewObjectStoreFromConfig
	}
	if deps.discoverRemoteCurrentState == nil {
		deps.discoverRemoteCurrentState = discoverRemoteCurrentState
	}
	if deps.buildRestorePlan == nil {
		deps.buildRestorePlan = buildRestorePlan
	}
	if deps.executeRestorePlan == nil {
		deps.executeRestorePlan = executeRestorePlan
	}
	return deps
}