package api

import (
	"context"
	"fmt"
	"path/filepath"

	"github.com/stashapp/stash/pkg/logger"
	"github.com/stashapp/stash/pkg/manager"
	"github.com/stashapp/stash/pkg/manager/config"
	"github.com/stashapp/stash/pkg/models"
	"github.com/stashapp/stash/pkg/utils"
)

func (r *mutationResolver) ConfigureGeneral(ctx context.Context, input models.ConfigGeneralInput) (*models.ConfigGeneralResult, error) {
	if len(input.Stashes) > 0 {
		for _, stashPath := range input.Stashes {
			exists, err := utils.DirExists(stashPath)
			if !exists {
				return makeConfigGeneralResult(), err
			}
		}
		config.Set(config.Stash, input.Stashes)
	}

	if input.DatabasePath != nil {
		ext := filepath.Ext(*input.DatabasePath)
		if ext != ".db" && ext != ".sqlite" && ext != ".sqlite3" {
			return makeConfigGeneralResult(), fmt.Errorf("invalid database path, use extension db, sqlite, or sqlite3")
		}
		config.Set(config.Database, input.DatabasePath)
	}

	if input.GeneratedPath != nil {
		if err := utils.EnsureDir(*input.GeneratedPath); err != nil {
			return makeConfigGeneralResult(), err
		}
		config.Set(config.Generated, input.GeneratedPath)
	}

	if input.MaxTranscodeSize != nil {
		config.Set(config.MaxTranscodeSize, input.MaxTranscodeSize.String())
	}

	if input.MaxStreamingTranscodeSize != nil {
		config.Set(config.MaxStreamingTranscodeSize, input.MaxStreamingTranscodeSize.String())
	}

	if input.Username != nil {
		config.Set(config.Username, input.Username)
	}

	if input.Password != nil {
		// bit of a hack - check if the passed in password is the same as the stored hash
		// and only set if they are different
		currentPWHash := config.GetPasswordHash()

		if *input.Password != currentPWHash {
			config.SetPassword(*input.Password)
		}
	}

	if input.LogFile != nil {
		config.Set(config.LogFile, input.LogFile)
	}

	config.Set(config.LogOut, input.LogOut)
	config.Set(config.LogAccess, input.LogAccess)

	if input.LogLevel != config.GetLogLevel() {
		config.Set(config.LogLevel, input.LogLevel)
		logger.SetLogLevel(input.LogLevel)
	}

	if err := config.Write(); err != nil {
		return makeConfigGeneralResult(), err
	}

	manager.GetInstance().RefreshConfig()

	return makeConfigGeneralResult(), nil
}

func (r *mutationResolver) ConfigureInterface(ctx context.Context, input models.ConfigInterfaceInput) (*models.ConfigInterfaceResult, error) {
	if input.SoundOnPreview != nil {
		config.Set(config.SoundOnPreview, *input.SoundOnPreview)
	}

	if input.WallShowTitle != nil {
		config.Set(config.WallShowTitle, *input.WallShowTitle)
	}

	if input.MaximumLoopDuration != nil {
		config.Set(config.MaximumLoopDuration, *input.MaximumLoopDuration)
	}

	if input.AutostartVideo != nil {
		config.Set(config.AutostartVideo, *input.AutostartVideo)
	}

	if input.ShowStudioAsText != nil {
		config.Set(config.ShowStudioAsText, *input.ShowStudioAsText)
	}

	css := ""

	if input.CSS != nil {
		css = *input.CSS
	}

	config.SetCSS(css)

	if input.CSSEnabled != nil {
		config.Set(config.CSSEnabled, *input.CSSEnabled)
	}

	if err := config.Write(); err != nil {
		return makeConfigInterfaceResult(), err
	}

	return makeConfigInterfaceResult(), nil
}