// config/ComplyCubeConfigBuilder.kt
package com.complycube.reactnative.config

import com.complycube.reactnative.config.parser.StageParserFactory
import com.complycube.reactnative.config.parser.DesignTokensParser
import com.complycube.reactnative.config.parser.LookAndFeelParser
import com.complycube.reactnative.config.helper.ColorSchemeParser
import com.complycube.reactnative.config.parser.CountryExtractor


class ComplyCubeConfigBuilder(
    private val validator: ConfigValidator,
    private val stageParserFactory: StageParserFactory,
    private val designTokensParser: DesignTokensParser,
    private val lookAndFeelParser: LookAndFeelParser,
    private val colorSchemeParser: ColorSchemeParser,
    private val countryExtractor: CountryExtractor
) {

    fun build(settings: Map<String, Any>): ValidationResult<ComplyCubeConfig> {
        // Validate input
        val validationResult = validator.validate(settings)
        if (validationResult is ValidationResult.Error) {
            return validationResult
        }

        try {
            countryExtractor.clear()

            val clientID = settings["clientID"] as String
            val clientToken = settings["clientToken"] as String
            val workflowTemplateId = settings["workflowTemplateId"] as? String

            val stages = if (workflowTemplateId.isNullOrBlank()) {
                val stagesData = settings["stages"].toAnyList()
                stageParserFactory.parseStages(stagesData)
            } else {
                emptyList()
            }

            val designTokens = settings["designTokens"]?.let {
                designTokensParser.parse(it.toStringAnyNullableMap())
            }

            val lookAndFeel = settings["lookAndFeel"]?.let {
                lookAndFeelParser.parse(it.toStringAnyMap())
            }

            val colorScheme = settings["colorScheme"]?.let {
                colorSchemeParser.parse(it.toStringStringMap())
            }

            val countries = countryExtractor.getAllExtractedCountries()

            return ValidationResult.Success(
                ComplyCubeConfig(
                    clientID = clientID,
                    clientToken = clientToken,
                    workflowTemplateId = workflowTemplateId,
                    stages = stages,
                    designTokens = designTokens,
                    lookAndFeel = lookAndFeel,
                    colorScheme = colorScheme,
                    countries = countries
                )
            )

        } catch (e: Exception) {
            return ValidationResult.Error("Failed to build configuration: ${e.message}", message = e.message ?: "Unknown error")
        }
    }
}