package com.pixelized.rplexicon.facotry

import android.net.Uri
import com.google.api.services.sheets.v4.model.ValueRange
import com.pixelized.rplexicon.model.Location
import com.pixelized.rplexicon.utilitary.exceptions.IncompatibleSheetStructure
import com.pixelized.rplexicon.utilitary.extentions.checkSheetStructure
import com.pixelized.rplexicon.utilitary.extentions.sheet
import javax.inject.Inject

class LocationParser @Inject constructor() {

    @Throws(IncompatibleSheetStructure::class)
    fun parse(data: ValueRange): List<Location> {
        var id = 0
        var sheetStructure: Map<String, Int>? = null

        return data.values.sheet()?.mapIndexedNotNull { index, item ->
            when {
                index == 0 -> {
                    sheetStructure = item.checkSheetStructure(COLUMNS)
                    null
                }

                item is List<*> -> {
                    val name = item.getOrNull(sheetStructure.name) as? String
                    val uri = item.getOrNull(sheetStructure.uri)?.toString()?.let { Uri.parse(it) }

                    if (name != null && uri != null) {
                        Location(
                            id = id++,
                            sheetIndex = index,
                            name = name,
                            uri = uri,
                            marquees = emptyList(),
                        )
                    } else {
                        null
                    }
                }

                else -> null
            }
        } ?: emptyList()
    }

    private val Map<String, Int>?.name: Int get() = this?.getValue(COLUMNS[0]) ?: 0
    private val Map<String, Int>?.uri: Int get() = this?.getValue(COLUMNS[1]) ?: 1

    companion object {
        private val COLUMNS = listOf(
            "Nom", "Carte"
        )
    }
}