package io.rebble.libpebblecommon.util

import io.rebble.libpebblecommon.packets.blobdb.TimelineAttribute
import io.rebble.libpebblecommon.packets.blobdb.TimelineIcon
import io.rebble.libpebblecommon.packets.blobdb.TimelineItem
import io.rebble.libpebblecommon.structmapper.SUInt
import io.rebble.libpebblecommon.structmapper.StructMapper

object TimelineAttributeFactory {
    private fun createAttribute(attributeId: UByte, content: UByteArray, contentEndianness: Endian = Endian.Unspecified): TimelineItem.Attribute {
        return TimelineItem.Attribute(attributeId, content, contentEndianness)
    }

    fun createTextAttribute(type: TimelineAttribute, text: String): TimelineItem.Attribute {
        require(type.maxLength != -1) { "Attribute type $type is not a text attribute" }
        return createAttribute(type.id, text.encodeToByteArrayTrimmed(type.maxLength).toUByteArray())
    }

    fun createStringListAttribute(type: TimelineAttribute, list: List<String>): TimelineItem.Attribute {
        val content = list.joinToString("\u0000")
            .encodeToByteArrayTrimmed(type.maxLength).toUByteArray()
        return createAttribute(type.id, content)
    }

    fun createUByteAttribute(type: TimelineAttribute, value: UByte): TimelineItem.Attribute {
        val content = byteArrayOf(value.toByte()).toUByteArray()
        return createAttribute(type.id, content)
    }

    fun createUIntAttribute(type: TimelineAttribute, value: UInt): TimelineItem.Attribute {
        val content = SUInt(StructMapper(), value, Endian.Little).toBytes()
        return createAttribute(type.id, content)
    }

    fun createUIntListAttribute(type: TimelineAttribute, list: List<UInt>): TimelineItem.Attribute {
        val newList = listOf(list.size.toUInt()) + list
        val content: UByteArray = UByteArray(newList.size * 4) { index ->
            val uint = newList[newList.size - 1 - index / 4]
            val shift = (3 - (index % 4)) * 8
            ((uint shr shift) and 0xFFu).toUByte()
        }
        return createAttribute(type.id, content, Endian.Little)
    }


//    fun title(text: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.Title, text)
//    }
//
    fun subtitle(text: String): TimelineItem.Attribute {
        return createTextAttribute(TimelineAttribute.Subtitle, text)
    }
//
//    fun body(text: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.Body, text)
//    }

    fun tinyIcon(icon: TimelineIcon, offsetId: Boolean = true): TimelineItem.Attribute {
        val id = if (offsetId) {
            icon.id or 0x80000000u
        } else {
            icon.id
        }
        return createUIntAttribute(TimelineAttribute.TinyIcon, id)
    }

//    fun smallIcon(icon: TimelineIcon, offsetId: Boolean = true): TimelineItem.Attribute {
//        val id = if (offsetId) {
//            icon.id or 0x80000000u
//        } else {
//            icon.id
//        }
//        return createUIntAttribute(TimelineAttribute.SmallIcon, id)
//    }
//
    fun largeIcon(icon: TimelineIcon, offsetId: Boolean = true): TimelineItem.Attribute {
        val id = if (offsetId) {
            icon.id or 0x80000000u
        } else {
            icon.id
        }
        return createUIntAttribute(TimelineAttribute.LargeIcon, id)
    }
//
//    fun ancsAction(action: UInt): TimelineItem.Attribute {
//        return createUIntAttribute(TimelineAttribute.ANCSAction, action)
//    }
//
//    fun cannedResponse(responses: List<String>): TimelineItem.Attribute {
//        return createStringListAttribute(TimelineAttribute.CannedResponse, responses)
//    }
//
//    fun shortTitle(text: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.ShortTitle, text)
//    }
//
//    fun locationName(text: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.LocationName, text)
//    }
//
//    fun sender(text: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.Sender, text)
//    }
//
//    fun launchCode(code: UInt): TimelineItem.Attribute {
//        return createUIntAttribute(TimelineAttribute.LaunchCode, code)
//    }
//
//    fun lastUpdated(msSinceEpoch: Int): TimelineItem.Attribute {
//        return createUIntAttribute(TimelineAttribute.LastUpdated, round(msSinceEpoch / 1000f).toUInt())
//    }
//
//    fun rankAway(rank: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.RankAway, rank)
//    }
//
//    fun rankHome(rank: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.RankHome, rank)
//    }
//
//    fun nameAway(name: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.NameAway, name)
//    }
//
//    fun nameHome(name: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.NameHome, name)
//    }
//
//    fun recordAway(record: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.RecordAway, record)
//    }
//
//    fun recordHome(record: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.RecordHome, record)
//    }
//
//    fun scoreAway(score: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.ScoreAway, score)
//    }
//
//    fun scoreHome(score: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.ScoreHome, score)
//    }
//
//    fun sportsGameState(state: UByte): TimelineItem.Attribute {
//        return createUByteAttribute(TimelineAttribute.SportsGameState, state)
//    }
//
//    fun broadcaster(text: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.Broadcaster, text)
//    }
//
//    fun headings(headings: List<String>): TimelineItem.Attribute {
//        return createStringListAttribute(TimelineAttribute.Headings, headings)
//    }
//
//    fun paragraphs(paragraphs: List<String>): TimelineItem.Attribute {
//        return createStringListAttribute(TimelineAttribute.Body, paragraphs)
//    }
//
//    fun foregroundColor(color: PebbleColor): TimelineItem.Attribute {
//        return createUByteAttribute(TimelineAttribute.ForegroundColor, color.toProtocolNumber())
//    }
//
//    fun foregroundColor(rawPebbleColor: UByte): TimelineItem.Attribute {
//        return createUByteAttribute(TimelineAttribute.ForegroundColor, rawPebbleColor)
//    }
//
//    fun primaryColor(color: PebbleColor): TimelineItem.Attribute {
//        return createUByteAttribute(TimelineAttribute.PrimaryColor, color.toProtocolNumber())
//    }
//
//    fun primaryColor(rawPebbleColor: UByte): TimelineItem.Attribute {
//        return createUByteAttribute(TimelineAttribute.PrimaryColor, rawPebbleColor)
//    }
//
//    fun secondaryColor(color: PebbleColor): TimelineItem.Attribute {
//        return createUByteAttribute(TimelineAttribute.SecondaryColor, color.toProtocolNumber())
//    }
//
//    fun secondaryColor(rawPebbleColor: UInt): TimelineItem.Attribute {
//        return createUIntAttribute(TimelineAttribute.SecondaryColor, rawPebbleColor)
//    }
//
//    fun displayRecurring(recurring: Boolean): TimelineItem.Attribute {
//        return createUByteAttribute(TimelineAttribute.DisplayRecurring, if (recurring) 1u else 0u)
//    }
//
//    fun shortSubtitle(text: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.ShortSubtitle, text)
//    }
//
//    fun lastUpdated(timestamp: UInt): TimelineItem.Attribute {
//        return createUIntAttribute(TimelineAttribute.LastUpdated, timestamp / 1000u)
//    }
//
//    fun displayTime(displayTime: Boolean): TimelineItem.Attribute {
//        return createUByteAttribute(TimelineAttribute.DisplayRecurring, if (displayTime) 1u else 0u)
//    }
//
//    fun subtitleTemplateString(text: String): TimelineItem.Attribute {
//        return createTextAttribute(TimelineAttribute.SubtitleTemplateString, text)
//    }
//
//    fun icon(icon: TimelineIcon): TimelineItem.Attribute {
//        return createUIntAttribute(TimelineAttribute.Icon, icon.id)
//    }
}