package net.hareworks.ghostdisplays.api

import net.hareworks.ghostdisplays.api.audience.AudienceAction
import net.hareworks.ghostdisplays.api.audience.AudiencePredicate
import net.hareworks.ghostdisplays.api.click.ClickPriority
import net.hareworks.ghostdisplays.api.click.DisplayClickHandler
import net.hareworks.ghostdisplays.api.click.HandlerRegistration
import net.hareworks.ghostdisplays.internal.fake.FakeBlockDisplay
import net.hareworks.ghostdisplays.internal.fake.FakeDisplay
import net.hareworks.ghostdisplays.internal.fake.FakeItemDisplay
import net.hareworks.ghostdisplays.internal.fake.FakeTextDisplay
import org.bukkit.Location
import org.bukkit.entity.Player
import java.util.UUID

interface DisplayController {
    val entityId: Int
    val displayType: DisplayType
    val location: Location

    fun show(player: Player)
    fun hide(player: Player)
    fun isViewing(playerId: UUID): Boolean
    fun viewerIds(): Set<UUID>

    fun updateText(mutator: (FakeTextDisplay) -> Unit)
    fun updateBlock(mutator: (FakeBlockDisplay) -> Unit)
    fun updateItem(mutator: (FakeItemDisplay) -> Unit)
    fun updateDisplay(mutator: (FakeDisplay) -> Unit)
    fun teleport(location: Location)

    fun setBaseVisibility(visible: Boolean)
    fun addAudience(predicate: AudiencePredicate): HandlerRegistration
    fun addAudienceRule(predicate: AudiencePredicate, action: AudienceAction): HandlerRegistration
    fun clearAudienceRules()
    fun refreshAudience(target: Player? = null)
    fun needsPeriodicUpdate(): Boolean = false

    fun destroy()

    fun onClick(priority: ClickPriority = ClickPriority.NORMAL, handler: DisplayClickHandler): HandlerRegistration
}