/**
 * Copyright (c) 2024 Vitor Pamplona
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
 * Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package com.vitorpamplona.amethyst.ui.dal

import com.vitorpamplona.amethyst.model.Note
import com.vitorpamplona.amethyst.model.User
import com.vitorpamplona.quartz.events.ReportEvent

class UserProfileReportsFeedFilter(val user: User) : AdditiveFeedFilter<Note>() {
    override fun feedKey(): String {
        return user.pubkeyHex
    }

    override fun feed(): List<Note> {
        return sort(innerApplyFilter(user.reports.values.flatten()))
    }

    override fun applyFilter(collection: Set<Note>): Set<Note> {
        return innerApplyFilter(collection)
    }

    private fun innerApplyFilter(collection: Collection<Note>): Set<Note> {
        return collection
            .filter { it.event is ReportEvent && it.event?.isTaggedUser(user.pubkeyHex) == true }
            .toSet()
    }

    override fun sort(collection: Set<Note>): List<Note> {
        return collection.sortedWith(compareBy({ it.createdAt() }, { it.idHex })).reversed()
    }

    override fun limit() = 400
}
