AgentContainerBuilder.kt

/*
 * search-doc-service
 * Copyright (C) 2020 Memoriav
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package org.memobase.builders

import ch.memobase.rdf.NS
import com.beust.klaxon.JsonObject
import org.apache.logging.log4j.LogManager
import org.memobase.helpers.Extract
import org.memobase.helpers.FacetBuildHelpers
import org.memobase.helpers.KEYS
import org.memobase.model.AgentWithRelationContainer
import org.memobase.model.LanguageContainer

class AgentContainerBuilder(
        private val identifiers: List<String>,
        private val agentType: String,
        private val creationRelationType: String?,
        private val inputMap: Map<String, JsonObject>
) : IFieldBuilder {
    private val log = LogManager.getLogger("AgentContainerBuilder")
    private val containers = mutableListOf<AgentWithRelationContainer>()

    override fun filter(jsonObject: JsonObject): Boolean {
        if (jsonObject[KEYS.atType] != NS.rico + agentType) return false
        return if (creationRelationType != null) {
            jsonObject[KEYS.agentIsTargetOfCreationRelation].let {
                if (it != null)
                    inputMap[it].let { creationRelation ->
                        creationRelation?.get(KEYS.ricoType) == creationRelationType
                    }
                else
                    false
            }
        } else {
            identifiers.contains(jsonObject[KEYS.entityId])
        }
    }

    override fun append(key: String, jsonObject: JsonObject): String {
        val names = Extract.languageContainer("agent-name", jsonObject[KEYS.name])
        val name = if (names.isNotEmpty())
            names.reduce { acc, languageContainer -> acc.merge(languageContainer) }
        else
            LanguageContainer(emptyList(), emptyList(), emptyList(), listOf("NoNameFound"))
        log.warn("Creation relation without names in agent ${jsonObject["@id"]}")
        val relation = if (jsonObject.containsKey(KEYS.agentIsTargetOfCreationRelation)) {
            val creationRelation = inputMap[jsonObject[KEYS.agentIsTargetOfCreationRelation]]
            creationRelation.let {
                if (it != null) {
                    val languages = Extract.languageContainer("creation-relation-name", it["name"])
                    if (languages.isNotEmpty())
                        languages.reduce { acc, languageContainer -> acc.merge(languageContainer) }
                    else {
                        log.warn("Creation relation without names in agent ${jsonObject["@id"]}")
                        LanguageContainer(emptyList(), emptyList(), emptyList(), emptyList())
                    }
                } else
                    null
            }
        } else {
            null
        }
        val filterAndFacet = if (agentType == KEYS.Person) {
            FacetBuildHelpers.person(jsonObject)
        } else {
            Pair(null, null)
        }
        containers.add(
                AgentWithRelationContainer(
                        name,
                        relation,
                        filter = filterAndFacet.first,
                        facet = filterAndFacet.second
                )
        )
        return "Created person container for person ${jsonObject[KEYS.entityId]}"
    }

    override fun build(): List<AgentWithRelationContainer> {
        return containers
    }
}