/*
 * Copyright OpenSearch Contributors
 * SPDX-License-Identifier: Apache-2.0
 */

package org.opensearch.indexmanagement.indexstatemanagement.action

import org.opensearch.indexmanagement.indexstatemanagement.IndexStateManagementRestTestCase
import org.opensearch.indexmanagement.indexstatemanagement.model.Policy
import org.opensearch.indexmanagement.indexstatemanagement.model.State
import org.opensearch.indexmanagement.indexstatemanagement.randomErrorNotification
import org.opensearch.indexmanagement.waitFor
import java.time.Instant
import java.time.temporal.ChronoUnit
import java.util.Locale

class OpenActionIT : IndexStateManagementRestTestCase() {
    private val testIndexName = javaClass.simpleName.lowercase(Locale.ROOT)

    fun `test basic`() {
        val indexName = "${testIndexName}_index_1"
        val policyID = "${testIndexName}_testPolicyName_1"
        val actionConfig = OpenAction(0)
        val states = listOf(
            State("OpenState", listOf(actionConfig), listOf())
        )

        val policy = Policy(
            id = policyID,
            description = "$testIndexName description",
            schemaVersion = 1L,
            lastUpdatedTime = Instant.now().truncatedTo(ChronoUnit.MILLIS),
            errorNotification = randomErrorNotification(),
            defaultState = states[0].name,
            states = states
        )
        createPolicy(policy, policyID)
        createIndex(indexName, policyID)
        closeIndex(indexName)

        assertEquals("close", getIndexState(indexName))

        val managedIndexConfig = getExistingManagedIndexConfig(indexName)

        // Change the start time so the job will trigger in 2 seconds.
        updateManagedIndexConfigStartTime(managedIndexConfig)

        waitFor { assertEquals(policyID, getExplainManagedIndexMetaData(indexName).policyID) }

        // Need to wait two cycles.
        // Change the start time so the job will trigger in 2 seconds.
        updateManagedIndexConfigStartTime(managedIndexConfig)

        waitFor { assertEquals("open", getIndexState(indexName)) }
    }

    fun `test already open index`() {
        val indexName = "${testIndexName}_index_2"
        val policyID = "${testIndexName}_testPolicyName_2"
        val actionConfig = OpenAction(0)
        val states = listOf(
            State("OpenState", listOf(actionConfig), listOf())
        )

        val policy = Policy(
            id = policyID,
            description = "$testIndexName description",
            schemaVersion = 1L,
            lastUpdatedTime = Instant.now().truncatedTo(ChronoUnit.MILLIS),
            errorNotification = randomErrorNotification(),
            defaultState = states[0].name,
            states = states
        )
        createPolicy(policy, policyID)
        createIndex(indexName, policyID)

        assertEquals("open", getIndexState(indexName))

        val managedIndexConfig = getExistingManagedIndexConfig(indexName)

        // Change the start time so the job will trigger in 2 seconds.
        updateManagedIndexConfigStartTime(managedIndexConfig)

        waitFor { assertEquals(policyID, getExplainManagedIndexMetaData(indexName).policyID) }

        // Need to wait two cycles.
        // Change the start time so the job will trigger in 2 seconds.
        updateManagedIndexConfigStartTime(managedIndexConfig)

        waitFor { assertEquals("open", getIndexState(indexName)) }
    }
}