--
-- (C) 2019-26 - ntop.org
--
-- ##############################################
-- entity_info building functions
-- ##############################################
local alert_entities = require "alert_entities"
local alert_entity_builders = {}

function alert_entity_builders.hostAlertEntity(hostip, hostvlan)
    return {
        alert_entity = alert_entities.host,
        -- NOTE: keep in sync with C (Alertable::setEntityValue)
        entity_val = hostinfo2hostkey({ip = hostip, vlan = hostvlan}, nil, true)
    }
end

-- ##############################################

function alert_entity_builders.interfaceAlertEntity(ifid)
    return {
        alert_entity = alert_entities.interface,
        -- NOTE: keep in sync with C (Alertable::setEntityValue)
        entity_val = string.format("%d", ifid)
    }
end

-- ##############################################

function alert_entity_builders.networkAlertEntity(network_cidr)
    return {
        alert_entity = alert_entities.network,
        -- NOTE: keep in sync with C (Alertable::setEntityValue)
        entity_val = network_cidr
    }
end

-- ##############################################

function alert_entity_builders.snmpInterfaceEntity(snmp_device, snmp_interface)
    return {
        alert_entity = alert_entities.snmp_device,
        entity_val = string.format("%s_ifidx%s", snmp_device,
                                   "" .. snmp_interface)
    }
end

-- ##############################################

function alert_entity_builders.snmpDeviceEntity(snmp_device)
    return {alert_entity = alert_entities.snmp_device, entity_val = snmp_device}
end

-- ##############################################

function alert_entity_builders.macEntity(mac)
    return {alert_entity = alert_entities.mac, entity_val = mac}
end

-- ##############################################

function alert_entity_builders.userEntity(user)
    return {alert_entity = alert_entities.user, entity_val = user}
end

-- ##############################################

function alert_entity_builders.hostPoolEntity(pool_id)
    return {
        alert_entity = alert_entities.host_pool,
        entity_val = tostring(pool_id)
    }
end

-- ##############################################

function alert_entity_builders.amThresholdCrossEntity(host)
    return {alert_entity = alert_entities.am_host, entity_val = host}
end

-- ##############################################

function alert_entity_builders.asAlertEntity(as)
    return {alert_entity = alert_entities.as, entity_val = as}
end

-- ##############################################

function alert_entity_builders.systemEntity(system_entity_name)
    return {
        alert_entity = alert_entities.system,
        entity_val = system_entity_name or "system"
    }
end

-- ##############################################

function alert_entity_builders.iec104Entity(flow)
    return {alert_entity = alert_entities.flow, entity_val = "flow"}
end

return alert_entity_builders