package kvmvm

import (
	"encoding/json"
	"fmt"
	"sort"
	"strconv"

	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
	log "github.com/sirupsen/logrus"
	"repository.basistech.ru/BASIS/decort-golang-sdk/pkg/cloudbroker/compute"
	"repository.basistech.ru/BASIS/terraform-provider-decort/internal/flattens"
)

func flattenCompute(d *schema.ResourceData, computeRec *compute.RecordCompute) error {
	log.Debugf("flattenCompute: ID %d, RG ID %d", computeRec.ID, computeRec.RGID)

	customFields, _ := json.Marshal(computeRec.CustomFields)
	devices, _ := json.Marshal(computeRec.Devices)
	userData, _ := json.Marshal(computeRec.Userdata)
	bootDisk := findBootDisk(computeRec.Disks)

	if len(computeRec.Interfaces) > 0 {
		log.Debugf("flattenCompute: calling parseComputeInterfacesToNetworks for %d interfaces", len(computeRec.Interfaces))
		if err := d.Set("network", parseComputeInterfacesToNetworks(computeRec.Interfaces)); err != nil {
			return err
		}
	}
	d.Set("account_id", computeRec.AccountID)
	d.Set("account_name", computeRec.AccountName)
	d.Set("acl", flattenListACLInterface(computeRec.ACL))
	d.Set("affinity_label", computeRec.AffinityLabel)
	d.Set("affinity_weight", computeRec.AffinityWeight)
	d.Set("affinity_rules", flattenAffinityRules(computeRec.AffinityRules))
	d.Set("anti_affinity_rules", flattenAffinityRules(computeRec.AntiAffinityRules))
	d.Set("arch", computeRec.Arch)
	d.Set("boot_order", computeRec.BootOrder)
	d.Set("boot_disk_id", bootDisk.ID)
	// we intentionally use the SizeMax field, do not change it until the BootDiskSize field is fixed on the platform
	d.Set("boot_disk_size", bootDisk.SizeMax)
	d.Set("cd_image_id", computeRec.CdImageId)
	d.Set("clone_reference", computeRec.CloneReference)
	d.Set("clones", computeRec.Clones)
	d.Set("computeci_id", computeRec.ComputeCIID)
	d.Set("created_by", computeRec.CreatedBy)
	d.Set("created_time", computeRec.CreatedTime)
	d.Set("custom_fields", string(customFields))
	d.Set("deleted_by", computeRec.DeletedBy)
	d.Set("deleted_time", computeRec.DeletedTime)
	d.Set("description", computeRec.Description)
	d.Set("devices", string(devices))
	err := d.Set("disks", flattenComputeDisks(computeRec.Disks, d.Get("disks").([]interface{}), d.Get("extra_disks").(*schema.Set).List(), bootDisk.ID))
	if err != nil {
		return err
	}
	d.Set("driver", computeRec.Driver)
	d.Set("gid", computeRec.GID)
	d.Set("guid", computeRec.GUID)
	d.Set("compute_id", computeRec.ID)
	d.Set("image_id", computeRec.ImageID)
	d.Set("image_name", computeRec.ImageName)
	d.Set("interfaces", flattenInterfaces(computeRec.Interfaces))
	d.Set("lock_status", computeRec.LockStatus)
	d.Set("manager_id", computeRec.ManagerID)
	d.Set("manager_type", computeRec.ManagerType)
	d.Set("migrationjob", computeRec.MigrationJob)
	d.Set("milestones", computeRec.Milestones)
	d.Set("natable_vins_id", computeRec.NatableVINSID)
	d.Set("natable_vins_ip", computeRec.NatableVINSIP)
	d.Set("natable_vins_name", computeRec.NatableVINSName)
	d.Set("natable_vins_network", computeRec.NatableVINSNetwork)
	d.Set("natable_vins_network_name", computeRec.NatableVINSNetworkName)
	d.Set("need_reboot", computeRec.NeedReboot)
	d.Set("numa_node_id", computeRec.NumaNodeId)
	d.Set("os_users", flattenOSUsers(computeRec.OSUsers))
	d.Set("pinned", computeRec.Pinned)
	d.Set("reference_id", computeRec.ReferenceID)
	d.Set("registered", computeRec.Registered)
	d.Set("res_name", computeRec.ResName)
	d.Set("reserved_node_cpus", computeRec.ReservedNodeCpus)
	d.Set("rg_name", computeRec.RGName)
	d.Set("snap_sets", flattenSnapSets(computeRec.SnapSets))
	d.Set("stack_id", computeRec.StackID)
	d.Set("stack_name", computeRec.StackName)
	d.Set("stateless_sep_id", computeRec.StatelessSEPID)
	d.Set("stateless_sep_type", computeRec.StatelessSEPType)
	d.Set("status", computeRec.Status)
	d.Set("tags", flattenTags(computeRec.Tags))
	d.Set("tech_status", computeRec.TechStatus)
	d.Set("updated_by", computeRec.UpdatedBy)
	d.Set("updated_time", computeRec.UpdatedTime)
	d.Set("user_data", string(userData))
	d.Set("user_managed", computeRec.UserManaged)
	d.Set("vgpus", computeRec.VGPUs)
	d.Set("virtual_image_id", computeRec.VirtualImageID)
	d.Set("virtual_image_name", computeRec.VirtualImageName)
	return nil
}

func flattenTags(tags map[string]interface{}) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(tags))

	for k, v := range tags {
		res = append(res, map[string]interface{}{
			"key": k,
			"val": v,
		})
	}

	return res
}

func flattenSnapSets(snaps compute.ListSnapshots) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(snaps))

	for _, snap := range snaps {
		res = append(res, map[string]interface{}{
			"disks":     snap.Disks,
			"guid":      snap.GUID,
			"label":     snap.Label,
			"timestamp": snap.Timestamp,
		})
	}

	return res
}

func flattenOSUsers(users compute.ListOSUsers) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(users))

	for _, user := range users {
		res = append(res, map[string]interface{}{
			"guid":       user.GUID,
			"login":      user.Login,
			"password":   user.Password,
			"public_key": user.PubKey,
		})
	}

	return res
}

func flattenInterfaces(ifaces compute.ListInterfaces) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(ifaces))

	for _, iface := range ifaces {
		res = append(res, map[string]interface{}{
			"conn_id":       iface.ConnID,
			"conn_type":     iface.ConnType,
			"def_gw":        iface.DefGW,
			"enabled":       iface.Enabled,
			"flip_group_id": iface.FLIPGroupID,
			"guid":          iface.GUID,
			"ip_address":    iface.IPAddress,
			"listen_ssh":    iface.ListenSSH,
			"mac":           iface.MAC,
			"name":          iface.Name,
			"net_id":        iface.NetID,
			"netmask":       iface.NetMask,
			"net_type":      iface.NetType,
			"node_id":       iface.NodeID,
			"pci_slot":      iface.PCISlot,
			"qos":           flattenQOS(iface.QOS),
			"target":        iface.Target,
			"type":          iface.Type,
			"vnfs":          iface.VNFs,
		})
	}

	return res
}

func flattenQOS(qos compute.QOS) []map[string]interface{} {
	return []map[string]interface{}{
		{
			"e_rate":   qos.ERate,
			"guid":     qos.GUID,
			"in_brust": qos.InBurst,
			"in_rate":  qos.InRate,
		},
	}
}

func flattenComputeDisks(disksList compute.ListDisks, disksBlocks, extraDisks []interface{}, bootDiskId uint64) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(disksList))

	if len(disksBlocks) == 0 {
		return res
	}

	sort.Slice(disksList, func(i, j int) bool {
		return disksList[i].ID < disksList[j].ID
	})

	indexDataDisks := 0

	for _, disk := range disksList {
		if disk.ID == bootDiskId || findInExtraDisks(uint(disk.ID), extraDisks) { //skip main bootdisk and extraDisks
			continue
		}

		pernamentlyValue := disksBlocks[indexDataDisks].(map[string]interface{})["permanently"].(bool)
		nodeIds := disksBlocks[indexDataDisks].(map[string]interface{})["node_ids"].(*schema.Set)

		temp := map[string]interface{}{
			"disk_name":   disk.Name,
			"node_ids":    nodeIds,
			"size":        disk.SizeMax,
			"sep_id":      disk.SEPID,
			"disk_type":   disk.Type,
			"pool":        disk.Pool,
			"desc":        disk.Description,
			"image_id":    disk.ImageID,
			"disk_id":     disk.ID,
			"shareable":   disk.Shareable,
			"size_used":   disk.SizeUsed,
			"size_max":    disk.SizeMax,
			"permanently": pernamentlyValue,
		}
		res = append(res, temp)
		indexDataDisks++
	}

	return res
}

func findInExtraDisks(diskId uint, extraDisks []interface{}) bool {
	for _, ExtraDisk := range extraDisks {
		if diskId == uint(ExtraDisk.(int)) {
			return true
		}
	}
	return false
}

func flattenAffinityRules(rules compute.ListRules) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(rules))

	for _, rule := range rules {
		res = append(res, map[string]interface{}{
			"topology": rule.Topology,
			"policy":   rule.Policy,
			"mode":     rule.Mode,
			"key":      rule.Key,
			"value":    rule.Value,
		})
	}

	return res
}

func flattenComputeList(computes *compute.ListComputes) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(computes.Data))
	for _, computeItem := range computes.Data {
		customFields, _ := json.Marshal(computeItem.CustomFields)
		devices, _ := json.Marshal(computeItem.Devices)
		userData, _ := json.Marshal(computeItem.Userdata)
		temp := map[string]interface{}{
			"acl":                 flattenListACLInterface(computeItem.ACL),
			"account_id":          computeItem.AccountID,
			"account_name":        computeItem.AccountName,
			"affinity_label":      computeItem.AffinityLabel,
			"affinity_rules":      flattenListRules(computeItem.AffinityRules),
			"affinity_weight":     computeItem.AffinityWeight,
			"anti_affinity_rules": flattenListRules(computeItem.AntiAffinityRules),
			"arch":                computeItem.Arch,
			"cd_image_id":         computeItem.CdImageId,
			"boot_order":          computeItem.BootOrder,
			"bootdisk_size":       computeItem.BootDiskSize,
			"clone_reference":     computeItem.CloneReference,
			"clones":              computeItem.Clones,
			"computeci_id":        computeItem.ComputeCIID,
			"cpus":                computeItem.CPUs,
			"created_by":          computeItem.CreatedBy,
			"created_time":        computeItem.CreatedTime,
			"custom_fields":       string(customFields),
			"deleted_by":          computeItem.DeletedBy,
			"deleted_time":        computeItem.DeletedTime,
			"desc":                computeItem.Description,
			"devices":             string(devices),
			"disks":               flattenDisks(computeItem.Disks),
			"driver":              computeItem.Driver,
			"gid":                 computeItem.GID,
			"guid":                computeItem.GUID,
			"hp_backed":           computeItem.HPBacked,
			"compute_id":          computeItem.ID,
			"cpu_pin":             computeItem.CPUPin,
			"image_id":            computeItem.ImageID,
			"interfaces":          flattenInterfaces(computeItem.Interfaces),
			"lock_status":         computeItem.LockStatus,
			"manager_id":          computeItem.ManagerID,
			"manager_type":        computeItem.ManagerType,
			"migrationjob":        computeItem.MigrationJob,
			"milestones":          computeItem.Milestones,
			"name":                computeItem.Name,
			"need_reboot":         computeItem.NeedReboot,
			"numa_affinity":       computeItem.NumaAffinity,
			"numa_node_id":        computeItem.NumaNodeId,
			"os_users":            flattenOSUsers(computeItem.OSUsers),
			"pinned":              computeItem.Pinned,
			"ram":                 computeItem.RAM,
			"reference_id":        computeItem.ReferenceID,
			"registered":          computeItem.Registered,
			"res_name":            computeItem.ResName,
			"reserved_node_cpus":  computeItem.ReservedNodeCpus,
			"rg_id":               computeItem.RGID,
			"rg_name":             computeItem.RGName,
			"snap_sets":           flattenSnapSets(computeItem.SnapSets),
			"stack_id":            computeItem.StackID,
			"stateless_sep_id":    computeItem.StatelessSEPID,
			"stateless_sep_type":  computeItem.StatelessSEPType,
			"status":              computeItem.Status,
			"tags":                flattenTags(computeItem.Tags),
			"tech_status":         computeItem.TechStatus,
			"total_disk_size":     computeItem.TotalDiskSize,
			"updated_by":          computeItem.UpdatedBy,
			"updated_time":        computeItem.UpdatedTime,
			"user_data":           string(userData),
			"user_managed":        computeItem.UserManaged,
			"vgpus":               computeItem.VGPUs,
			"vins_connected":      computeItem.VINSConnected,
			"virtual_image_id":    computeItem.VirtualImageID,
		}
		res = append(res, temp)
	}
	return res
}

func flattenListACLInterface(listAcl []interface{}) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(listAcl))
	for _, aclInterface := range listAcl {
		acl := aclInterface.(map[string]interface{})
		temp := map[string]interface{}{
			"explicit":      acl["explicit"],
			"guid":          acl["guid"],
			"right":         acl["right"],
			"status":        acl["status"],
			"type":          acl["type"],
			"user_group_id": acl["user_group_id"],
		}
		res = append(res, temp)
	}
	return res
}

func flattenListACL(listAcl compute.ListACL) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(listAcl))
	for _, acl := range listAcl {
		temp := map[string]interface{}{
			"explicit":      acl.Explicit,
			"guid":          acl.GUID,
			"right":         acl.Right,
			"status":        acl.Status,
			"type":          acl.Type,
			"user_group_id": acl.UserGroupID,
		}
		res = append(res, temp)
	}
	return res
}

func flattenListComputeACL(listAcl []compute.ItemComputeACL) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(listAcl))
	for _, acl := range listAcl {
		temp := map[string]interface{}{
			"explicit":      acl.Explicit,
			"guid":          acl.GUID,
			"right":         acl.Right,
			"status":        acl.Status,
			"type":          acl.Type,
			"user_group_id": acl.UserGroupID,
		}
		res = append(res, temp)
	}
	return res
}

func flattenListRules(listRules compute.ListRules) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(listRules))
	for _, rule := range listRules {
		temp := map[string]interface{}{
			"guid":     rule.GUID,
			"key":      rule.Key,
			"mode":     rule.Mode,
			"policy":   rule.Policy,
			"topology": rule.Topology,
			"value":    rule.Value,
		}
		res = append(res, temp)
	}
	return res
}

func flattenDisks(disks []compute.InfoDisk) []map[string]interface{} {
	res := make([]map[string]interface{}, 0)
	for _, disk := range disks {
		temp := map[string]interface{}{
			"disk_id":  disk.ID,
			"pci_slot": disk.PCISlot,
		}
		res = append(res, temp)
	}
	return res
}

func flattenComputeAudits(computeAudits compute.ListDetailedAudits) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(computeAudits))
	for _, computeAudit := range computeAudits {
		temp := map[string]interface{}{
			"call":         computeAudit.Call,
			"responsetime": computeAudit.ResponseTime,
			"statuscode":   computeAudit.StatusCode,
			"timestamp":    computeAudit.Timestamp,
			"user":         computeAudit.User,
		}
		res = append(res, temp)
	}
	return res
}

func flattenComputeGetAudits(computeAudits compute.ListAudits) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(computeAudits))
	for _, computeAudit := range computeAudits {
		temp := map[string]interface{}{
			"epoch":   computeAudit.Epoch,
			"message": computeAudit.Message,
		}
		res = append(res, temp)
	}
	return res
}

func flattenPfwList(computePfws *compute.ListPFW) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(computePfws.Data))
	for _, computePfw := range computePfws.Data {
		temp := map[string]interface{}{
			"pfw_id":            computePfw.ID,
			"local_ip":          computePfw.LocalIP,
			"local_port":        computePfw.LocalPort,
			"protocol":          computePfw.Protocol,
			"public_port_end":   computePfw.PublicPortEnd,
			"public_port_start": computePfw.PublicPortStart,
			"vm_id":             computePfw.VMID,
		}
		res = append(res, temp)
	}
	return res
}

func flattenUserList(d *schema.ResourceData, userList *compute.ListUsers) {
	d.Set("account_acl", flattenListACL(userList.Data.AccountACL))
	d.Set("compute_acl", flattenListComputeACL(userList.Data.ComputeACL))
	d.Set("rg_acl", flattenListACL(userList.Data.RGACL))
}

func flattenSnapshotList(computeSnapshots *compute.ListSnapShot) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(computeSnapshots.Data))
	for _, snp := range computeSnapshots.Data {
		temp := map[string]interface{}{
			"disks":     snp.Disks,
			"guid":      snp.GUID,
			"label":     snp.Label,
			"timestamp": snp.Timestamp,
		}
		res = append(res, temp)
	}
	return res
}

func flattenAffinityRelations(d *schema.ResourceData, ar *compute.RecordAffinityRelations) {
	d.Set("other_node", flattenNodes(ar.OtherNode))
	d.Set("other_node_indirect", flattenNodes(ar.OtherNodeIndirect))
	d.Set("other_node_indirect_soft", flattenNodes(ar.OtherNodeIndirectSoft))
	d.Set("other_node_soft", flattenNodes(ar.OtherNodeSoft))
	d.Set("same_node", flattenNodes(ar.SameNode))
	d.Set("same_node_soft", flattenNodes(ar.SameNodeSoft))
}

func flattenSnapshotUsage(computeSnapshotUsages compute.ListSnapshotUsage) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(computeSnapshotUsages))
	for _, computeUsage := range computeSnapshotUsages {
		temp := map[string]interface{}{
			"count":     computeUsage.Count,
			"stored":    computeUsage.Stored,
			"label":     computeUsage.Label,
			"timestamp": computeUsage.Timestamp,
		}
		res = append(res, temp)
	}
	return res
}

func flattenPCIDevice(deviceList []compute.ItemPCIDevice) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(deviceList))
	for _, dev := range deviceList {
		temp := map[string]interface{}{
			"ckey":        dev.CKey,
			"meta":        flattens.FlattenMeta(dev.Meta),
			"compute_id":  dev.ComputeID,
			"description": dev.Description,
			"guid":        dev.GUID,
			"hwpath":      dev.HwPath,
			"device_id":   dev.ID,
			"name":        dev.Name,
			"rg_id":       dev.RGID,
			"stack_id":    dev.StackID,
			"status":      dev.Status,
			"system_name": dev.SystemName,
		}
		res = append(res, temp)
	}
	return res
}

func flattenVGPU(vgpuList []compute.ItemVGPU) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(vgpuList))
	for _, dev := range vgpuList {
		temp := map[string]interface{}{
			"account_id":       dev.AccountID,
			"created_time":     dev.CreatedTime,
			"deleted_time":     dev.DeletedTime,
			"gid":              dev.GID,
			"guid":             dev.GUID,
			"vgpu_id":          dev.ID,
			"last_claimed_by":  dev.LastClaimedBy,
			"last_update_time": dev.LastUpdateTime,
			"mode":             dev.Mode,
			"pci_slot":         dev.PCISlot,
			"pgpuid":           dev.PGPUID,
			"profile_id":       dev.ProfileID,
			"ram":              dev.RAM,
			"reference_id":     dev.ReferenceID,
			"rg_id":            dev.RGID,
			"status":           dev.Status,
			"type":             dev.Type,
			"vm_id":            dev.VMID,
		}
		res = append(res, temp)
	}
	return res
}

func flattenNodes(m []interface{}) []string {
	var output []string
	for _, item := range m {
		switch d := item.(type) {
		case string:
			output = append(output, d)
		case int:
			output = append(output, strconv.Itoa(d))
		case int64:
			output = append(output, strconv.FormatInt(d, 10))
		case float64:
			output = append(output, strconv.FormatInt(int64(d), 10))
		default:
			output = append(output, "")
		}
	}
	return output
}

func flattenDataCompute(d *schema.ResourceData, compFacts *compute.RecordCompute) error {
	// This function expects that compFacts string contains response from API compute/get,
	// i.e. detailed information about compute instance.
	//
	// NOTE: this function modifies ResourceData argument - as such it should never be called
	// from resourceComputeExists(...) method

	log.Debugf("flattenCompute: ID %d, RG ID %d", compFacts.ID, compFacts.RGID)

	customFields, _ := json.Marshal(compFacts.CustomFields)
	devices, _ := json.Marshal(compFacts.Devices)
	userData, _ := json.Marshal(compFacts.Userdata)
	// general fields setting
	d.SetId(fmt.Sprintf("%d", compFacts.ID))
	d.Set("account_id", compFacts.AccountID)
	d.Set("account_name", compFacts.AccountName)
	d.Set("acl", flattenListACLInterface(compFacts.ACL))
	d.Set("affinity_label", compFacts.AffinityLabel)
	d.Set("affinity_rules", flattenAffinityRules(compFacts.AffinityRules))
	d.Set("affinity_weight", compFacts.AffinityWeight)
	d.Set("anti_affinity_rules", flattenAffinityRules(compFacts.AntiAffinityRules))
	d.Set("arch", compFacts.Arch)
	d.Set("boot_order", compFacts.BootOrder)
	d.Set("cd_image_id", compFacts.CdImageId)
	d.Set("clone_reference", compFacts.CloneReference)
	d.Set("clones", compFacts.Clones)
	d.Set("computeci_id", compFacts.ComputeCIID)
	d.Set("cpu_pin", compFacts.CPUPin)
	d.Set("cpus", compFacts.CPUs)
	d.Set("created_by", compFacts.CreatedBy)
	d.Set("created_time", compFacts.CreatedTime)
	d.Set("custom_fields", string(customFields))
	d.Set("deleted_by", compFacts.DeletedBy)
	d.Set("deleted_time", compFacts.DeletedTime)
	d.Set("desc", compFacts.Description)
	d.Set("devices", string(devices))
	d.Set("disks", flattenDisk(compFacts.Disks))
	d.Set("driver", compFacts.Driver)
	d.Set("gid", compFacts.GID)
	d.Set("guid", compFacts.GUID)
	d.Set("hp_backed", compFacts.HPBacked)
	d.Set("image_id", compFacts.ImageID)
	d.Set("image_name", compFacts.ImageName)
	d.Set("interfaces", flattenInterfaces(compFacts.Interfaces))
	d.Set("lock_status", compFacts.LockStatus)
	d.Set("manager_id", compFacts.ManagerID)
	d.Set("manager_type", compFacts.ManagerType)
	d.Set("migrationjob", compFacts.MigrationJob)
	d.Set("milestones", compFacts.Milestones)
	d.Set("name", compFacts.Name)
	d.Set("natable_vins_id", compFacts.NatableVINSID)
	d.Set("natable_vins_ip", compFacts.NatableVINSIP)
	d.Set("natable_vins_name", compFacts.NatableVINSName)
	d.Set("natable_vins_network", compFacts.NatableVINSNetwork)
	d.Set("natable_vins_network_name", compFacts.NatableVINSNetworkName)
	d.Set("need_reboot", compFacts.NeedReboot)
	d.Set("numa_affinity", compFacts.NumaAffinity)
	d.Set("numa_node_id", compFacts.NumaNodeId)
	d.Set("os_users", flattenOSUsers(compFacts.OSUsers))
	d.Set("pinned", compFacts.Pinned)
	d.Set("ram", compFacts.RAM)
	d.Set("reference_id", compFacts.ReferenceID)
	d.Set("registered", compFacts.Registered)
	d.Set("res_name", compFacts.ResName)
	d.Set("reserved_node_cpus", compFacts.ReservedNodeCpus)
	d.Set("rg_id", compFacts.RGID)
	d.Set("rg_name", compFacts.RGName)
	d.Set("snap_sets", flattenSnapSets(compFacts.SnapSets))
	d.Set("stack_id", compFacts.StackID)
	d.Set("stack_name", compFacts.StackName)
	d.Set("stateless_sep_id", compFacts.StatelessSEPID)
	d.Set("stateless_sep_type", compFacts.StatelessSEPType)
	d.Set("status", compFacts.Status)
	d.Set("tags", flattenTags(compFacts.Tags))
	d.Set("tech_status", compFacts.TechStatus)
	d.Set("updated_by", compFacts.UpdatedBy)
	d.Set("updated_time", compFacts.UpdatedTime)
	d.Set("user_data", string(userData))
	d.Set("user_managed", compFacts.UserManaged)
	d.Set("vgpus", compFacts.VGPUs)
	d.Set("virtual_image_id", compFacts.VirtualImageID)
	d.Set("virtual_image_name", compFacts.VirtualImageName)
	//extra fields setting
	bootDisk := findBootDisk(compFacts.Disks)
	if bootDisk != nil {
		d.Set("boot_disk_size", bootDisk.SizeMax)
		d.Set("boot_disk_id", bootDisk.ID) // we may need boot disk ID in resize operations
		d.Set("sep_id", bootDisk.SEPID)
		d.Set("pool", bootDisk.Pool)
	}

	return nil
}

// Parse the list of interfaces from compute/get response into a list of networks
// attached to this compute
func parseComputeInterfacesToNetworks(ifaces compute.ListInterfaces) []interface{} {
	// return value will be used to d.Set("network") item of dataSourceCompute schema
	length := len(ifaces)
	log.Debugf("parseComputeInterfacesToNetworks: called for %d ifaces", length)

	result := []interface{}{}

	for _, value := range ifaces {
		elem := make(map[string]interface{})
		// Keys in this map should correspond to the Schema definition for "network"
		elem["net_id"] = value.NetID
		elem["net_type"] = value.NetType
		elem["ip_address"] = value.IPAddress
		elem["mac"] = value.MAC

		result = append(result, elem)
	}

	return result
}

func flattenDisk(diskList compute.ListDisks) []map[string]interface{} {
	res := make([]map[string]interface{}, 0, len(diskList))
	for _, disk := range diskList {
		temp := map[string]interface{}{
			"ckey":                  disk.CKey,
			"meta":                  flattens.FlattenMeta(disk.Meta),
			"account_id":            disk.AccountID,
			"boot_partition":        disk.BootPartition,
			"created_time":          disk.CreatedTime,
			"deleted_time":          disk.DeletedTime,
			"desc":                  disk.Description,
			"destruction_time":      disk.DestructionTime,
			"disk_path":             disk.DiskPath,
			"gid":                   disk.GID,
			"guid":                  disk.GUID,
			"disk_id":               disk.ID,
			"image_id":              disk.ImageID,
			"images":                disk.Images,
			"iotune":                flattenIOTune(disk.IOTune),
			"iqn":                   disk.IQN,
			"login":                 disk.Login,
			"milestones":            disk.Milestones,
			"name":                  disk.Name,
			"order":                 disk.Order,
			"params":                disk.Params,
			"parent_id":             disk.ParentID,
			"passwd":                disk.Password,
			"pci_slot":              disk.PCISlot,
			"pool":                  disk.Pool,
			"purge_attempts":        disk.PurgeAttempts,
			"present_to":            disk.PresentTo,
			"purge_time":            disk.PurgeTime,
			"replication":           flattenDiskReplication(disk.Replication),
			"reality_device_number": disk.RealityDeviceNumber,
			"reference_id":          disk.ReferenceID,
			"res_id":                disk.ResID,
			"res_name":              disk.ResName,
			"role":                  disk.Role,
			"sep_id":                disk.SEPID,
			"shareable":             disk.Shareable,
			"size_max":              disk.SizeMax,
			"size_used":             disk.SizeUsed,
			"snapshots":             flattendDiskSnapshotList(disk.Snapshots),
			"status":                disk.Status,
			"tech_status":           disk.TechStatus,
			"type":                  disk.Type,
			"vmid":                  disk.VMID,
		}
		res = append(res, temp)
	}
	return res
}

func flattenDiskReplication(rep compute.ItemReplication) []map[string]interface{} {
	res := []map[string]interface{}{
		{
			"disk_id":        rep.DiskID,
			"pool_id":        rep.PoolID,
			"role":           rep.Role,
			"self_volume_id": rep.SelfVolumeID,
			"storage_id":     rep.StorageID,
			"volume_id":      rep.VolumeID,
		},
	}
	return res
}

func flattenIOTune(iot compute.IOTune) []map[string]interface{} {
	res := make([]map[string]interface{}, 0)
	temp := map[string]interface{}{
		"read_bytes_sec":      iot.ReadBytesSec,
		"read_bytes_sec_max":  iot.ReadBytesSecMax,
		"read_iops_sec":       iot.ReadIOPSSec,
		"read_iops_sec_max":   iot.ReadIOPSSecMax,
		"size_iops_sec":       iot.SizeIOPSSec,
		"total_bytes_sec":     iot.TotalBytesSec,
		"total_bytes_sec_max": iot.TotalBytesSecMax,
		"total_iops_sec":      iot.TotalIOPSSec,
		"total_iops_sec_max":  iot.TotalIOPSSecMax,
		"write_bytes_sec":     iot.WriteBytesSec,
		"write_bytes_sec_max": iot.WriteBytesSecMax,
		"write_iops_sec":      iot.WriteIOPSSec,
		"write_iops_sec_max":  iot.WriteIOPSSecMax,
	}

	res = append(res, temp)
	return res
}

func flattendDiskSnapshotList(sl compute.ListDetailedSnapshots) []interface{} {
	res := make([]interface{}, 0)
	for _, snapshot := range sl {
		temp := map[string]interface{}{
			"guid":          snapshot.GUID,
			"label":         snapshot.Label,
			"res_id":        snapshot.ResID,
			"snap_set_guid": snapshot.SnapSetGUID,
			"snap_set_time": snapshot.SnapSetTime,
			"timestamp":     snapshot.TimeStamp,
		}
		res = append(res, temp)
	}

	return res

}