// Copyright 2023 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
//go:build plus

package services

import (
	"context"
	"encoding/json"
	"errors"
	"github.com/TeaOSLab/EdgeAPI/internal/db/models"
	"github.com/TeaOSLab/EdgeAPI/internal/utils/regexputils"
	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
)

// FindNodeUAMPolicies 查找节点的UAM策略
func (this *NodeService) FindNodeUAMPolicies(ctx context.Context, req *pb.FindNodeUAMPoliciesRequest) (*pb.FindNodeUAMPoliciesResponse, error) {
	nodeId, err := this.ValidateNode(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	clusterIds, err := models.SharedNodeDAO.FindEnabledAndOnNodeClusterIds(tx, nodeId)
	if err != nil {
		return nil, err
	}

	var pbPolicies = []*pb.FindNodeUAMPoliciesResponse_UAMPolicy{}
	for _, clusterId := range clusterIds {
		policy, err := models.SharedNodeClusterDAO.FindClusterUAMPolicy(tx, clusterId, nil)
		if err != nil {
			return nil, err
		}
		if policy == nil {
			continue
		}
		policyJSON, err := json.Marshal(policy)
		if err != nil {
			return nil, err
		}
		pbPolicies = append(pbPolicies, &pb.FindNodeUAMPoliciesResponse_UAMPolicy{
			NodeClusterId: clusterId,
			UamPolicyJSON: policyJSON,
		})
	}
	return &pb.FindNodeUAMPoliciesResponse{
		UamPolicies: pbPolicies,
	}, nil
}

// FindNodeHTTPCCPolicies 查找节点的HTTP CC策略
func (this *NodeService) FindNodeHTTPCCPolicies(ctx context.Context, req *pb.FindNodeHTTPCCPoliciesRequest) (*pb.FindNodeHTTPCCPoliciesResponse, error) {
	nodeId, err := this.ValidateNode(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	clusterIds, err := models.SharedNodeDAO.FindEnabledAndOnNodeClusterIds(tx, nodeId)
	if err != nil {
		return nil, err
	}

	var pbPolicies = []*pb.FindNodeHTTPCCPoliciesResponse_HTTPCCPolicy{}
	for _, clusterId := range clusterIds {
		policy, err := models.SharedNodeClusterDAO.FindClusterHTTPCCPolicy(tx, clusterId, nil)
		if err != nil {
			return nil, err
		}
		if policy == nil {
			continue
		}

		// 集成默认设置
		for i := 0; i < len(serverconfigs.DefaultHTTPCCThresholds); i++ {
			if i < len(policy.Thresholds) {
				policy.Thresholds[i].MergeIfEmpty(serverconfigs.DefaultHTTPCCThresholds[i])
			}
		}

		policyJSON, err := json.Marshal(policy)
		if err != nil {
			return nil, err
		}
		pbPolicies = append(pbPolicies, &pb.FindNodeHTTPCCPoliciesResponse_HTTPCCPolicy{
			NodeClusterId:    clusterId,
			HttpCCPolicyJSON: policyJSON,
		})
	}
	return &pb.FindNodeHTTPCCPoliciesResponse{
		HttpCCPolicies: pbPolicies,
	}, nil
}

// FindNodeHTTP3Policies 查找节点的HTTP3策略
func (this *NodeService) FindNodeHTTP3Policies(ctx context.Context, req *pb.FindNodeHTTP3PoliciesRequest) (*pb.FindNodeHTTP3PoliciesResponse, error) {
	nodeId, err := this.ValidateNode(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	clusterIds, err := models.SharedNodeDAO.FindEnabledAndOnNodeClusterIds(tx, nodeId)
	if err != nil {
		return nil, err
	}

	var pbPolicies = []*pb.FindNodeHTTP3PoliciesResponse_HTTP3Policy{}
	for _, clusterId := range clusterIds {
		policy, err := models.SharedNodeClusterDAO.FindClusterHTTP3Policy(tx, clusterId, nil)
		if err != nil {
			return nil, err
		}
		if policy == nil {
			continue
		}

		policyJSON, err := json.Marshal(policy)
		if err != nil {
			return nil, err
		}
		pbPolicies = append(pbPolicies, &pb.FindNodeHTTP3PoliciesResponse_HTTP3Policy{
			NodeClusterId:   clusterId,
			Http3PolicyJSON: policyJSON,
		})
	}
	return &pb.FindNodeHTTP3PoliciesResponse{
		Http3Policies: pbPolicies,
	}, nil
}

// FindNodeHTTPPagesPolicies 查找节点的自定义页面策略
func (this *NodeService) FindNodeHTTPPagesPolicies(ctx context.Context, req *pb.FindNodeHTTPPagesPoliciesRequest) (*pb.FindNodeHTTPPagesPoliciesResponse, error) {
	nodeId, err := this.ValidateNode(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	clusterIds, err := models.SharedNodeDAO.FindEnabledAndOnNodeClusterIds(tx, nodeId)
	if err != nil {
		return nil, err
	}

	var pbPolicies = []*pb.FindNodeHTTPPagesPoliciesResponse_HTTPPagesPolicy{}
	for _, clusterId := range clusterIds {
		policy, err := models.SharedNodeClusterDAO.FindClusterHTTPPagesPolicy(tx, clusterId, nil)
		if err != nil {
			return nil, err
		}
		if policy == nil {
			continue
		}
		policyJSON, err := json.Marshal(policy)
		if err != nil {
			return nil, err
		}
		pbPolicies = append(pbPolicies, &pb.FindNodeHTTPPagesPoliciesResponse_HTTPPagesPolicy{
			NodeClusterId:       clusterId,
			HttpPagesPolicyJSON: policyJSON,
		})
	}
	return &pb.FindNodeHTTPPagesPoliciesResponse{
		HttpPagesPolicies: pbPolicies,
	}, nil
}

// FindNodeScheduleInfo 查找节点调度信息
func (this *NodeService) FindNodeScheduleInfo(ctx context.Context, req *pb.FindNodeScheduleInfoRequest) (*pb.FindNodeScheduleInfoResponse, error) {
	_, err := this.ValidateAdmin(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	node, err := models.SharedNodeDAO.FindNodeSchedule(tx, req.NodeId)
	if err != nil {
		return nil, err
	}
	if node == nil {
		return &pb.FindNodeScheduleInfoResponse{
			ScheduleInfo: nil,
		}, nil
	}

	return &pb.FindNodeScheduleInfoResponse{
		ScheduleInfo: &pb.FindNodeScheduleInfoResponse_ScheduleInfo{
			OfflineDay:         node.OfflineDay,
			IsBackupForCluster: node.IsBackupForCluster,
			IsBackupForGroup:   node.IsBackupForGroup,
			BackupIPs:          node.DecodeBackupIPs(),
			ActionStatusJSON:   node.ActionStatus,
		},
	}, nil
}

// UpdateNodeScheduleInfo 修改节点调度信息
func (this *NodeService) UpdateNodeScheduleInfo(ctx context.Context, req *pb.UpdateNodeScheduleInfoRequest) (*pb.RPCSuccess, error) {
	_, err := this.ValidateAdmin(ctx)
	if err != nil {
		return nil, err
	}

	// 下线日期
	if len(req.OfflineDay) > 0 && !regexputils.YYYYMMDD.MatchString(req.OfflineDay) {
		return nil, errors.New("invalid 'offlineDay': " + req.OfflineDay)
	}

	var tx = this.NullTx()
	err = models.SharedNodeDAO.UpdateNodeSchedule(tx, req.NodeId, req.OfflineDay, req.IsBackupForCluster, req.IsBackupForGroup, req.BackupIPs)
	if err != nil {
		return nil, err
	}
	return this.Success()
}

// ResetNodeActionStatus 重置节点动作状态
func (this *NodeService) ResetNodeActionStatus(ctx context.Context, req *pb.ResetNodeActionStatusRequest) (*pb.RPCSuccess, error) {
	_, err := this.ValidateAdmin(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	err = models.SharedNodeDAO.ResetNodeActionStatus(tx, req.NodeId, false)
	if err != nil {
		return nil, err
	}

	return this.Success()
}

// FindAllNodeScheduleInfoWithNodeClusterId 查找集群的节点调度信息
func (this *NodeService) FindAllNodeScheduleInfoWithNodeClusterId(ctx context.Context, req *pb.FindAllNodeScheduleInfoWithNodeClusterIdRequest) (*pb.FindAllNodeScheduleInfoWithNodeClusterIdResponse, error) {
	_, err := this.ValidateAdmin(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	nodes, err := models.SharedNodeDAO.FindAllNodeScheduleWithClusterId(tx, req.NodeClusterId)
	if err != nil {
		return nil, err
	}
	var pbScheduleList = []*pb.FindAllNodeScheduleInfoWithNodeClusterIdResponse_ScheduleInfo{}
	for _, node := range nodes {
		// 分组
		var groupName = ""
		if node.GroupId > 0 {
			groupName, err = models.SharedNodeGroupDAO.FindNodeGroupName(tx, int64(node.GroupId))
			if err != nil {
				return nil, err
			}
		}

		pbScheduleList = append(pbScheduleList, &pb.FindAllNodeScheduleInfoWithNodeClusterIdResponse_ScheduleInfo{
			NodeId:             int64(node.Id),
			NodeName:           node.Name,
			NodeGroupId:        int64(node.GroupId),
			NodeGroupName:      groupName,
			OfflineDay:         node.OfflineDay,
			IsBackupForCluster: node.IsBackupForCluster,
			IsBackupForGroup:   node.IsBackupForGroup,
			BackupIPs:          node.DecodeBackupIPs(),
			ActionStatusJSON:   node.ActionStatus,
		})
	}

	return &pb.FindAllNodeScheduleInfoWithNodeClusterIdResponse{
		Nodes: pbScheduleList,
	}, nil
}

// CopyNodeActionsToNodeGroup 复制动作设置到分组
func (this *NodeService) CopyNodeActionsToNodeGroup(ctx context.Context, req *pb.CopyNodeActionsToNodeGroupRequest) (*pb.RPCSuccess, error) {
	_, err := this.ValidateAdmin(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	err = models.SharedNodeDAO.CopyNodeActionsToGroup(tx, req.NodeId)
	if err != nil {
		return nil, err
	}
	return this.Success()
}

// CopyNodeActionsToNodeCluster 复制动作设置到集群
func (this *NodeService) CopyNodeActionsToNodeCluster(ctx context.Context, req *pb.CopyNodeActionsToNodeClusterRequest) (*pb.RPCSuccess, error) {
	_, err := this.ValidateAdmin(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	err = models.SharedNodeDAO.CopyNodeActionsToCluster(tx, req.NodeId)
	if err != nil {
		return nil, err
	}
	return this.Success()
}

// FindNodeTOAConfig 查找节点的TOA配置
func (this *NodeService) FindNodeTOAConfig(ctx context.Context, req *pb.FindNodeTOAConfigRequest) (*pb.FindNodeTOAConfigResponse, error) {
	nodeId, err := this.ValidateNode(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	clusterId, err := models.SharedNodeDAO.FindNodeClusterId(tx, nodeId)
	if err != nil {
		return nil, err
	}

	if clusterId == 0 {
		return &pb.FindNodeTOAConfigResponse{ToaJSON: nil}, nil
	}

	toaConfig, err := models.SharedNodeClusterDAO.FindClusterTOAConfig(tx, clusterId, nil)
	if err != nil {
		return nil, err
	}

	if toaConfig == nil {
		return &pb.FindNodeTOAConfigResponse{ToaJSON: nil}, nil
	}

	toaJSON, err := json.Marshal(toaConfig)
	if err != nil {
		return nil, err
	}

	return &pb.FindNodeTOAConfigResponse{ToaJSON: toaJSON}, nil
}

// FindNodeNetworkSecurityPolicy 查找节点的网络安全策略
func (this *NodeService) FindNodeNetworkSecurityPolicy(ctx context.Context, req *pb.FindNodeNetworkSecurityPolicyRequest) (*pb.FindNodeNetworkSecurityPolicyResponse, error) {
	nodeId, err := this.ValidateNode(ctx)
	if err != nil {
		return nil, err
	}

	var tx = this.NullTx()
	clusterId, err := models.SharedNodeDAO.FindNodeClusterId(tx, nodeId)
	if err != nil {
		return nil, err
	}
	if clusterId == 0 {
		return &pb.FindNodeNetworkSecurityPolicyResponse{NetworkSecurityPolicyJSON: nil}, nil
	}

	policy, err := models.SharedNodeClusterDAO.FindClusterNetworkSecurityPolicy(tx, clusterId, nil)
	if err != nil {
		return nil, err
	}

	policyJSON, err := json.Marshal(policy)
	if err != nil {
		return nil, err
	}

	return &pb.FindNodeNetworkSecurityPolicyResponse{
		NetworkSecurityPolicyJSON: policyJSON,
	}, nil
}