package devops

import (
	"fmt"
	"github.com/fatih/structs"
	"kubesphere.io/kubesphere/pkg/db"
	"kubesphere.io/kubesphere/pkg/gojenkins"
	"kubesphere.io/kubesphere/pkg/simple/client/devops_mysql"
	"kubesphere.io/kubesphere/pkg/utils/reflectutils"
	"kubesphere.io/kubesphere/pkg/utils/stringutils"
)

func GetColumnsFromStruct(s interface{}) []string {
	names := structs.Names(s)
	for i, name := range names {
		names[i] = stringutils.CamelCaseToUnderscore(name)
	}
	return names
}

func GetColumnsFromStructWithPrefix(prefix string, s interface{}) []string {
	names := structs.Names(s)
	for i, name := range names {
		names[i] = WithPrefix(prefix, stringutils.CamelCaseToUnderscore(name))
	}
	return names
}

func WithPrefix(prefix, str string) string {
	return prefix + "." + str
}

const (
	StatusActive     = "active"
	StatusDeleted    = "deleted"
	StatusDeleting   = "deleting"
	StatusFailed     = "failed"
	StatusPending    = "pending"
	StatusWorking    = "working"
	StatusSuccessful = "successful"
)

const (
	StatusColumn     = "status"
	StatusTimeColumn = "status_time"
)

const (
	VisibilityPrivate = "private"
	VisibilityPublic  = "public"
)

const (
	KS_ADMIN = "admin"
)

const (
	ProjectOwner      = "owner"
	ProjectMaintainer = "maintainer"
	ProjectDeveloper  = "developer"
	ProjectReporter   = "reporter"
)

const (
	JenkinsAllUserRoleName = "kubesphere-user"
)

type Role struct {
	Name        string `json:"name"`
	Description string `json:"description"`
}

var DefaultRoles = []*Role{
	{
		Name:        ProjectOwner,
		Description: "Owner have access to do all the operations of a DevOps project and own the highest permissions as well.",
	},
	{
		Name:        ProjectMaintainer,
		Description: "Maintainer have access to manage pipeline and credential configuration in a DevOps project.",
	},
	{
		Name:        ProjectDeveloper,
		Description: "Developer is able to view and trigger the pipeline.",
	},
	{
		Name:        ProjectReporter,
		Description: "Reporter is only allowed to view the status of the pipeline.",
	},
}

var AllRoleSlice = []string{ProjectDeveloper, ProjectReporter, ProjectMaintainer, ProjectOwner}

var JenkinsOwnerProjectPermissionIds = &gojenkins.ProjectPermissionIds{
	CredentialCreate:        true,
	CredentialDelete:        true,
	CredentialManageDomains: true,
	CredentialUpdate:        true,
	CredentialView:          true,
	ItemBuild:               true,
	ItemCancel:              true,
	ItemConfigure:           true,
	ItemCreate:              true,
	ItemDelete:              true,
	ItemDiscover:            true,
	ItemMove:                true,
	ItemRead:                true,
	ItemWorkspace:           true,
	RunDelete:               true,
	RunReplay:               true,
	RunUpdate:               true,
	SCMTag:                  true,
}

var JenkinsProjectPermissionMap = map[string]gojenkins.ProjectPermissionIds{
	ProjectOwner: gojenkins.ProjectPermissionIds{
		CredentialCreate:        true,
		CredentialDelete:        true,
		CredentialManageDomains: true,
		CredentialUpdate:        true,
		CredentialView:          true,
		ItemBuild:               true,
		ItemCancel:              true,
		ItemConfigure:           true,
		ItemCreate:              true,
		ItemDelete:              true,
		ItemDiscover:            true,
		ItemMove:                true,
		ItemRead:                true,
		ItemWorkspace:           true,
		RunDelete:               true,
		RunReplay:               true,
		RunUpdate:               true,
		SCMTag:                  true,
	},
	ProjectMaintainer: gojenkins.ProjectPermissionIds{
		CredentialCreate:        true,
		CredentialDelete:        true,
		CredentialManageDomains: true,
		CredentialUpdate:        true,
		CredentialView:          true,
		ItemBuild:               true,
		ItemCancel:              true,
		ItemConfigure:           false,
		ItemCreate:              true,
		ItemDelete:              false,
		ItemDiscover:            true,
		ItemMove:                false,
		ItemRead:                true,
		ItemWorkspace:           true,
		RunDelete:               true,
		RunReplay:               true,
		RunUpdate:               true,
		SCMTag:                  true,
	},
	ProjectDeveloper: gojenkins.ProjectPermissionIds{
		CredentialCreate:        false,
		CredentialDelete:        false,
		CredentialManageDomains: false,
		CredentialUpdate:        false,
		CredentialView:          false,
		ItemBuild:               true,
		ItemCancel:              true,
		ItemConfigure:           false,
		ItemCreate:              false,
		ItemDelete:              false,
		ItemDiscover:            true,
		ItemMove:                false,
		ItemRead:                true,
		ItemWorkspace:           true,
		RunDelete:               true,
		RunReplay:               true,
		RunUpdate:               true,
		SCMTag:                  false,
	},
	ProjectReporter: gojenkins.ProjectPermissionIds{
		CredentialCreate:        false,
		CredentialDelete:        false,
		CredentialManageDomains: false,
		CredentialUpdate:        false,
		CredentialView:          false,
		ItemBuild:               false,
		ItemCancel:              false,
		ItemConfigure:           false,
		ItemCreate:              false,
		ItemDelete:              false,
		ItemDiscover:            true,
		ItemMove:                false,
		ItemRead:                true,
		ItemWorkspace:           false,
		RunDelete:               false,
		RunReplay:               false,
		RunUpdate:               false,
		SCMTag:                  false,
	},
}

var JenkinsPipelinePermissionMap = map[string]gojenkins.ProjectPermissionIds{
	ProjectOwner: gojenkins.ProjectPermissionIds{
		CredentialCreate:        true,
		CredentialDelete:        true,
		CredentialManageDomains: true,
		CredentialUpdate:        true,
		CredentialView:          true,
		ItemBuild:               true,
		ItemCancel:              true,
		ItemConfigure:           true,
		ItemCreate:              true,
		ItemDelete:              true,
		ItemDiscover:            true,
		ItemMove:                true,
		ItemRead:                true,
		ItemWorkspace:           true,
		RunDelete:               true,
		RunReplay:               true,
		RunUpdate:               true,
		SCMTag:                  true,
	},
	ProjectMaintainer: gojenkins.ProjectPermissionIds{
		CredentialCreate:        true,
		CredentialDelete:        true,
		CredentialManageDomains: true,
		CredentialUpdate:        true,
		CredentialView:          true,
		ItemBuild:               true,
		ItemCancel:              true,
		ItemConfigure:           true,
		ItemCreate:              true,
		ItemDelete:              true,
		ItemDiscover:            true,
		ItemMove:                true,
		ItemRead:                true,
		ItemWorkspace:           true,
		RunDelete:               true,
		RunReplay:               true,
		RunUpdate:               true,
		SCMTag:                  true,
	},
	ProjectDeveloper: gojenkins.ProjectPermissionIds{
		CredentialCreate:        false,
		CredentialDelete:        false,
		CredentialManageDomains: false,
		CredentialUpdate:        false,
		CredentialView:          false,
		ItemBuild:               true,
		ItemCancel:              true,
		ItemConfigure:           false,
		ItemCreate:              false,
		ItemDelete:              false,
		ItemDiscover:            true,
		ItemMove:                false,
		ItemRead:                true,
		ItemWorkspace:           true,
		RunDelete:               true,
		RunReplay:               true,
		RunUpdate:               true,
		SCMTag:                  false,
	},
	ProjectReporter: gojenkins.ProjectPermissionIds{
		CredentialCreate:        false,
		CredentialDelete:        false,
		CredentialManageDomains: false,
		CredentialUpdate:        false,
		CredentialView:          false,
		ItemBuild:               false,
		ItemCancel:              false,
		ItemConfigure:           false,
		ItemCreate:              false,
		ItemDelete:              false,
		ItemDiscover:            true,
		ItemMove:                false,
		ItemRead:                true,
		ItemWorkspace:           false,
		RunDelete:               false,
		RunReplay:               false,
		RunUpdate:               false,
		SCMTag:                  false,
	},
}

func GetProjectRoleName(projectId, role string) string {
	return fmt.Sprintf("%s-%s-project", projectId, role)
}

func GetPipelineRoleName(projectId, role string) string {
	return fmt.Sprintf("%s-%s-pipeline", projectId, role)
}

func GetProjectRolePattern(projectId string) string {
	return fmt.Sprintf("^%s$", projectId)
}

func GetPipelineRolePattern(projectId string) string {
	return fmt.Sprintf("^%s/.*", projectId)
}

func CheckProjectUserInRole(username, projectId string, roles []string) error {
	if username == KS_ADMIN {
		return nil
	}
	dbconn := devops_mysql.OpenDatabase()
	membership := &DevOpsProjectMembership{}
	err := dbconn.Select(DevOpsProjectMembershipColumns...).
		From(DevOpsProjectMembershipTableName).
		Where(db.And(
			db.Eq(DevOpsProjectMembershipUsernameColumn, username),
			db.Eq(DevOpsProjectMembershipProjectIdColumn, projectId))).LoadOne(membership)
	if err != nil {
		return err
	}
	if !reflectutils.In(membership.Role, roles) {
		return fmt.Errorf("user [%s] in project [%s] role is not in %s", username, projectId, roles)
	}
	return nil
}