package domain

import (
	"context"
	"time"

	"github.com/zitadel/zitadel/backend/v3/storage/database"
)

//go:generate enumer -type AdministratorScope -transform snake -trimprefix AdministratorScope -sql
type AdministratorScope uint8

const (
	AdministratorScopeInstance AdministratorScope = iota
	AdministratorScopeOrganization
	AdministratorScopeProject
	AdministratorScopeProjectGrant
)

type Administrator struct {
	// ID is generated by the storage layer during creation and any value
	// provided by the caller is ignored. The domain package must not
	// generate this value. The format is storage-specific, for example
	// PostgreSQL uses `<user_id>:<scope>:<scope_id>`.
	ID             string             `json:"id,omitempty" db:"id"`
	InstanceID     string             `json:"instanceId,omitempty" db:"instance_id"`
	UserID         string             `json:"userId,omitempty" db:"user_id"`
	Scope          AdministratorScope `json:"scope,omitempty" db:"scope"`
	OrganizationID *string            `json:"organizationId,omitempty" db:"organization_id"`
	ProjectID      *string            `json:"projectId,omitempty" db:"project_id"`
	ProjectGrantID *string            `json:"projectGrantId,omitempty" db:"project_grant_id"`
	CreatedAt      time.Time          `json:"createdAt,omitempty" db:"created_at"`
	UpdatedAt      time.Time          `json:"updatedAt,omitempty" db:"updated_at"`
	Roles          []string           `json:"roles,omitempty" db:"roles"`
}

type administratorColumns interface {
	PrimaryKeyColumns() []database.Column
	IDColumn() database.Column
	InstanceIDColumn() database.Column
	UserIDColumn() database.Column
	ScopeColumn() database.Column
	OrganizationIDColumn() database.Column
	ProjectIDColumn() database.Column
	ProjectGrantIDColumn() database.Column
	CreatedAtColumn() database.Column
	UpdatedAtColumn() database.Column
}

type administratorConditions interface {
	PrimaryKeyCondition(instanceID, administratorID string) database.Condition
	IDCondition(administratorID string) database.Condition
	InstanceIDCondition(instanceID string) database.Condition
	UserIDCondition(userID string) database.Condition
	ScopeCondition(scope AdministratorScope) database.Condition
	InstanceAdministratorCondition(instanceID, userID string) database.Condition
	OrganizationAdministratorCondition(instanceID, organizationID, userID string) database.Condition
	ProjectAdministratorCondition(instanceID, projectID, userID string) database.Condition
	ProjectGrantAdministratorCondition(instanceID, projectGrantID, userID string) database.Condition
	OrganizationIDCondition(organizationID string) database.Condition
	ProjectIDCondition(projectID string) database.Condition
	ProjectGrantIDCondition(projectGrantID string) database.Condition
	RoleCondition(op database.TextOperation, role string) database.Condition
}

type administratorChanges interface {
	SetUpdatedAt(updatedAt time.Time) database.Change
	// AddRole adds the specified role to the administrator.
	// If the administrator already has the role, no change will be made.
	AddRole(role string) database.Change
	// RemoveRole removes the specified role from the administrator.
	// If the administrator does not have the role, no change will be made.
	RemoveRole(role string) database.Change
	// SetRoles replaces all existing roles with the provided ones.
	// If no roles are provided, all existing roles will be removed.
	SetRoles(roles []string) database.Change
}

//go:generate mockgen -typed -package domainmock -destination ./mock/administrator.mock.go . AdministratorRepository
type AdministratorRepository interface {
	Repository

	administratorColumns
	administratorConditions
	administratorChanges

	Get(ctx context.Context, client database.QueryExecutor, opts ...database.QueryOption) (*Administrator, error)
	List(ctx context.Context, client database.QueryExecutor, opts ...database.QueryOption) ([]*Administrator, error)

	Create(ctx context.Context, client database.QueryExecutor, administrator *Administrator) error
	Update(ctx context.Context, client database.QueryExecutor, condition database.Condition, changes ...database.Change) (int64, error)
	Delete(ctx context.Context, client database.QueryExecutor, condition database.Condition) (int64, error)
}