//
//  FolderModel.swift
//  ExodaiAcademy
//
//  Created by Exodai on 24/01/2026.
//

import Fluent

final class FolderModel: Model, @unchecked Sendable {
    static let schema: String = Database.folders.rawValue

    @ID(key: .id)
    var id: UUID?

    @Field(key: FieldKeys.name)
    var name: String

    @OptionalField(key: FieldKeys.parentFolderID)
    var parentFolderID: FolderModel.IDValue?

    @Timestamp(key: FieldKeys.createdAt, on: .create)
    var createdAt: Date?

    @Timestamp(key: FieldKeys.updatedAt, on: .update)
    var updatedAt: Date?

    init() {}
}

extension FolderModel {
    struct FieldKeys {
        static var name: FieldKey { "name" }
        static var parentFolderID: FieldKey { "parentFolderID" }
        static var createdAt: FieldKey { "createdAt" }
        static var updatedAt: FieldKey { "updatedAt" }
    }
}

import Fluent

extension FolderModel {
    struct Migration: AsyncMigration {

        func prepare(on database: any FluentKit.Database) async throws {
            try await database.schema(FolderModel.schema)
                .id()
                .field(FieldKeys.name, .string, .required)
                .field(FieldKeys.parentFolderID, .uuid)
                .field(FieldKeys.createdAt, .datetime)
                .field(FieldKeys.updatedAt, .datetime)
                .create()
        }

        func revert(on database: any FluentKit.Database) async throws {
            try await database.schema(FolderModel.schema).delete()
        }
    }
}