import { Column, Model, Table, DataType, CreatedAt, UpdatedAt, ForeignKey, BelongsTo } from "sequelize-typescript";
import SurveyOrder from "./survey_order.entity";

@Table({
	tableName: "survey_detail",
	comment: "勘察工单明细表（建筑/楼层/房间 + 现场照片）",
	timestamps: true,
	createdAt: "created_at",
	updatedAt: "updated_at",
	indexes: [{ name: "idx_survey_detail_order", fields: ["survey_order_id"] }]
})
export default class SurveyDetail extends Model {
	@Column({ type: DataType.BIGINT, autoIncrement: true, primaryKey: true })
	id!: number;

	@ForeignKey(() => SurveyOrder)
	@Column({ type: DataType.BIGINT, allowNull: false, field: "survey_order_id", comment: "勘察工单ID（→ survey_order）" })
	surveyOrderId!: number;

	@Column({ type: DataType.BIGINT, field: "building_id", comment: "建筑ID（→ customer_building）" })
	buildingId!: number;

	@Column({ type: DataType.STRING(128), field: "building_name", comment: "建筑名称（冗余，客户拓扑变更后仍可读）" })
	buildingName!: string;

	@Column({ type: DataType.STRING(16), field: "floor_no", comment: "所在楼层：正数为地上、负数为地下，如 1 / -1" })
	floorNo!: string;

	@Column({ type: DataType.BIGINT, field: "room_id", comment: "房间ID（→ customer_room，可空）" })
	roomId!: number;

	@Column({ type: DataType.STRING(128), field: "room_name", comment: "房间名称（冗余，可空）" })
	roomName!: string;

	@Column({ type: DataType.TEXT, field: "photos", comment: "现场照片对象key(JSON数组字符串)" })
	photos!: string;

	@Column({ type: DataType.STRING(255), comment: "备注" })
	remark!: string;

	@BelongsTo(() => SurveyOrder, { foreignKey: "surveyOrderId", as: "surveyOrder" })
	surveyOrder!: SurveyOrder;

	@CreatedAt
	created_at!: Date;

	@UpdatedAt
	updated_at!: Date;
}