105 lines
2.8 KiB
TypeScript
105 lines
2.8 KiB
TypeScript
// 데이터플로우 관련 유틸리티 함수들
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/**
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* 고유 ID 생성 함수
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*/
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export const generateUniqueId = (prefix: string, diagramId?: number): string => {
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const timestamp = Date.now();
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const random = Math.random().toString(36).substr(2, 9);
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return `${prefix}-${diagramId || timestamp}-${random}`;
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};
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/**
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* 테이블 쌍별 관계 개수 계산
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*/
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export const calculateTableRelationshipCount = (relationships: Array<{ fromTable: string; toTable: string }>) => {
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const tableRelationshipCount: { [key: string]: number } = {};
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relationships.forEach((rel) => {
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const tableKey = [rel.fromTable, rel.toTable].sort().join("-");
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tableRelationshipCount[tableKey] = (tableRelationshipCount[tableKey] || 0) + 1;
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});
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return tableRelationshipCount;
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};
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/**
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* 연결된 컬럼 정보 계산
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*/
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export const calculateConnectedColumns = (
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relationships: Array<{
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fromTable: string;
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toTable: string;
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fromColumns: string[];
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toColumns: string[];
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}>,
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) => {
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const connectedColumnsInfo: {
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[tableName: string]: { [columnName: string]: { direction: "source" | "target" | "both" } };
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} = {};
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relationships.forEach((rel) => {
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const { fromTable, toTable, fromColumns, toColumns } = rel;
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// 소스 테이블의 컬럼들을 source로 표시
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if (!connectedColumnsInfo[fromTable]) connectedColumnsInfo[fromTable] = {};
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fromColumns.forEach((col: string) => {
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if (connectedColumnsInfo[fromTable][col]) {
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connectedColumnsInfo[fromTable][col].direction = "both";
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} else {
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connectedColumnsInfo[fromTable][col] = { direction: "source" };
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}
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});
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// 타겟 테이블의 컬럼들을 target으로 표시
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if (!connectedColumnsInfo[toTable]) connectedColumnsInfo[toTable] = {};
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toColumns.forEach((col: string) => {
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if (connectedColumnsInfo[toTable][col]) {
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connectedColumnsInfo[toTable][col].direction = "both";
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} else {
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connectedColumnsInfo[toTable][col] = { direction: "target" };
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}
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});
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});
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return connectedColumnsInfo;
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};
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/**
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* 노드 위치 추출
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*/
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export const extractNodePositions = (
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nodes: Array<{
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data: { table: { tableName: string } };
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position: { x: number; y: number };
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}>,
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): { [tableName: string]: { x: number; y: number } } => {
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const nodePositions: { [tableName: string]: { x: number; y: number } } = {};
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nodes.forEach((node) => {
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if (node.data?.table?.tableName) {
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nodePositions[node.data.table.tableName] = {
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x: node.position.x,
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y: node.position.y,
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};
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}
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});
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return nodePositions;
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};
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/**
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* 테이블명 목록 추출
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*/
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export const extractTableNames = (
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nodes: Array<{
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id: string;
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data: { table: { tableName: string } };
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}>,
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): string[] => {
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return nodes
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.filter((node) => node.id.startsWith("table-"))
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.map((node) => node.data.table.tableName)
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.sort();
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};
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