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import Ratio from "./math/Ratio";
export interface Cell {
value?: string;
widthRatio: Ratio;
}
export interface Row {
cells: Cell[];
}
export interface Part {
title?: string;
rows: Row[];
}
export interface Grid {
id: string;
baseCellSize: number;
baseCellWidthRatio: Ratio;
parts: Part[];
}
export interface Doc {
grids: Grid[];
}
export interface RowRef {
partIndex: number;
rowIndex: number;
}
export interface CellRef {
partIndex: number;
rowIndex: number;
cellIndex: number;
}
export function cellRefEquals(a: CellRef, b: CellRef): boolean {
return (
a.partIndex === b.partIndex &&
a.rowIndex === b.rowIndex &&
a.cellIndex === b.cellIndex
);
}
export function mapRowsInRange(
doc: Doc,
gridId: string,
startRef: CellRef,
endRef: CellRef,
mapFn: (row: Row, ref: RowRef) => Row,
): Doc {
const firstPartIndex = Math.min(startRef.partIndex, endRef.partIndex);
const lastPartIndex = Math.max(startRef.partIndex, endRef.partIndex);
const firstRowIndex = Math.min(startRef.rowIndex, endRef.rowIndex);
const lastRowIndex = Math.max(startRef.rowIndex, endRef.rowIndex);
return {
...doc,
grids: doc.grids.map((grid) => {
if (grid.id !== gridId) return grid;
return {
...grid,
parts: grid.parts.map((part, partIndex) => {
if (partIndex < firstPartIndex || partIndex > lastPartIndex) {
return part;
}
return {
...part,
rows: part.rows.map((row, rowIndex) => {
if (rowIndex < firstRowIndex || rowIndex > lastRowIndex) {
return row;
}
return mapFn(row, { partIndex, rowIndex });
}),
};
}),
};
}),
};
}
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