/**
 * Copyright 2023-present DreamNum Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import type { IRange } from '@univerjs/core';

import { ErrorType } from '../../basics/error-type';

import { deserializeRangeWithSheetWithCache } from '../utils/reference-cache';
import { ErrorValueObject } from '../value-object/base-value-object';
import { BaseReferenceObject } from './base-reference-object';
import { RangeReferenceObject } from './range-reference-object';

const EXCEL_MAX_ROWS = 1_048_576;
const EXCEL_MAX_COLUMNS = 16_384;

export class CellReferenceObject extends BaseReferenceObject {
    constructor(token: string) {
        super(token);
        const grid = deserializeRangeWithSheetWithCache(token);
        this.setUnitQualifier(grid.unitId);
        this.setForcedUnitIdDirect(grid.unitId);
        this.setForcedSheetName(grid.sheetName);
        this.setRangeData(grid.range);
    }

    override isCell() {
        return true;
    }

    override isExceedRange() {
        if ((this.getForcedSheetId() == null || this.getForcedSheetId()?.length === 0) && this.getForcedSheetName().length > 0) {
            return true;
        }

        const { startRow, endRow, startColumn, endColumn } = this.getRangePosition();
        return startRow < 0 || startColumn < 0 || endRow >= EXCEL_MAX_ROWS || endColumn >= EXCEL_MAX_COLUMNS;
    }

    override unionBy(referenceObject: BaseReferenceObject) {
        if (!referenceObject.isCell()) {
            return ErrorValueObject.create(ErrorType.REF);
        }

        const cellReferenceObject = referenceObject as CellReferenceObject;
        // if (cellReferenceObject.getForcedSheetName() !== undefined) {
        //     return ErrorValueObject.create(ErrorType.REF);
        // }

        const newRangeData = this.unionRange(this.getRangePosition(), cellReferenceObject.getRangePosition());

        return this._createRange(newRangeData);
    }

    override unionRange(rangeData1: IRange, rangeData2: IRange) {
        const startRow1 = rangeData1.startRow;
        const startColumn1 = rangeData1.startColumn;

        const startRow2 = rangeData2.startRow;
        const startColumn2 = rangeData2.startColumn;
        const range: IRange = {
            startRow: -1,
            startColumn: -1,
            endRow: -1,
            endColumn: -1,
        };
        if (startRow1 > startRow2) {
            range.startRow = startRow2;
            range.endRow = startRow1;
        } else {
            range.startRow = startRow1;
            range.endRow = startRow2;
        }

        if (startColumn1 > startColumn2) {
            range.startColumn = startColumn2;
            range.endColumn = startColumn1;
        } else {
            range.startColumn = startColumn1;
            range.endColumn = startColumn2;
        }

        if (rangeData1.startAbsoluteRefType) {
            range.startAbsoluteRefType = rangeData1.startAbsoluteRefType;
        }

        if (rangeData2.startAbsoluteRefType) {
            range.endAbsoluteRefType = rangeData2.startAbsoluteRefType;
        }

        return range;
    }

    private _createRange(newRangeData: IRange) {
        const rangeReferenceObject = new RangeReferenceObject(
            newRangeData,
            this.getForcedSheetId(),
            this.getForcedUnitId()
        );

        rangeReferenceObject.setUnitData(this.getUnitData());

        rangeReferenceObject.setDefaultSheetId(this.getDefaultSheetId());

        rangeReferenceObject.setDefaultUnitId(this.getDefaultUnitId());

        rangeReferenceObject.setRuntimeData(this.getRuntimeData());

        rangeReferenceObject.setUnitStylesData(this.getUnitStylesData());

        rangeReferenceObject.setArrayFormulaCellData(this.getArrayFormulaCellData());

        rangeReferenceObject.setRuntimeArrayFormulaCellData(this.getRuntimeArrayFormulaCellData());

        rangeReferenceObject.setRuntimeFeatureCellData(this.getRuntimeFeatureCellData());

        const forceSheetId = this.getForcedSheetId();

        rangeReferenceObject.setForcedSheetName(this.getForcedSheetName());

        if (forceSheetId != null) {
            rangeReferenceObject.setForcedSheetIdDirect(forceSheetId);
        }

        // const forcedSheetID = this.getForcedSheetId();
        // if (forcedSheetID) {
        //     rangeReferenceObject.setForcedSheetIdDirect(forcedSheetID);
        // }

        const forcedUnitId = this.getForcedUnitId();
        if (forcedUnitId) {
            rangeReferenceObject.setForcedUnitIdDirect(forcedUnitId);
        }

        return rangeReferenceObject;
    }
}