// SPDX-FileCopyrightText: 2026 fuddlesworth
// SPDX-License-Identifier: GPL-3.0-or-later

// @name Rows
// @builtinId rows
// @description Equal-height horizontal rows
// @producesOverlappingZones false
// @supportsMasterCount false
// @supportsSplitRatio false
// @defaultMaxWindows 4
// @minimumWindows 1
// @zoneNumberDisplay all
// @supportsMemory false

/**
 * Rows layout: equal-height horizontal rows with innerGap spacing.
 * Uses distributeWithGaps / distributeWithMinSizes injected helpers.
 *
 * @param {Object} params - Tiling parameters
 * @returns {Array<{x: number, y: number, width: number, height: number}>}
 */
function calculateZones(params) {
    const count = params.windowCount;
    if (count <= 0) return [];
    const area = params.area;
    if (area.width < PZ_MIN_ZONE_SIZE || area.height < PZ_MIN_ZONE_SIZE) {
        return fillArea(area, count);
    }
    const gap = params.innerGap;

    const minHeights = extractMinHeights(params.minSizes, count);

    // Calculate row heights with gaps and minimum sizes
    const rowHeights = distributeWithOptionalMins(area.height, count, gap, minHeights);

    const zones = [];
    let currentY = area.y;
    for (let i = 0; i < count; i++) {
        zones.push({ x: area.x, y: currentY, width: area.width, height: rowHeights[i] });
        currentY += rowHeights[i] + gap;
    }
    return zones;
}
