da3f24b8b1
Use the configured agent pane width consistently in split target selection and avoid close+spawn churn by replacing the oldest pane when eviction is required. Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode) Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>
82 lines
2.2 KiB
TypeScript
82 lines
2.2 KiB
TypeScript
import { MIN_PANE_WIDTH } from "./types"
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import type { SplitDirection, TmuxPaneInfo } from "./types"
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import {
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DIVIDER_SIZE,
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MAX_COLS,
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MAX_ROWS,
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MIN_SPLIT_HEIGHT,
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MIN_SPLIT_WIDTH,
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} from "./tmux-grid-constants"
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function minSplitWidthFor(minPaneWidth: number): number {
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return 2 * minPaneWidth + DIVIDER_SIZE
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}
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export function getColumnCount(paneCount: number): number {
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if (paneCount <= 0) return 1
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return Math.min(MAX_COLS, Math.max(1, Math.ceil(paneCount / MAX_ROWS)))
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}
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export function getColumnWidth(agentAreaWidth: number, paneCount: number): number {
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const cols = getColumnCount(paneCount)
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const dividersWidth = (cols - 1) * DIVIDER_SIZE
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return Math.floor((agentAreaWidth - dividersWidth) / cols)
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}
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export function isSplittableAtCount(
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agentAreaWidth: number,
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paneCount: number,
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minPaneWidth: number = MIN_PANE_WIDTH,
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): boolean {
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const columnWidth = getColumnWidth(agentAreaWidth, paneCount)
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return columnWidth >= minSplitWidthFor(minPaneWidth)
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}
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export function findMinimalEvictions(
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agentAreaWidth: number,
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currentCount: number,
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minPaneWidth: number = MIN_PANE_WIDTH,
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): number | null {
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for (let k = 1; k <= currentCount; k++) {
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if (isSplittableAtCount(agentAreaWidth, currentCount - k, minPaneWidth)) {
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return k
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}
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}
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return null
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}
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export function canSplitPane(
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pane: TmuxPaneInfo,
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direction: SplitDirection,
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minPaneWidth: number = MIN_PANE_WIDTH,
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): boolean {
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if (direction === "-h") {
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return pane.width >= minSplitWidthFor(minPaneWidth)
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}
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return pane.height >= MIN_SPLIT_HEIGHT
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}
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export function canSplitPaneAnyDirection(pane: TmuxPaneInfo): boolean {
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return canSplitPaneAnyDirectionWithMinWidth(pane, MIN_PANE_WIDTH)
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}
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export function canSplitPaneAnyDirectionWithMinWidth(
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pane: TmuxPaneInfo,
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minPaneWidth: number = MIN_PANE_WIDTH,
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): boolean {
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return pane.width >= minSplitWidthFor(minPaneWidth) || pane.height >= MIN_SPLIT_HEIGHT
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}
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export function getBestSplitDirection(
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pane: TmuxPaneInfo,
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minPaneWidth: number = MIN_PANE_WIDTH,
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): SplitDirection | null {
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const canH = pane.width >= minSplitWidthFor(minPaneWidth)
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const canV = pane.height >= MIN_SPLIT_HEIGHT
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if (!canH && !canV) return null
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if (canH && !canV) return "-h"
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if (!canH && canV) return "-v"
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return pane.width >= pane.height ? "-h" : "-v"
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}
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