adding the table helper
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Dan
parent
1e024b4b2c
commit
25815aa4d2
3 changed files with 359 additions and 23 deletions
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@ -149,6 +149,11 @@ class SceneManager {
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continue;
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}
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if (block.type === "table") {
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await this._renderTable(block);
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continue;
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}
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// Text with optional className (supports html: true for HTML content)
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if (block.text !== undefined) {
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if (block.html) {
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@ -379,6 +384,64 @@ class SceneManager {
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return new Promise((resolve) => setTimeout(resolve, ms));
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}
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// Render a dynamic table with conditional row support
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async _renderTable(block) {
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// Filter rows based on conditions
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const filteredRows = [];
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for (const row of block.rows || []) {
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// Row can be: array of cells, or object with { cells, condition, className }
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if (Array.isArray(row)) {
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// Simple row - array of cells
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filteredRows.push(row);
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} else if (row.condition !== undefined) {
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// Conditional row
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if (this.state.evaluate(row.condition)) {
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filteredRows.push(this._processTableRow(row));
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}
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} else if (row.cells) {
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// Object row without condition
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filteredRows.push(this._processTableRow(row));
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}
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}
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// Build table using TableHelper
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const tableOutput = TableHelper.table({
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title: block.title ? this._interpolateText(block.title) : undefined,
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headers: block.headers,
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rows: filteredRows,
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widths: block.widths,
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align: block.align,
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style: block.style || "single",
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padding: block.padding,
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});
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// Render each line of the table
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for (const line of tableOutput) {
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if (typeof line === "string") {
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this._printText(line);
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} else if (line.text) {
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this._printText(line.text, line.className || "");
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}
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}
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}
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// Process a table row object into cell array format for TableHelper
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_processTableRow(row) {
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// If row has className, apply it to cells that don't have their own
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const cells = row.cells.map((cell) => {
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if (typeof cell === "string" && row.className) {
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return { text: this._interpolateText(cell), className: row.className };
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} else if (typeof cell === "object" && cell.text) {
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return {
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text: this._interpolateText(cell.text),
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className: cell.className || row.className,
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};
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}
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return typeof cell === "string" ? this._interpolateText(cell) : cell;
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});
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return cells;
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}
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// Get current scene ID
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getCurrentSceneId() {
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return this.currentScene ? this.currentScene.id : null;
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241
assets/js/games/engine/table-helper.js
Normal file
241
assets/js/games/engine/table-helper.js
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@ -0,0 +1,241 @@
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// Table Helper - Generates monospace box-drawn tables for terminal games
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const TableHelper = {
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// Box drawing characters
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chars: {
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single: {
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topLeft: "┌",
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topRight: "┐",
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bottomLeft: "└",
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bottomRight: "┘",
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horizontal: "─",
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vertical: "│",
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leftT: "├",
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rightT: "┤",
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topT: "┬",
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bottomT: "┴",
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cross: "┼",
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},
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double: {
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topLeft: "╔",
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topRight: "╗",
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bottomLeft: "╚",
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bottomRight: "╝",
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horizontal: "═",
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vertical: "║",
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leftT: "╠",
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rightT: "╣",
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topT: "╦",
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bottomT: "╩",
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cross: "╬",
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},
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ascii: {
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topLeft: "+",
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topRight: "+",
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bottomLeft: "+",
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bottomRight: "+",
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horizontal: "-",
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vertical: "|",
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leftT: "+",
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rightT: "+",
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topT: "+",
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bottomT: "+",
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cross: "+",
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},
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},
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/**
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* Generate a complete table with headers and rows
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* @param {Object} options - Table configuration
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* @param {string} [options.title] - Optional title for the table
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* @param {string[]} [options.headers] - Column headers
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* @param {Array<Array<string|{text: string, className?: string}>>} options.rows - Table data rows
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* @param {number[]} [options.widths] - Column widths (auto-calculated if not provided)
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* @param {string[]} [options.align] - Column alignments ('left', 'right', 'center')
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* @param {string} [options.style='single'] - Border style ('single', 'double', 'ascii')
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* @param {number} [options.padding=1] - Cell padding
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* @returns {Array<string|{text: string, className?: string}>} Array of content blocks
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*/
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table(options) {
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const {
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title,
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headers,
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rows = [],
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widths: customWidths,
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align = [],
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style = "single",
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padding = 1,
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} = options;
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const c = this.chars[style] || this.chars.single;
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const output = [];
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// Calculate column widths
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const widths = customWidths || this._calculateWidths(headers, rows, padding);
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const totalWidth = widths.reduce((a, b) => a + b, 0) + widths.length + 1;
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// Top border
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output.push(c.topLeft + c.horizontal.repeat(totalWidth - 2) + c.topRight);
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// Title (if provided)
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if (title) {
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output.push(this._centerText(title, totalWidth, c.vertical));
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output.push(c.leftT + c.horizontal.repeat(totalWidth - 2) + c.rightT);
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}
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// Headers (if provided)
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if (headers) {
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output.push(this._formatRow(headers, widths, align, c.vertical, padding));
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output.push(c.leftT + c.horizontal.repeat(totalWidth - 2) + c.rightT);
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}
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// Data rows
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for (const row of rows) {
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const formattedRow = this._formatRow(row, widths, align, c.vertical, padding);
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// Check if any cell has a className
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const hasClassName = row.some(cell => cell && typeof cell === "object" && cell.className);
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if (hasClassName) {
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// Find the className from the row (use first one found)
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const className = row.find(cell => cell && typeof cell === "object" && cell.className)?.className;
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output.push({ text: formattedRow, className });
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} else {
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output.push(formattedRow);
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}
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}
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// Bottom border
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output.push(c.bottomLeft + c.horizontal.repeat(totalWidth - 2) + c.bottomRight);
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return output;
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},
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/**
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* Generate a simple bordered box with text
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* @param {string|string[]} content - Content to display
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* @param {Object} [options] - Box options
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* @param {number} [options.width] - Box width (auto if not set)
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* @param {string} [options.style='single'] - Border style
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* @param {string} [options.align='left'] - Text alignment
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* @returns {string[]} Array of strings
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*/
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box(content, options = {}) {
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const { width: customWidth, style = "single", align = "left" } = options;
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const c = this.chars[style] || this.chars.single;
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const lines = Array.isArray(content) ? content : [content];
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const maxLineWidth = Math.max(...lines.map(l => this._textLength(l)));
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const width = customWidth || maxLineWidth + 4;
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const innerWidth = width - 2;
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const output = [];
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output.push(c.topLeft + c.horizontal.repeat(innerWidth) + c.topRight);
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for (const line of lines) {
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const text = typeof line === "string" ? line : line.text || "";
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const padded = this._alignText(text, innerWidth - 2, align);
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output.push(c.vertical + " " + padded + " " + c.vertical);
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}
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output.push(c.bottomLeft + c.horizontal.repeat(innerWidth) + c.bottomRight);
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return output;
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},
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/**
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* Generate a separator line
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* @param {number} width - Line width
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* @param {string} [style='single'] - Border style
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* @param {string} [type='middle'] - 'top', 'middle', 'bottom'
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* @returns {string}
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*/
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separator(width, style = "single", type = "middle") {
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const c = this.chars[style] || this.chars.single;
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const inner = c.horizontal.repeat(width - 2);
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switch (type) {
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case "top":
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return c.topLeft + inner + c.topRight;
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case "bottom":
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return c.bottomLeft + inner + c.bottomRight;
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default:
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return c.leftT + inner + c.rightT;
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}
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},
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/**
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* Pad or truncate text to exact width
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* @param {string} text - Input text
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* @param {number} width - Target width
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* @param {string} [align='left'] - Alignment
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* @returns {string}
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*/
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pad(text, width, align = "left") {
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return this._alignText(text, width, align);
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},
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// Internal helpers
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_calculateWidths(headers, rows, padding) {
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const allRows = headers ? [headers, ...rows] : rows;
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const numCols = Math.max(...allRows.map(r => r.length));
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const widths = new Array(numCols).fill(0);
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for (const row of allRows) {
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for (let i = 0; i < row.length; i++) {
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const cell = row[i];
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const text = typeof cell === "object" ? (cell.text || "") : String(cell || "");
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widths[i] = Math.max(widths[i], text.length + padding * 2);
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}
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}
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return widths;
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},
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_formatRow(row, widths, alignments, verticalChar, padding) {
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const cells = [];
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for (let i = 0; i < widths.length; i++) {
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const cell = row[i];
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const text = typeof cell === "object" ? (cell.text || "") : String(cell || "");
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const align = alignments[i] || "left";
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const cellWidth = widths[i] - padding * 2;
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const padChar = " ".repeat(padding);
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cells.push(padChar + this._alignText(text, cellWidth, align) + padChar);
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}
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return verticalChar + cells.join(verticalChar) + verticalChar;
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},
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_centerText(text, totalWidth, verticalChar) {
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const innerWidth = totalWidth - 2;
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const padded = this._alignText(text, innerWidth, "center");
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return verticalChar + padded + verticalChar;
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},
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_alignText(text, width, align) {
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const len = text.length;
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if (len >= width) {
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return text.substring(0, width);
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}
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const diff = width - len;
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switch (align) {
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case "right":
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return " ".repeat(diff) + text;
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case "center":
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const left = Math.floor(diff / 2);
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const right = diff - left;
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return " ".repeat(left) + text + " ".repeat(right);
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default:
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return text + " ".repeat(diff);
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}
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},
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_textLength(item) {
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if (typeof item === "string") return item.length;
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if (item && item.text) return item.text.length;
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return 0;
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},
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};
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// Make available globally
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window.TableHelper = TableHelper;
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