Diffusion Ant (feature/rooting) Code

ant/examples/demo/graph.js
8b573570d588feature/rooting

graph.js
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			const data = {
			0: 2,
			1: 5,
			2: 8,
			3: 12,
			4: 15,
			5: 18,
			6: 16,
			7: 13,
			8: 10,
			9: 7,
			10: 4
			};

			const config = {
			width: 60,
			height: 20,
			xLabel: 'Time',
			yLabel: 'Value',
			barChar: '█',
			pointChar: '●',
			axisChar: '│',
			gridChar: '·'
			};

			function getMinMax(dataObj) {
			const keys = Object.keys(dataObj);
			if (keys.length === 0) {
			return { min: 0, max: 0, xMin: 0, xMax: 0 };
			}

			let yMin = dataObj[keys[0]];
			let yMax = dataObj[keys[0]];
			let xMin = parseInt(keys[0]);
			let xMax = parseInt(keys[0]);

			for (let i = 0; i < keys.length; i = i + 1) {
			const key = keys[i];
			const value = dataObj[key];
			const xValue = parseInt(key);

			if (value < yMin) yMin = value;
			if (value > yMax) yMax = value;
			if (xValue < xMin) xMin = xValue;
			if (xValue > xMax) xMax = xValue;
			}

			return { min: yMin, max: yMax, xMin: xMin, xMax: xMax };
			}

			function scale(value, dataMin, dataMax, displayMin, displayMax) {
			if (dataMax === dataMin) return displayMin;
			const ratio = (value - dataMin) / (dataMax - dataMin);
			return displayMin + ratio * (displayMax - displayMin);
			}

			function drawLineGraph(dataObj) {
			const stats = getMinMax(dataObj);
			const keys = Object.keys(dataObj);

			console.log('\nLine graph:\n');
			console.log('Data Range: ' + stats.min + ' to ' + stats.max);
			console.log('X Range: ' + stats.xMin + ' to ' + stats.xMax);
			console.log('');

			const grid = [];
			for (let y = 0; y < config.height; y = y + 1) {
			const row = [];
			for (let x = 0; x < config.width; x = x + 1) row.push(' ');
			grid.push(row);
			}

			for (let i = 0; i < keys.length; i = i + 1) {
			const key = keys[i];
			const xValue = parseInt(key);
			const yValue = dataObj[key];

			const x = Math.floor(scale(xValue, stats.xMin, stats.xMax, 0, config.width - 1));
			const y = Math.floor(scale(yValue, stats.min, stats.max, config.height - 1, 0));

			if (x >= 0 && x < config.width && y >= 0 && y < config.height) {
			grid[y][x] = config.pointChar;
			}

			if (i < keys.length - 1) {
			const nextKey = keys[i + 1];
			const nextX = parseInt(nextKey);
			const nextY = dataObj[nextKey];

			const x1 = Math.floor(scale(xValue, stats.xMin, stats.xMax, 0, config.width - 1));
			const y1 = Math.floor(scale(yValue, stats.min, stats.max, config.height - 1, 0));
			const x2 = Math.floor(scale(nextX, stats.xMin, stats.xMax, 0, config.width - 1));
			const y2 = Math.floor(scale(nextY, stats.min, stats.max, config.height - 1, 0));

			const dx = x2 - x1;
			const dy = y2 - y1;
			const steps = Math.max(Math.abs(dx), Math.abs(dy));

			for (let step = 0; step <= steps; step = step + 1) {
			const t = steps === 0 ? 0 : step / steps;
			const ix = Math.floor(x1 + t * dx);
			const iy = Math.floor(y1 + t * dy);

			if (ix >= 0 && ix < config.width && iy >= 0 && iy < config.height) {
			if (grid[iy][ix] === ' ') {
			grid[iy][ix] = config.gridChar;
			}
			}
			}
			}
			}

			const yLabelWidth = ('' + stats.max).length;

			for (let y = 0; y < config.height; y = y + 1) {
			const yValue = scale(y, 0, config.height - 1, stats.max, stats.min);
			const yLabel = '' + Math.floor(yValue);
			const paddedLabel = yLabel.padStart(yLabelWidth, ' ');

			let line = paddedLabel + ' ' + config.axisChar;
			for (let x = 0; x < config.width; x = x + 1) {
			line = line + grid[y][x];
			}
			console.log(line);
			}

			let xAxis = '';
			for (let i = 0; i < yLabelWidth + 1; i = i + 1) {
			xAxis = xAxis + ' ';
			}
			xAxis = xAxis + '└';
			for (let x = 0; x < config.width; x = x + 1) {
			xAxis = xAxis + '─';
			}
			console.log(xAxis);

			let xLabels = '';
			for (let i = 0; i < yLabelWidth + 2; i = i + 1) {
			xLabels = xLabels + ' ';
			}
			xLabels = xLabels + ('' + stats.xMin);
			const endLabel = '' + stats.xMax;
			const middleSpace = config.width - ('' + stats.xMin).length - endLabel.length;
			for (let i = 0; i < middleSpace; i = i + 1) {
			xLabels = xLabels + ' ';
			}
			xLabels = xLabels + endLabel;
			console.log(xLabels);
			console.log('');
			}

			function drawBarChart(dataObj) {
			const stats = getMinMax(dataObj);
			const keys = Object.keys(dataObj);

			console.log('\nBar Chart:\n');
			console.log('Data Range: ' + stats.min + ' to ' + stats.max);
			console.log('');

			const yLabelWidth = ('' + stats.max).length;
			const barWidth = Math.floor((config.width - keys.length + 1) / keys.length);

			const grid = [];
			for (let y = 0; y < config.height; y = y + 1) {
			const row = [];
			for (let x = 0; x < config.width; x = x + 1) {
			row.push(' ');
			}
			grid.push(row);
			}

			for (let i = 0; i < keys.length; i = i + 1) {
			const key = keys[i];
			const value = dataObj[key];
			const barHeight = Math.floor(scale(value, stats.min, stats.max, 0, config.height));
			const xPos = i * (barWidth + 1);

			for (let h = 0; h < barHeight; h = h + 1) {
			const y = config.height - 1 - h;
			for (let w = 0; w < barWidth && xPos + w < config.width; w = w + 1) {
			grid[y][xPos + w] = config.barChar;
			}
			}
			}

			for (let y = 0; y < config.height; y = y + 1) {
			const yValue = scale(y, 0, config.height - 1, stats.max, stats.min);
			const yLabel = '' + Math.floor(yValue);
			const paddedLabel = yLabel.padStart(yLabelWidth, ' ');

			let line = paddedLabel + ' ' + config.axisChar;
			for (let x = 0; x < config.width; x = x + 1) {
			line = line + grid[y][x];
			}
			console.log(line);
			}

			let xAxis = '';
			for (let i = 0; i < yLabelWidth + 1; i = i + 1) {
			xAxis = xAxis + ' ';
			}
			xAxis = xAxis + '└';
			for (let x = 0; x < config.width; x = x + 1) {
			xAxis = xAxis + '─';
			}
			console.log(xAxis);

			let xLabels = '';
			for (let i = 0; i < yLabelWidth + 2; i = i + 1) {
			xLabels = xLabels + ' ';
			}
			for (let i = 0; i < keys.length; i = i + 1) {
			const key = keys[i];
			xLabels = xLabels + key;
			for (let j = 0; j < barWidth; j = j + 1) {
			xLabels = xLabels + ' ';
			}
			}
			console.log(xLabels);
			console.log('');
			}

			function drawSparkline(dataObj) {
			const keys = Object.keys(dataObj);
			const stats = getMinMax(dataObj);

			console.log('\nSparkline:\n');

			const blocks = ['▁', '▂', '▃', '▄', '▅', '▆', '▇', '█'];
			let sparkline = '';

			for (let i = 0; i < keys.length; i = i + 1) {
			const key = keys[i];
			const value = dataObj[key];
			const normalized = scale(value, stats.min, stats.max, 0, blocks.length - 1);
			const blockIndex = Math.floor(normalized);
			sparkline = sparkline + blocks[blockIndex];
			}

			console.log(sparkline);
			console.log('Min: ' + stats.min + ' \| Max: ' + stats.max + ' \| Points: ' + keys.length);
			console.log('');
			}

			function printSummary(dataObj) {
			const keys = Object.keys(dataObj);
			const stats = getMinMax(dataObj);

			console.log('\nSummary:\n');
			console.log('Points: ' + keys.length);
			console.log('Y Range: ' + stats.min + ' - ' + stats.max);
			console.log('X Range: ' + stats.xMin + ' - ' + stats.xMax);

			let sum = 0;
			for (let i = 0; i < keys.length; i = i + 1) {
			sum = sum + dataObj[keys[i]];
			}
			const avg = sum / keys.length;
			console.log('Average: ' + avg.toFixed(2));
			console.log('');

			console.log('Data Points:');
			for (let i = 0; i < keys.length; i = i + 1) {
			const key = keys[i];
			const value = dataObj[key];
			const bar = config.barChar.repeat(Math.floor(value));
			console.log(' ' + key.padStart(3, ' ') + ' \| ' + bar + ' (' + value + ')');
			}
			}

			printSummary(data);
			drawSparkline(data);
			drawLineGraph(data);
			drawBarChart(data);

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