Function parseSeriesData

apps/chart-maker/main.js:362–405

()

    
    // 解析系列数据
    function parseSeriesData() {
        const input = document.getElementById('series-data-input').value.trim();
        const labelsInput = document.getElementById('series-labels').value.trim();
        
        if (!input) {
            throw new Error('请输入系列数据');
        }
        
        if (!labelsInput) {
            throw new Error('请输入标签数据');
        }
        
        const lines = input.split('\n').filter(line => line.trim());
        const labels = labelsInput.split(',').map(label => label.trim());
        const datasets = [];
        
        lines.forEach(line => {
            const parts = line.split(',').map(part => part.trim());
            if (parts.length >= 2) {
                const seriesName = parts[0];
                const seriesData = parts.slice(1).map(val => {
                    const value = parseFloat(val);
                    if (isNaN(value)) {
                        throw new Error(`"${val}"不是有效的数值`);
                    }
                    return value;
                });
                
                datasets.push({
                    label: seriesName,
                    data: seriesData
                });
            }
        });
        
        if (labels.length === 0 || datasets.length === 0) {
            throw new Error('无法解析数据，请检查格式是否正确');
        }
        
        return {
            labels: labels,
            datasets: datasets
        };
    }
    
    // 解析CSV数据
    function parseCsvData() {