fix: 1

cloudroam

2025-03-04 897ffe5e29ab022d75ad948ecf894e0a3ed3b2f5

 app/src/main/java/com/example/firstapp/ui/dashboard/DashboardFragment.kt

@@ -20,8 +20,10 @@
import com.github.mikephil.charting.components.XAxis
import com.github.mikephil.charting.data.*
import com.github.mikephil.charting.formatter.IndexAxisValueFormatter
import com.github.mikephil.charting.formatter.ValueFormatter
import java.util.*
import java.text.SimpleDateFormat
import android.util.Log

class DashboardFragment : Fragment() {

@@ -132,53 +134,115 @@
        setupPieChart()
    }
    private fun setupBarChart() {
        // 配置柱状图
        barChart.apply {
            description.isEnabled = false
            setDrawGridBackground(false)
            legend.isEnabled = false

            // 增大图表高度
            minimumHeight = (resources.displayMetrics.density * 300).toInt()

            // X轴设置
            xAxis.apply {
                position = XAxis.XAxisPosition.BOTTOM
                setDrawGridLines(false)
                valueFormatter = IndexAxisValueFormatter(getDayLabels())
                granularity = 1f
                labelRotationAngle = -45f
                textSize = 10f
            }

            // Y轴设置
            axisLeft.apply {
                setDrawGridLines(true)
                axisMinimum = 0f
                granularity = 1f
                valueFormatter = object : ValueFormatter() {
                    override fun getFormattedValue(value: Float): String {
                        return value.toInt().toString()
                    }
                }
            }
            axisRight.isEnabled = false
            
            // 设置图表交互
            setTouchEnabled(true)
            isDragEnabled = true
            setScaleEnabled(true)
        }

        updateBarChartData()
    }
    private fun updateBarChartData() {
        viewModel.getDailyStats(currentDate.timeInMillis).observe(viewLifecycleOwner) { stats ->
        viewModel.getDailyStats().observe(viewLifecycleOwner) { stats ->
            // 添加调试日志
            Log.d("DashboardFragment", "Stats size: ${stats.size}")
            stats.forEach { stat ->
                Log.d("DashboardFragment", "Week: ${stat.date}, Count: ${stat.count}, Start: ${stat.week_start}")
            }
            
            if (stats.isEmpty()) {
                Log.d("DashboardFragment", "No data found")
                return@observe
            }
            
            val entries = stats.mapIndexed { index, stat ->
                BarEntry(index.toFloat(), stat.count.toFloat())
            }

            val dataSet = BarDataSet(entries, "包裹数量")
            dataSet.color = resources.getColor(R.color.purple_500)
            dataSet.valueTextSize = 12f

            barChart.data = BarData(dataSet)
            val barData = BarData(dataSet)
            barChart.data = barData
            
            // 设置X轴标签
            barChart.xAxis.apply {
                valueFormatter = object : ValueFormatter() {
                    override fun getFormattedValue(value: Float): String {
                        val position = value.toInt()
                        if (position >= 0 && position < stats.size) {
                            val weekNum = stats[position].date.toIntOrNull() ?: 0
                            // 获取月份信息
                            val monthDay = stats[position].week_start?.let {
                                SimpleDateFormat("MM-dd", Locale.getDefault()).format(
                                    SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault()).parse(it)
                                )
                            } ?: ""
                            return "${monthDay}\n第${weekNum}周"
                        }
                        return ""
                    }
                }
                labelCount = stats.size
            }
            
            barChart.notifyDataSetChanged()
            barChart.invalidate()
        }
    }
    private fun setupPieChart() {
        // 配置饼图
        pieChart.apply {
            description.isEnabled = false
            setUsePercentValues(true)
            setUsePercentValues(false) // 改为显示实际数量
            setDrawEntryLabels(false)

            legend.isEnabled = true
            legend.verticalAlignment = Legend.LegendVerticalAlignment.CENTER
            legend.horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
            legend.orientation = Legend.LegendOrientation.VERTICAL
            // 增大饼图尺寸
            setExtraOffsets(20f, 10f, 80f, 10f)
            minimumHeight = (resources.displayMetrics.density * 400).toInt() // 设置最小高度
            
            // 配置图例
            legend.apply {
                isEnabled = true
                verticalAlignment = Legend.LegendVerticalAlignment.CENTER
                horizontalAlignment = Legend.LegendHorizontalAlignment.RIGHT
                orientation = Legend.LegendOrientation.VERTICAL
                setDrawInside(false)
                xEntrySpace = 7f
                yEntrySpace = 0f
                yOffset = 0f
                textSize = 12f // 增大图例文字大小
            }
        }

        updatePieChartData()
@@ -186,16 +250,26 @@
    private fun updatePieChartData() {
        viewModel.getCourierStats(currentDate.timeInMillis).observe(viewLifecycleOwner) { stats ->
            val entries = stats.map { stat ->
                PieEntry(stat.count.toFloat(), stat.courierName)
                PieEntry(stat.count.toFloat(), "${stat.courierName}(${stat.count})")
            }

            val dataSet = PieDataSet(entries, "快递公司分布")
            dataSet.colors = listOf(
                resources.getColor(R.color.purple_500),
                resources.getColor(R.color.teal_200)
                resources.getColor(R.color.teal_200),
                resources.getColor(R.color.purple_200),
                resources.getColor(R.color.teal_700)
            )
            dataSet.valueTextSize = 14f // 增大数值文字大小

            pieChart.data = PieData(dataSet)
            val pieData = PieData(dataSet)
            pieData.setValueFormatter(object : ValueFormatter() {
                override fun getFormattedValue(value: Float): String {
                    return value.toInt().toString()
                }
            })

            pieChart.data = pieData
            pieChart.invalidate()
        }
    }