updated PDFGenerator daily.kt
This commit is contained in:
sathwikcs
@@ -0,0 +1,500 @@
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package `in`.sminnovations.smiadmin.ui.utils
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import android.content.Context
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import android.graphics.Color
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import android.graphics.LinearGradient
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import android.graphics.Paint
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import android.graphics.Path
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import android.graphics.Shader
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import android.graphics.Typeface
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import android.graphics.pdf.PdfDocument
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import android.os.Environment
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import com.google.firebase.Firebase
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import com.google.firebase.firestore.firestore
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import `in`.sminnovations.smiadmin.data.Employee
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import kotlinx.coroutines.tasks.await
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import java.io.File
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import java.io.FileOutputStream
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import java.text.SimpleDateFormat
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import java.util.Calendar
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import java.util.Locale
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class PDFGenerator_daily(
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private val context: Context,
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private val companyName: String
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){
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private lateinit var document: PdfDocument
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private lateinit var currentPage: PdfDocument.Page
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private lateinit var canvas: android.graphics.Canvas
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private var currentY: Float = 0f
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// Constants for page layout
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private val pageWidth = 595f // A4 width
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private val pageHeight = 842f // A4 height
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private val margin = 40f
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private val contentWidth = pageWidth - (2 * margin)
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// Professional color scheme
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private val primaryColor = Color.rgb(41, 128, 185) // Professional blue
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private val secondaryColor = Color.rgb(44, 62, 80) // Dark blue
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private val accentColor = Color.rgb(230, 126, 34) // Orange for highlights
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private val backgroundColor = Color.rgb(236, 240, 241) // Light gray
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private val borderColor = Color.rgb(189, 195, 199) // Medium gray
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private val textColor = Color.rgb(52, 73, 94) // Dark gray for text
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private var pageNumber = 1
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// Data class for attendance record
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data class AttendanceRecord(
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val checkInTimes: List<String>,
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val checkOutTimes: List<String>,
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val isCompleted: Boolean
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)
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suspend fun generateDailyReport(
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employees: List<Employee>,
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selectedDate: Calendar,
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source: String
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): File {
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document = PdfDocument()
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createNewPage()
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// Create paint objects
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val titlePaint = Paint().apply {
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textSize = 32f
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typeface = Typeface.create("sans-serif-light", Typeface.BOLD)
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color = primaryColor
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textAlign = Paint.Align.CENTER
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}
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val subtitlePaint = Paint().apply {
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textSize = 24f
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typeface = Typeface.create("sans-serif-light", Typeface.NORMAL)
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color = secondaryColor
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textAlign = Paint.Align.CENTER
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}
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val tableHeaderPaint = Paint().apply {
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textSize = 14f
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typeface = Typeface.create("sans-serif-medium", Typeface.BOLD)
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color = Color.WHITE
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}
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val regularPaint = Paint().apply {
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textSize = 12f
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typeface = Typeface.create("sans-serif", Typeface.NORMAL)
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color = textColor
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}
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val highlightPaint = Paint().apply {
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textSize = 12f
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typeface = Typeface.create("sans-serif-medium", Typeface.BOLD)
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color = accentColor
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}
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// Format date for display and Firebase query
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val dateFormat = SimpleDateFormat("dd MMMM yyyy", Locale.getDefault())
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val formattedDate = dateFormat.format(selectedDate.time)
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val yearStr = selectedDate.get(Calendar.YEAR).toString()
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val monthStr = String.format("%02d", selectedDate.get(Calendar.MONTH) + 1)
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val dayStr = String.format("%02d", selectedDate.get(Calendar.DAY_OF_MONTH))
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val firebaseDateKey = "$dayStr-$monthStr-$yearStr"
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// Draw report header
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drawReportHeader(formattedDate, titlePaint, subtitlePaint)
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// Draw table headers
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drawTableHeaders(tableHeaderPaint)
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// Process each employee
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employees.forEach { employee ->
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if (currentY > pageHeight - 100) {
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finishCurrentPage()
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createNewPage()
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drawTableHeaders(tableHeaderPaint)
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}
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// Get attendance data for this employee for the selected date
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val attendanceDoc = Firebase.firestore
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.collection("attendance_${employee.Id}")
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.document(firebaseDateKey)
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.get()
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.await()
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if (attendanceDoc.exists()) {
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// Extract check-in and check-out times
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val checkInTimes = mutableListOf<String>()
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val checkOutTimes = mutableListOf<String>()
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val isCompleted = attendanceDoc.getBoolean("DayCompleted") ?: false
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// Get all check-in times
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var i = 1
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while (true) {
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val checkInKey = "checkIn$i"
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val checkInTime = attendanceDoc.getString(checkInKey)
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if (checkInTime != null) {
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checkInTimes.add(checkInTime)
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i++
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} else {
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break
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}
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}
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// Get all check-out times
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i = 1
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while (true) {
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val checkOutKey = "checkOut$i"
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val checkOutTime = attendanceDoc.getString(checkOutKey)
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if (checkOutTime != null) {
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checkOutTimes.add(checkOutTime)
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i++
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} else {
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break
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}
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}
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val attendanceRecord = AttendanceRecord(
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checkInTimes = checkInTimes,
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checkOutTimes = checkOutTimes,
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isCompleted = isCompleted
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)
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drawEmployeeAttendanceRow(employee, attendanceRecord, regularPaint, highlightPaint)
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} else {
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// Employee was absent
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drawEmployeeAbsentRow(employee, regularPaint, highlightPaint)
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}
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}
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// Add footer with page numbers
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drawFooter(regularPaint)
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// Finish and save document
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finishCurrentPage()
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return saveDocument(selectedDate)
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}
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private fun drawReportHeader(
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formattedDate: String,
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titlePaint: Paint,
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subtitlePaint: Paint
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) {
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// Draw decorative header background
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val headerPath = Path().apply {
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moveTo(0f, 0f)
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lineTo(pageWidth, 0f)
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lineTo(pageWidth, 120f)
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quadTo(pageWidth/2, 140f, 0f, 120f)
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close()
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}
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canvas.drawPath(headerPath, Paint().apply {
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color = primaryColor
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alpha = 20
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})
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// Draw company name
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canvas.drawText(companyName, pageWidth/2, 70f, titlePaint)
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// Draw report title
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canvas.drawText(
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"Daily Attendance Report",
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pageWidth/2,
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105f,
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subtitlePaint
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)
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canvas.drawText(
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formattedDate,
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pageWidth/2,
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135f,
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subtitlePaint
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)
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currentY = 180f
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}
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private fun drawTableHeaders(headerPaint: Paint) {
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val headerHeight = 45f
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// Create gradient for header background
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val gradient = LinearGradient(
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margin, currentY,
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margin, currentY + headerHeight,
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primaryColor,
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secondaryColor,
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Shader.TileMode.CLAMP
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)
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// Draw header background with gradient
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canvas.drawRoundRect(
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margin, currentY,
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pageWidth - margin,
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currentY + headerHeight,
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8f, 8f,
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Paint().apply { shader = gradient }
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)
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// Draw column headers
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var xPos = margin + 15f
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canvas.drawText("Employee Name", xPos, currentY + 30f, headerPaint)
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xPos += 150f
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canvas.drawText("Status", xPos, currentY + 30f, headerPaint)
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xPos += 80f
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canvas.drawText("Check-in Times", xPos, currentY + 30f, headerPaint)
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xPos += 150f
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canvas.drawText("Check-out Times", xPos, currentY + 30f, headerPaint)
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xPos += 110f
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canvas.drawText("Total Hours", xPos, currentY + 30f, headerPaint)
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currentY += headerHeight + 5f
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}
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private fun drawEmployeeAttendanceRow(
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employee: Employee,
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attendanceRecord: AttendanceRecord,
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regularPaint: Paint,
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highlightPaint: Paint
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) {
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// Calculate row height based on number of check-ins/outs
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val entriesCount = maxOf(attendanceRecord.checkInTimes.size, attendanceRecord.checkOutTimes.size)
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val rowHeight = 40f + (entriesCount * 20f)
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// Draw row background
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canvas.drawRoundRect(
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margin, currentY,
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pageWidth - margin,
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currentY + rowHeight,
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4f, 4f,
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Paint().apply {
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color = backgroundColor
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}
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)
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// Draw employee name
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canvas.drawText(
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employee.Name,
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margin + 15f,
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currentY + 25f,
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regularPaint
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)
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// Draw status
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val status = if (attendanceRecord.isCompleted) "Present" else "Incomplete"
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val statusPaint = if (attendanceRecord.isCompleted) {
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Paint().apply {
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textSize = 12f
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typeface = Typeface.create("sans-serif-medium", Typeface.BOLD)
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color = Color.rgb(46, 204, 113) // Green for present
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}
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} else {
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Paint().apply {
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textSize = 12f
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typeface = Typeface.create("sans-serif-medium", Typeface.BOLD)
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color = Color.rgb(231, 76, 60) // Red for incomplete
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}
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}
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canvas.drawText(
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status,
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margin + 165f,
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currentY + 25f,
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statusPaint
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)
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// Draw check-in times
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var checkInY = currentY + 25f
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attendanceRecord.checkInTimes.forEachIndexed { index, time ->
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// Extract only the time portion for display
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val simplifiedTime = try {
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val parsedTime = SimpleDateFormat("dd MMMM yyyy hh:mm:ss a", Locale.getDefault()).parse(time)
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SimpleDateFormat("hh:mm:ss a", Locale.getDefault()).format(parsedTime)
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} catch (e: Exception) {
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time // Fallback if parsing fails
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}
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canvas.drawText(
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"$simplifiedTime",
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margin + 245f,
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checkInY,
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regularPaint
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)
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checkInY += 20f
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}
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// Draw check-out times
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var checkOutY = currentY + 25f
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attendanceRecord.checkOutTimes.forEachIndexed { index, time ->
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// Extract only the time portion for display
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val simplifiedTime = try {
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val parsedTime = SimpleDateFormat("dd MMMM yyyy hh:mm:ss a", Locale.getDefault()).parse(time)
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SimpleDateFormat("hh:mm:ss a", Locale.getDefault()).format(parsedTime)
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} catch (e: Exception) {
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time // Fallback if parsing fails
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}
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canvas.drawText(
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"$simplifiedTime",
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margin + 395f,
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checkOutY,
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regularPaint
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)
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checkOutY += 20f
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}
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// Calculate and draw total hours
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val totalHours = calculateTotalHours(attendanceRecord.checkInTimes, attendanceRecord.checkOutTimes)
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canvas.drawText(
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String.format("%.2f hrs", totalHours),
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margin + 505f,
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currentY + 25f,
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highlightPaint
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)
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currentY += rowHeight + 10f
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}
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private fun drawEmployeeAbsentRow(
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employee: Employee,
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regularPaint: Paint,
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highlightPaint: Paint
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) {
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val rowHeight = 40f
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// Draw row background with a slight red tint for absent
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canvas.drawRoundRect(
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margin, currentY,
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pageWidth - margin,
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currentY + rowHeight,
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4f, 4f,
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Paint().apply {
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color = Color.rgb(245, 233, 233) // Light red tint
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}
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)
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// Draw employee name
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canvas.drawText(
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employee.Name,
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margin + 15f,
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currentY + 25f,
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regularPaint
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)
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// Draw absent status
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val absentPaint = Paint().apply {
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textSize = 12f
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typeface = Typeface.create("sans-serif-medium", Typeface.BOLD)
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color = Color.rgb(231, 76, 60) // Red for absent
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}
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canvas.drawText(
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"Absent",
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margin + 165f,
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currentY + 25f,
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absentPaint
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)
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// Draw dashes for check-in and check-out
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canvas.drawText(
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"—",
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margin + 245f,
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currentY + 25f,
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regularPaint
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)
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canvas.drawText(
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"—",
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margin + 395f,
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currentY + 25f,
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regularPaint
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)
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// Draw zero hours
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canvas.drawText(
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"0.00 hrs",
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margin + 505f,
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currentY + 25f,
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highlightPaint
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)
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currentY += rowHeight + 10f
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}
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private fun calculateTotalHours(checkInTimes: List<String>, checkOutTimes: List<String>): Float {
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var totalMinutes = 0f
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val dateFormat = SimpleDateFormat("dd MMMM yyyy hh:mm:ss a", Locale.getDefault())
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// Calculate time for each check-in/check-out pair
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for (i in 0 until minOf(checkInTimes.size, checkOutTimes.size)) {
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try {
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val checkInTime = dateFormat.parse(checkInTimes[i])
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val checkOutTime = dateFormat.parse(checkOutTimes[i])
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if (checkInTime != null && checkOutTime != null) {
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// Calculate difference in minutes
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val diffMillis = checkOutTime.time - checkInTime.time
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val diffMinutes = diffMillis / (1000 * 60)
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totalMinutes += diffMinutes
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}
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} catch (e: Exception) {
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// Skip if there's an error parsing the date
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continue
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}
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}
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// Convert minutes to hours
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return totalMinutes / 60
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}
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private fun drawFooter(paint: Paint) {
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paint.textAlign = Paint.Align.CENTER
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paint.textSize = 10f
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val currentDate = SimpleDateFormat("dd MMMM yyyy HH:mm", Locale.getDefault())
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.format(Calendar.getInstance().time)
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canvas.drawText(
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"Generated on: $currentDate | Page $pageNumber",
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pageWidth/2,
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pageHeight - margin/2,
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paint
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)
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}
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private fun saveDocument(selectedDate: Calendar): File {
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val dateStr = SimpleDateFormat("yyyy_MM_dd", Locale.getDefault())
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.format(selectedDate.time)
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val fileName = "Daily_Attendance_Report_$dateStr.pdf"
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val file = File(
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Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS),
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fileName
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)
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FileOutputStream(file).use { outputStream ->
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document.writeTo(outputStream)
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}
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document.close()
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return file
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}
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private fun createNewPage() {
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val pageInfo = PdfDocument.PageInfo.Builder(
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pageWidth.toInt(),
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pageHeight.toInt(),
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pageNumber++
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).create()
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currentPage = document.startPage(pageInfo)
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canvas = currentPage.canvas
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currentY = margin
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}
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private fun finishCurrentPage() {
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document.finishPage(currentPage)
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}
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}
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Reference in New Issue
Block a user