Canteen content can now be displayed

2023-04-16 21:41:46 +02:00
parent 5543eb4e32
commit 61822f1f45
12 changed files with 171 additions and 16 deletions
@@ -0,0 +1,94 @@
+package com.denizk0461.studip.adapter
+
+import android.util.TypedValue
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import com.denizk0461.studip.R
+import com.denizk0461.studip.model.StudIPEvent
+import com.denizk0461.studip.databinding.ItemEventBinding
+import java.util.*
+
+class StudIPEventItemAdapter(
+    events: List<StudIPEvent>, private val currentDay: Int, private val onClickListener: OnClickListener
+) : RecyclerView.Adapter<StudIPEventItemAdapter.EventViewHolder>() {
+
+    private val filteredEvents: List<StudIPEvent> = events.filter { it.day == currentDay }
+    private val currentCalendar = Calendar.getInstance()
+    private var isAnyCourseHighlighted = false
+
+    class EventViewHolder(val binding: ItemEventBinding) : RecyclerView.ViewHolder(binding.root)
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): EventViewHolder {
+        return EventViewHolder(
+            ItemEventBinding.inflate(
+                LayoutInflater.from(parent.context),
+                parent,
+                false
+            )
+        )
+    }
+
+    override fun getItemCount(): Int = filteredEvents.size
+
+    override fun onBindViewHolder(holder: EventViewHolder, position: Int) {
+        val currentItem = filteredEvents[position]
+
+        holder.binding.textTitle.text = currentItem.title
+        holder.binding.textLecturers.text = currentItem.lecturer
+        holder.binding.textRoom.text = currentItem.room
+        holder.binding.textTimeslot.text = currentItem.timeslot()
+
+        val colorPrimary = TypedValue()
+        val colorTextHint = TypedValue()
+        val theme = holder.binding.root.context.theme
+        theme.resolveAttribute(R.attr.colorPrimary, colorPrimary, true)
+        theme.resolveAttribute(R.attr.colorTextHintLighter, colorTextHint, true)
+
+        if (!isAnyCourseHighlighted && currentItem.isCurrentCourse(currentCalendar)) { // highlight
+            isAnyCourseHighlighted = true
+            holder.binding.cardBackground.strokeColor = colorPrimary.data
+            holder.binding.cardBackground.strokeWidth = 6 // TODO replace this with proper float -> dp conversion
+//                R.color.list_card_selected)
+        } else { // un-highlight
+            holder.binding.cardBackground.strokeColor = colorTextHint.data
+            holder.binding.cardBackground.strokeWidth = 3 // this should (?) be 1dp
+        }
+
+        holder.binding.cardBackground.setOnClickListener {
+            onClickListener.onClick(currentItem)
+        }
+        holder.binding.cardBackground.setOnLongClickListener {
+            onClickListener.onLongClick(currentItem)
+            true
+        }
+
+        // TODO inflate view saying "no events!" or sth
+
+    }
+
+    private fun StudIPEvent.isCurrentCourse(calendar: Calendar): Boolean =
+        (calendar.get(Calendar.DAY_OF_WEEK) == this.day.toCalendarDay()) &&
+                ((calendar.get(Calendar.MINUTE) + calendar.get(Calendar.HOUR_OF_DAY) * 60) < this.timeslotEnd.parseToMinutes())
+
+    // Converts day as defined in StudIPEvent.kt to day from Calendar
+    private fun Int.toCalendarDay(): Int = when (this) {
+        1 -> Calendar.TUESDAY
+        2 -> Calendar.WEDNESDAY
+        3 -> Calendar.THURSDAY
+        4 -> Calendar.FRIDAY
+        5 -> Calendar.SATURDAY
+        6 -> Calendar.SUNDAY
+        else -> Calendar.MONDAY
+    }
+
+    private fun String.parseToMinutes(): Int {
+        val parts = split(":")
+        return (parts[0].toInt() * 60) + parts[1].toInt()
+    }
+
+    interface OnClickListener {
+        fun onClick(event: StudIPEvent)
+        fun onLongClick(event: StudIPEvent)
+    }
+}