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Code Issues Pull Requests Releases Wiki Activity

Start working on retrieving collar details.

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This commit is contained in:
Danila Fedorin 2020-05-12 17:30:23 -07:00
parent 246d43be80
commit 0f4f4ab8a9
7 changed files with 174 additions and 16 deletions
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105
app/src/main/java/com/danilafe/fencelessgrazing/CollarDetailActivity.kt
View File

@ -3,18 +3,37 @@ package com.danilafe.fencelessgrazing
import android.graphics.Color
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.widget.TextView
import android.widget.Toast
import com.android.volley.Request
import com.android.volley.RequestQueue
import com.android.volley.Response
import com.android.volley.toolbox.Volley
import com.danilafe.fencelessgrazing.model.CollarPos
import com.danilafe.fencelessgrazing.model.CollarSummary
import com.danilafe.fencelessgrazing.model.Polygon
import com.danilafe.fencelessgrazing.requests.CollarDetailRequest
import com.danilafe.fencelessgrazing.requests.CollarHistoryRequest
import org.osmdroid.util.GeoPoint
import org.osmdroid.views.MapView
import org.osmdroid.views.overlay.Marker
import java.sql.Time
import java.util.*
import kotlin.concurrent.timerTask
class CollarDetailActivity : AppCompatActivity() {
private lateinit var collarName: TextView
private lateinit var collarPos: TextView
private lateinit var token: String
private lateinit var queue: RequestQueue
private var collarId: Int = -1
private lateinit var map: MapView
private var refreshTimer = Timer()
private lateinit var mapPolygon: org.osmdroid.views.overlay.Polygon
private var boundingBox: Polygon? = null
set(newValue) {
@ -23,44 +42,108 @@ class CollarDetailActivity : AppCompatActivity() {
field = newValue
}
private lateinit var mapMarker: Marker
private var dataPoints: List<GeoPoint> = listOf()
set(newValue) {
if(newValue.isNotEmpty()) updateAnimalHistory(newValue)
else clearAnimalHistory()
field = newValue
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_collar_detail)
collarName = findViewById(R.id.collarName)
collarPos = findViewById(R.id.collarPos)
token = intent.getStringExtra("token")!!
collarId = intent.getIntExtra("identifier", -1)
queue = Volley.newRequestQueue(this)
map = findViewById(R.id.detailMap)
mapPolygon = org.osmdroid.views.overlay.Polygon(map)
mapMarker = Marker(map)
configureMapPolygon()
refreshTimer.schedule(timerTask { triggerRefresh() }, 0L, 5000L)
boundingBox = Polygon(
listOf(
CollarPos("20", "20"),
CollarPos("20", "21"),
CollarPos("21", "21"),
CollarPos("21", "20")
)
)
}
override fun onPause() {
super.onPause()
map.onPause()
refreshTimer.cancel()
}
override fun onResume() {
super.onResume()
map.onResume()
refreshTimer = Timer()
refreshTimer.schedule(timerTask { triggerRefresh() }, 0L, 5000L)
}
private fun triggerRefresh() {
val historyRequest = CollarHistoryRequest(getString(R.string.apiUrl), collarId, token,
Response.Listener {
dataPoints = it.map { p -> GeoPoint(p.longitude.toDouble(), p.latitude.toDouble()) }
},
Response.ErrorListener {
Toast.makeText(this, "Failed to retrieve history of collar", Toast.LENGTH_SHORT).show()
}
)
val detailRequest = CollarDetailRequest(getString(R.string.apiUrl), collarId, token,
Response.Listener {
collarName.text = it.name
},
Response.ErrorListener {
Toast.makeText(this, "Failed to retrieve details of collar", Toast.LENGTH_SHORT).show()
}
)
queue.add(historyRequest)
queue.add(detailRequest)
}
private fun configureMapPolygon() {
mapPolygon.fillPaint.color = Color.CYAN
mapPolygon.fillPaint.color = Color.parseColor("#32a852")
mapPolygon.fillPaint.alpha = 127
mapPolygon.outlinePaint.color = Color.parseColor("#227539")
mapPolygon.outlinePaint.strokeWidth = 0.0f
mapPolygon.title = "Valid Grazing Area"
}
private fun updateAnimalHistory(points : List<GeoPoint>) {
val currentPoint = points.first()
mapMarker.position = currentPoint
collarPos.text = getString(R.string.collarSummaryLocation, currentPoint.longitude, currentPoint.latitude)
if(!map.overlays.contains(mapMarker)) map.overlays.add(mapMarker)
map.invalidate()
}
private fun clearAnimalHistory() {
map.overlays.remove(mapMarker)
map.invalidate()
}
private fun updateBoundingBox(oldValue: Polygon?, polygon: Polygon) {
if(oldValue == null) map.overlays.add(mapPolygon)
val points = polygon.dataPoints.map { GeoPoint(it.longitude.toDouble(), it.latitude.toDouble()) }
val polygonPoints = points.toMutableList()
polygonPoints.add(polygonPoints[0])
mapPolygon.points = polygonPoints
map.invalidate()
}
private fun clearBoundingBox() {
map.overlays.remove(mapPolygon)
}
override fun onPause() {
super.onPause()
map.onPause()
}
override fun onResume() {
super.onResume()
map.onResume()
map.invalidate()
}
}

4
app/src/main/java/com/danilafe/fencelessgrazing/CollarViewHolder.kt
View File

@ -11,8 +11,8 @@ class CollarViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
fun bindData(summary: CollarSummary, collarClickListener: CollarClickListener) {
nameView.text = summary.name
// TODO figure out how to get getString here.
positionView.text = "Currently at ${summary.pos.longitude}, ${summary.pos.latitude}"
positionView.text = nameView.resources.getString(R.string.collarSummaryLocation,
summary.pos.longitude.toDouble(), summary.pos.latitude.toDouble())
itemView.setOnClickListener {
collarClickListener.onCollarClick(summary)
}

3
app/src/main/java/com/danilafe/fencelessgrazing/model/CollarDetails.kt Normal file
View File

@ -0,0 +1,3 @@
package com.danilafe.fencelessgrazing.model
data class CollarDetails(val id: Int, val name: String)

28
app/src/main/java/com/danilafe/fencelessgrazing/requests/CollarDetailRequest.kt Normal file
View File

@ -0,0 +1,28 @@
package com.danilafe.fencelessgrazing.requests
import com.android.volley.Response
import com.android.volley.toolbox.StringRequest
import com.danilafe.fencelessgrazing.model.CollarDetails
import com.danilafe.fencelessgrazing.model.CollarPos
import com.danilafe.fencelessgrazing.model.CollarSummary
import com.google.gson.reflect.TypeToken
class CollarDetailRequest(
baseUrl: String,
collarId: Int,
private val token : String,
listener: Response.Listener<CollarDetails>,
error: Response.ErrorListener
) : StringRequest(
Method.GET, "${baseUrl}/collars/$collarId/details",
GsonListener(
object : TypeToken<CollarDetails>() {}.type,
listener
), error
) {
override fun getHeaders(): MutableMap<String, String> {
return mutableMapOf("Authorization" to "Bearer $token")
}
}

27
app/src/main/java/com/danilafe/fencelessgrazing/requests/CollarHistoryRequest.kt Normal file
View File

@ -0,0 +1,27 @@
package com.danilafe.fencelessgrazing.requests
import com.android.volley.Response
import com.android.volley.toolbox.StringRequest
import com.danilafe.fencelessgrazing.model.CollarPos
import com.danilafe.fencelessgrazing.model.CollarSummary
import com.google.gson.reflect.TypeToken
class CollarHistoryRequest(
baseUrl: String,
collarId: Int,
private val token : String,
listener: Response.Listener<List<CollarPos>>,
error: Response.ErrorListener
) : StringRequest(
Method.GET, "${baseUrl}/collars/$collarId/history",
GsonListener(
object : TypeToken<List<CollarPos>>() {}.type,
listener
), error
) {
override fun getHeaders(): MutableMap<String, String> {
return mutableMapOf("Authorization" to "Bearer $token")
}
}

19
app/src/main/res/layout/activity_collar_detail.xml
View File

@ -14,4 +14,23 @@
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<TextView
android:id="@+id/collarName"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="10dp"
android:layout_marginTop="10dp"
android:textAppearance="@style/TextAppearance.AppCompat.Display1"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/detailMap" />
<TextView
android:id="@+id/collarPos"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="10dp"
android:layout_marginTop="10dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/collarName" />
</androidx.constraintlayout.widget.ConstraintLayout>

4
app/src/main/res/layout/collar_summary_layout.xml
View File

@ -12,7 +12,6 @@
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginTop="4dp"
android:text="TextView"
android:textAppearance="@style/TextAppearance.AppCompat.Medium" />
<TextView
@ -20,6 +19,5 @@
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginBottom="8dp"
android:text="TextView" />
android:layout_marginBottom="8dp" />
</LinearLayout>