Add link from coordinates to maps app (fixes #17)

app/src/main/java/net/vonforst/evmap/MapsActivity.kt

@@ -50,27 +50,31 @@ class MapsActivity : AppCompatActivity() {
     }
 
     fun navigateTo(charger: ChargeLocation) {
-        val intent = Intent(Intent.ACTION_VIEW)
-        val coord = charger.coordinates
-
         // google maps navigation
+        val coord = charger.coordinates
+        val intent = Intent(Intent.ACTION_VIEW)
         intent.data = Uri.parse("google.navigation:q=${coord.lat},${coord.lng}")
-        val pm = packageManager
-        if (intent.resolveActivity(pm) != null && prefs.navigateUseMaps) {
+        if (prefs.navigateUseMaps && intent.resolveActivity(packageManager) != null) {
             startActivity(intent);
         } else {
             // fallback: generic geo intent
-            intent.data = Uri.parse("geo:0,0?q=${coord.lat},${coord.lng}(${charger.name})")
-            if (intent.resolveActivity(pm) != null) {
-                startActivity(intent);
-            } else {
-                val cb = fragmentCallback ?: return
-                Snackbar.make(
-                    cb.getRootView(),
-                    R.string.no_maps_app_found,
-                    Snackbar.LENGTH_SHORT
-                )
-            }
+            showLocation(charger)
+        }
+    }
+
+    fun showLocation(charger: ChargeLocation) {
+        val coord = charger.coordinates
+        val intent = Intent(Intent.ACTION_VIEW)
+        intent.data = Uri.parse("geo:0,0?q=${coord.lat},${coord.lng}(${charger.name})")
+        if (intent.resolveActivity(packageManager) != null) {
+            startActivity(intent);
+        } else {
+            val cb = fragmentCallback ?: return
+            Snackbar.make(
+                cb.getRootView(),
+                R.string.no_maps_app_found,
+                Snackbar.LENGTH_SHORT
+            )
         }
     }
 

app/src/main/java/net/vonforst/evmap/adapter/DataBindingAdapters.kt

@@ -86,7 +86,8 @@ class DetailAdapter : DataBindingAdapter<DetailAdapter.Detail>() {
         val contentDescription: Int,
         val text: CharSequence,
         val detailText: CharSequence? = null,
-        val links: Boolean = true
+        val links: Boolean = true,
+        val clickable: Boolean = false
     ) : Equatable
 
     override fun getItemViewType(position: Int): Int = R.layout.item_detail
@@ -131,7 +132,8 @@ fun buildDetails(loc: ChargeLocation?, ctx: Context): List<DetailAdapter.Detail>
             R.string.coordinates,
             loc.coordinates.formatDMS(),
             loc.coordinates.formatDecimal(),
-            false
+            links = false,
+            clickable = true
         )
     )
 }

app/src/main/java/net/vonforst/evmap/fragment/MapFragment.kt

@@ -431,7 +431,18 @@ class MapFragment : Fragment(), OnMapReadyCallback, MapsActivity.FragmentCallbac
         }
 
         binding.detailView.details.apply {
-            adapter = DetailAdapter()
+            adapter = DetailAdapter().apply {
+                onClickListener = {
+                    when (it.icon) {
+                        R.drawable.ic_location -> {
+                            val charger = vm.chargerSparse.value
+                            if (charger != null) {
+                                (activity as? MapsActivity)?.showLocation(charger)
+                            }
+                        }
+                    }
+                }
+            }
             itemAnimator = null
             layoutManager =
                 LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false)

app/src/main/java/net/vonforst/evmap/ui/BindingAdapters.kt

@@ -6,6 +6,7 @@ import android.view.View
 import android.widget.ImageView
 import android.widget.TextView
 import androidx.core.content.ContextCompat
+import androidx.core.content.res.use
 import androidx.databinding.BindingAdapter
 import androidx.recyclerview.widget.ListAdapter
 import androidx.recyclerview.widget.RecyclerView
@@ -97,6 +98,17 @@ fun setBackgroundTintAvailability(view: View, available: List<ChargepointStatus>
     view.backgroundTintList = ColorStateList.valueOf(availabilityColor(available, view.context))
 }
 
+@BindingAdapter("selectableItemBackground")
+fun applySelectableItemBackground(view: View, apply: Boolean) {
+    if (apply) {
+        view.context.obtainStyledAttributes(intArrayOf(R.attr.selectableItemBackground)).use {
+            view.background = it.getDrawable(0)
+        }
+    } else {
+        view.background = null
+    }
+}
+
 private fun availabilityColor(
     status: List<ChargepointStatus>?,
     context: Context