Add custom alert rules

app/src/main/java/se/ajpanton/notificationsmaster/MainActivity.kt

@@ -156,6 +156,7 @@ class MainActivity : AppCompatActivity(), NavigationView.OnNavigationItemSelecte
                     page == Page.SETTINGS -> SettingsFragment()
                     page == Page.ALERTS -> AlertsFragment()
                     page == Page.PROFILES -> ProfilesFragment()
+                    page == Page.RULES -> RulesFragment()
                     page == Page.LOG_DISPLAY -> LogDisplayFragment()
                     page == Page.FILTER_LOGGING -> FilterLoggingFragment()
                     page == Page.FILTER_APPS -> FilterAppsFragment.newInstance()
@@ -349,6 +350,7 @@ class MainActivity : AppCompatActivity(), NavigationView.OnNavigationItemSelecte
         SETTINGS(R.id.nav_settings, R.string.page_settings),
         ALERTS(R.id.nav_alerts, R.string.page_alerts),
         PROFILES(R.id.nav_profiles, R.string.page_profiles),
+        RULES(R.id.nav_rules, R.string.page_rules),
         LOG_DISPLAY(R.id.nav_log_display, R.string.page_log_display),
         FILTER_LOGGING(R.id.nav_filter_logging, R.string.page_filter_logging),
         FILTER_APPS(R.id.nav_filter_apps, R.string.page_filter_apps),

app/src/main/java/se/ajpanton/notificationsmaster/RulesFragment.kt

@@ -0,0 +1,112 @@
+package se.ajpanton.notificationsmaster
+
+import android.os.Bundle
+import android.view.View
+import android.widget.ArrayAdapter
+import android.widget.Button
+import android.widget.CheckBox
+import android.widget.EditText
+import android.widget.LinearLayout
+import android.widget.Spinner
+import androidx.fragment.app.Fragment
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.google.android.material.switchmaterial.SwitchMaterial
+import se.ajpanton.notificationsmaster.alerts.AlertConfigurationStore
+import se.ajpanton.notificationsmaster.alerts.AlertRuleDefinition
+import se.ajpanton.notificationsmaster.alerts.AlertRuleEditor
+import se.ajpanton.notificationsmaster.alerts.AlertSource
+import se.ajpanton.notificationsmaster.alerts.AlertTextField
+import se.ajpanton.notificationsmaster.alerts.AlertTextMatcher
+import se.ajpanton.notificationsmaster.alerts.AlertTextMode
+import se.ajpanton.notificationsmaster.alerts.AlertOutcome
+import se.ajpanton.notificationsmaster.databinding.FragmentRulesBinding
+
+class RulesFragment : Fragment(R.layout.fragment_rules) {
+    private data class AppChoice(val name: String, val packageName: String) {
+        override fun toString() = "$name ($packageName)"
+    }
+
+    private var binding: FragmentRulesBinding? = null
+    private lateinit var store: AlertConfigurationStore
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        binding = FragmentRulesBinding.bind(view)
+        store = AlertConfigurationStore(requireContext())
+        binding!!.addRule.setOnClickListener { showEditor() }
+        refresh()
+    }
+
+    override fun onDestroyView() { binding = null; super.onDestroyView() }
+
+    private fun refresh() {
+        val configuration = store.load()
+        binding!!.rules.removeAllViews()
+        AlertRuleEditor.consolidate(configuration.rules).forEach { rule ->
+            binding!!.rules.addView(Button(requireContext()).apply {
+                val profile = configuration.profiles.firstOrNull { it.id == rule.definition.profileId }?.name ?: "Missing profile"
+                text = profile + "\n" + rule.packageNames.joinToString() + " • " + rule.definition.sources.joinToString { it.shortName() }
+                isAllCaps = false
+                setOnClickListener { showEditor(rule.ruleIds) }
+            })
+        }
+    }
+
+    private fun showEditor(ruleIds: Set<String>? = null) {
+        val configuration = store.load()
+        if (configuration.profiles.isEmpty()) {
+            android.widget.Toast.makeText(requireContext(), "Create a profile first", android.widget.Toast.LENGTH_LONG).show()
+            return
+        }
+        val existing = ruleIds?.let { ids -> configuration.rules.first { it.id in ids } }
+        val form = LinearLayout(requireContext()).apply { orientation = LinearLayout.VERTICAL; setPadding(dp(24), 0, dp(24), 0) }
+        val apps = installedApps()
+        val app = Spinner(requireContext()).apply { adapter = ArrayAdapter(requireContext(), android.R.layout.simple_spinner_dropdown_item, apps) }
+        val profile = Spinner(requireContext()).apply { adapter = ArrayAdapter(requireContext(), android.R.layout.simple_spinner_dropdown_item, configuration.profiles.map { it.name }) }
+        val post = CheckBox(requireContext()).apply { text = "Appearing"; isChecked = existing == null || AlertSource.NOTIFICATION_POST in existing.sources }
+        val update = CheckBox(requireContext()).apply { text = "Edits"; isChecked = existing == null || AlertSource.NOTIFICATION_UPDATE in existing.sources }
+        val pattern = EditText(requireContext()).apply { hint = "Text to match (optional)"; setText(existing?.matcher?.value) }
+        val regex = SwitchMaterial(requireContext()).apply { text = "Use regular expression"; isChecked = existing?.matcher?.mode == AlertTextMode.REGEX }
+        val protected = SwitchMaterial(requireContext()).apply { text = "Play to completion"; isChecked = existing?.playToCompletion == true }
+        val dnd = SwitchMaterial(requireContext()).apply {
+            text = "Allow during DND when supported"
+            isChecked = existing?.allowDuringDnd == true
+        }
+        listOf(app, profile, post, update, pattern, regex, protected, dnd).forEach(form::addView)
+        existing?.let {
+            app.setSelection(apps.indexOfFirst { value -> value.packageName == it.packageName }.coerceAtLeast(0))
+            profile.setSelection(configuration.profiles.indexOfFirst { value -> value.id == it.profileId }.coerceAtLeast(0))
+        }
+        val dialog = MaterialAlertDialogBuilder(requireContext()).setTitle(if (existing == null) "Add rule" else "Edit rule")
+            .setView(form).setNegativeButton("Cancel", null).setPositiveButton("Save", null).show()
+        dialog.getButton(android.content.DialogInterface.BUTTON_POSITIVE).setOnClickListener {
+            val sources = buildSet {
+                if (post.isChecked) add(AlertSource.NOTIFICATION_POST)
+                if (update.isChecked) add(AlertSource.NOTIFICATION_UPDATE)
+            }
+            if (sources.isEmpty()) { post.error = "Choose an event"; return@setOnClickListener }
+            val text = pattern.text.toString().trim()
+            val matcher = AlertTextMatcher(
+                AlertTextField.ANY_TEXT,
+                if (text.isEmpty()) AlertTextMode.ANY else if (regex.isChecked) AlertTextMode.REGEX else AlertTextMode.CONTAINS,
+                text,
+            )
+            val selectedProfile = configuration.profiles[profile.selectedItemPosition]
+            val definition = AlertRuleDefinition(sources, matcher, AlertOutcome.PLAY_PROFILE, selectedProfile.id, protected.isChecked, dnd.isChecked)
+            val updated = if (ruleIds == null) {
+                AlertRuleEditor.addForApps(configuration, listOf(apps[app.selectedItemPosition].packageName), definition)
+            } else {
+                AlertRuleEditor.updateConsolidated(configuration, ruleIds, definition)
+            }
+            store.save(updated)
+            dialog.dismiss()
+            refresh()
+        }
+    }
+
+    private fun installedApps() = requireContext().packageManager.getInstalledApplications(0).map {
+        AppChoice(requireContext().packageManager.getApplicationLabel(it).toString(), it.packageName)
+    }.sortedBy { it.name.lowercase() }
+
+    private fun AlertSource.shortName() = if (this == AlertSource.NOTIFICATION_POST) "Appearing" else "Edits"
+    private fun dp(value: Int) = (value * resources.displayMetrics.density).toInt()
+}

app/src/main/res/layout/fragment_rules.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent">
+    <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical" android:padding="@dimen/page_padding">
+        <Button android:id="@+id/add_rule" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Add rule" />
+        <LinearLayout android:id="@+id/rules" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="16dp" android:orientation="vertical" />
+    </LinearLayout>
+</ScrollView>

app/src/main/res/menu/drawer_menu.xml

@@ -15,6 +15,9 @@
         <item
             android:id="@+id/nav_profiles"
             android:title="@string/navigation_indented_profiles" />
+        <item
+            android:id="@+id/nav_rules"
+            android:title="@string/navigation_indented_rules" />
         <item
             android:id="@+id/nav_log_display"
             android:title="@string/navigation_indented_log_display" />

app/src/main/res/values/strings.xml

@@ -9,12 +9,14 @@
     <string name="page_settings">Settings</string>
     <string name="page_alerts">Alerts</string>
     <string name="page_profiles">Profiles</string>
+    <string name="page_rules">Rules</string>
     <string name="page_filter_apps">Filter apps</string>
     <string name="page_log_display">Log display</string>
     <string name="page_filter_logging">Filter logging</string>
     <string name="navigation_indented_log_display">&#160;&#160;&#160;&#160;Log display</string>
     <string name="navigation_indented_alerts">&#160;&#160;&#160;&#160;Alerts</string>
     <string name="navigation_indented_profiles">&#160;&#160;&#160;&#160;Profiles</string>
+    <string name="navigation_indented_rules">&#160;&#160;&#160;&#160;Rules</string>
     <string name="navigation_indented_filter_logging">&#160;&#160;&#160;&#160;Filter logging</string>
     <string name="navigation_indented_filter_apps">&#160;&#160;&#160;&#160;Filter apps</string>
 </resources>