Add more precise setting for auto print

pretixscan/app/src/main/java/eu/pretix/pretixscan/droid/AppConfig.kt

@@ -51,6 +51,17 @@ class AppConfig(ctx: Context) : ConfigStore {
     init {
         prefs = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE)
         default_prefs = PreferenceManager.getDefaultSharedPreferences(ctx)
+        migrate()
+    }
+
+    private fun migrate() {
+        if (prefs.contains(PREFS_KEY_LEGACY_AUTOPRINTBADGES)) {
+            prefs.edit()
+                .putString(PREFS_KEY_AUTOPRINTBADGES, if (prefs.getBoolean(PREFS_KEY_LEGACY_AUTOPRINTBADGES, false)) "true" else "false")
+                .remove(PREFS_KEY_LEGACY_AUTOPRINTBADGES)
+                .commit()
+        }
+        PREFS_KEY_LEGACY_AUTOPRINTBADGES
     }
 
     override fun isDebug(): Boolean {
@@ -354,9 +365,9 @@ class AppConfig(ctx: Context) : ConfigStore {
         get() = default_prefs.getBoolean(PREFS_KEY_PRINTBADGES, false)
         set(value) = default_prefs.edit().putBoolean(PREFS_KEY_PRINTBADGES, value).apply()
 
-    var autoPrintBadges: Boolean
-        get() = default_prefs.getBoolean(PREFS_KEY_AUTOPRINTBADGES, false)
-        set(value) = default_prefs.edit().putBoolean(PREFS_KEY_AUTOPRINTBADGES, value).apply()
+    var autoPrintBadges: String
+        get() = default_prefs.getString(PREFS_KEY_AUTOPRINTBADGES, "false") ?: "false"
+        set(value) = default_prefs.edit().putString(PREFS_KEY_AUTOPRINTBADGES, value).apply()
 
     var printBadgesTwice: Boolean
         get() = default_prefs.getBoolean(PREFS_KEY_PRINTBADGESTWICE, false)
@@ -426,7 +437,8 @@ class AppConfig(ctx: Context) : ConfigStore {
         val PREFS_KEY_SCAN_PROXY = "pref_scan_proxy"
         val PREFS_KEY_PRINTBADGES = "pref_print_badges"
         val PREFS_KEY_PRINTBADGESTWICE = "pref_print_badges_twice"
-        val PREFS_KEY_AUTOPRINTBADGES = "pref_auto_print_badges"
+        val PREFS_KEY_AUTOPRINTBADGES = "pref_auto_print_badges_option"
+        val PREFS_KEY_LEGACY_AUTOPRINTBADGES = "pref_auto_print_badges"
         val PREFS_KEY_UNPAID_ASK = "pref_unpaid_ask"
         val PREFS_KEY_IGNORE_QUESTIONS = "pref_ignore_questions"
         val PREFS_KEY_SCAN_TYPE = "pref_scan_type"

pretixscan/app/src/main/java/eu/pretix/pretixscan/droid/ui/MainActivity.kt

@@ -756,7 +756,7 @@ class MainActivity : AppCompatActivity(), ReloadableActivity, ScannerView.Result
         }
         view_data.scanType.set(conf.scanType)
         view_data.hardwareScan.set(!conf.useCamera)
-        view_data.badgePrintEnabled.set(conf.printBadges && conf.autoPrintBadges)
+        view_data.badgePrintEnabled.set(conf.printBadges && conf.autoPrintBadges != "false")
 
         setKioskAnimation()
 
@@ -1236,9 +1236,17 @@ class MainActivity : AppCompatActivity(), ReloadableActivity, ScannerView.Result
                 }
             }
 
-            val shouldAutoPrint = (conf.autoPrintBadges &&
+            val shouldAutoPrint = when(conf.autoPrintBadges) {
+                "false" -> false
+                "true" -> {
+                    result.type == TicketCheckProvider.CheckResult.Type.VALID
+                }
+                "once" -> {
                     result.type == TicketCheckProvider.CheckResult.Type.VALID &&
-                    !isPreviouslyPrinted((application as PretixScan).data, result.position!!))
+                    !isPreviouslyPrinted((application as PretixScan).data, result.position!!)
+                }
+                else -> false
+            }
 
             if (shouldAutoPrint) {
                 printBadge(

pretixscan/app/src/main/res/values-de/strings.xml

@@ -113,7 +113,6 @@
     <string name="dialog_unpaid_retry">Trotzdem einchecken</string>
     <string name="preference_badgeprint_enable">Badge-Druck aktivieren</string>
     <string name="preference_autobadgeprint_enable">Badges automatisch drucken</string>
-    <string name="preference_autobadgeprint_enable_help">Badges werden nicht automatisch gedruckt, wenn das System weiß, dass sie bereits zuvor gedruckt wurden.</string>
     <string name="preference_badgeprint_install_pretixprint">Badge-Druck benötigt die pretixPRINT-App. Wollen Sie diese installieren\?</string>
     <string name="settings_label_badges">Badges</string>
     <string name="preference_badges_twice">Jedes Badge doppelt drucken</string>
@@ -179,4 +178,9 @@
     <string name="event_select_calendar">Kalender anzeigen</string>
     <string name="action_label_ok">OK</string>
     <string name="setup_grant_camera_permission">Bitte erteilen Sie die Kamera-Berechtigung für den QR-Code-Scanner</string>
+    <string-array name="settings_valuelabels_auto_print_badges">
+        <item>Nur auf Knopfdruck</item>
+        <item>Nur, wenn noch nicht gedruckt</item>
+        <item>Immer</item>
+    </string-array>
 </resources>

pretixscan/app/src/main/res/values/arrays.xml

@@ -11,4 +11,9 @@
         <item>20s</item>
         <item>errors</item>
     </string-array>
+    <string-array name="settings_values_auto_print_badges">
+        <item>false</item>
+        <item>once</item>
+        <item>true</item>
+    </string-array>
 </resources>

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

@@ -146,8 +146,7 @@
     <string name="dialog_unpaid_text">This ticket belongs to an order that has not yet been paid. Do you still want to check it in? This will not mark the order as paid.</string>
     <string name="dialog_unpaid_retry">Check in anyways</string>
     <string name="preference_badgeprint_enable">Enable badge printing</string>
-    <string name="preference_autobadgeprint_enable">Print badges automatically after successful scan</string>
-    <string name="preference_autobadgeprint_enable_help">Badges are not automatically printed if the system knows they have been printed before.</string>
+    <string name="preference_autobadgeprint_enable">Print badges automatically</string>
     <string name="preference_badgeprint_install_pretixprint">Printing badges requires the separate pretixPRINT app. Do you want to install it?</string>
     <string name="already_scanned">already scanned</string>
     <string name="total_tickets_sold">total tickets sold</string>
@@ -178,4 +177,9 @@
     <string name="error_no_available_events">No current or future event could be found. Please check the dates and access rights of your events.</string>
     <string name="event_select_calendar">Show calendar</string>
     <string name="setup_grant_camera_permission">Please grant camera permission to use the QR Scanner</string>
+    <string-array name="settings_valuelabels_auto_print_badges">
+        <item>Only when button pressed</item>
+        <item>Once, if not yet printed</item>
+        <item>Always</item>
+    </string-array>
 </resources>

pretixscan/app/src/main/res/xml/app_restrictions.xml

@@ -23,8 +23,10 @@
         android:title="@string/preference_badgeprint_enable" />
     <restriction
         android:defaultValue="false"
-        android:key="pref_auto_print_badges"
+        android:key="pref_auto_print_badges_option"
         android:dependency="pref_print_badges"
-        android:restrictionType="bool"
+        android:restrictionType="choice"
+        android:entries="@array/settings_valuelabels_auto_print_badges"
+        android:entryValues="@array/settings_values_auto_print_badges"
         android:title="@string/preference_autobadgeprint_enable" />
 </restrictions>

pretixscan/app/src/main/res/xml/preferences.xml

@@ -55,12 +55,14 @@
             android:defaultValue="false"
             android:key="pref_print_badges"
             android:title="@string/preference_badgeprint_enable" />
-        <CheckBoxPreference
-            android:defaultValue="false"
+        <DropDownPreference
             android:dependency="pref_print_badges"
-            android:key="pref_auto_print_badges"
-            android:summary="@string/preference_autobadgeprint_enable_help"
-            android:title="@string/preference_autobadgeprint_enable" />
+            android:key="pref_auto_print_badges_option"
+            android:defaultValue="off"
+            android:entries="@array/settings_valuelabels_auto_print_badges"
+            android:entryValues="@array/settings_values_auto_print_badges"
+            android:title="@string/preference_autobadgeprint_enable"
+            android:summary="%s" />
         <CheckBoxPreference
             android:defaultValue="false"
             android:dependency="pref_print_badges"