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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| package com.aquaapps.readtorecite; | ||
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| public final class DataLabels { | ||
| public static final String PROPERTIES = "properties.json"; | ||
| } |
38 changes: 38 additions & 0 deletions
38
app/src/main/java/com/aquaapps/readtorecite/DataStorage.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| package com.aquaapps.readtorecite; | ||
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| import androidx.appcompat.app.AppCompatActivity; | ||
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| import java.io.BufferedReader; | ||
| import java.io.File; | ||
| import java.io.FileInputStream; | ||
| import java.io.FileOutputStream; | ||
| import java.io.IOException; | ||
| import java.io.InputStreamReader; | ||
| import java.nio.charset.StandardCharsets; | ||
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| public class DataStorage { | ||
| public static String readFile(File file) | ||
| throws IOException { | ||
| FileInputStream fis = new FileInputStream(file.getCanonicalFile()); | ||
| StringBuilder stringBuilder = new StringBuilder(); | ||
| try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(fis, StandardCharsets.UTF_8))) { | ||
| String line = bufferedReader.readLine(); | ||
| while (line != null) { | ||
| stringBuilder.append(line).append('\n'); | ||
| line = bufferedReader.readLine(); | ||
| } | ||
| } | ||
| return stringBuilder.toString(); | ||
| } | ||
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| public static void writeFile(File file, String contents) | ||
| throws IOException { | ||
| try (FileOutputStream fos = new FileOutputStream(file)) { | ||
| fos.write(contents.getBytes(StandardCharsets.UTF_8)); | ||
| } | ||
| } | ||
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| public static File getFile(AppCompatActivity activity, String dataLabels) { | ||
| return new File(activity.getExternalFilesDir(null), dataLabels); | ||
| } | ||
| } |
19 changes: 19 additions & 0 deletions
19
app/src/main/java/com/aquaapps/readtorecite/ExceptionCatcher.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| package com.aquaapps.readtorecite; | ||
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| import android.app.AlertDialog; | ||
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| import androidx.appcompat.app.AppCompatActivity; | ||
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| public class ExceptionCatcher { | ||
| public static void CatchException(Exception exception, String function, AppCompatActivity activity) { | ||
| new AlertDialog.Builder(activity) | ||
| .setTitle(function) | ||
| .setMessage(exception.getMessage()) | ||
| .setPositiveButton("确定", (dialogInterface, i) -> { | ||
| // TODO: write to log | ||
| }) | ||
| .create() | ||
| .show(); | ||
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| } | ||
| } |
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80 changes: 80 additions & 0 deletions
80
app/src/main/java/com/aquaapps/readtorecite/Properties.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| package com.aquaapps.readtorecite; | ||
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| import androidx.appcompat.app.AppCompatActivity; | ||
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| import org.json.JSONException; | ||
| import org.json.JSONObject; | ||
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| import java.io.File; | ||
| import java.io.IOException; | ||
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| public class Properties { | ||
| private static Properties properties = null; | ||
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| private JSONObject propertiesContent; | ||
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| public File propertiesFile; | ||
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| // TODO: remove static | ||
| public static AppCompatActivity activity; | ||
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| public static void initialize(AppCompatActivity activity) { | ||
| properties = new Properties(); | ||
| properties.activity = activity; | ||
| properties.propertiesFile = DataStorage.getFile(activity, DataLabels.PROPERTIES); | ||
| try { | ||
| if (properties.propertiesFile.exists()) { | ||
| properties.propertiesContent = new JSONObject(DataStorage.readFile(properties.propertiesFile)); | ||
| } else { | ||
| properties.propertiesContent = Properties.setup(); | ||
| } | ||
| } catch (IOException | JSONException e) { | ||
| ExceptionCatcher.CatchException(e, "Properties.Initialize", activity); | ||
| } | ||
| } | ||
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| public static String readString(String propertiesKey) { | ||
| try { | ||
| return properties.propertiesContent.getString(propertiesKey); | ||
| } catch (JSONException e) { | ||
| ExceptionCatcher.CatchException(e, "Properties.read", activity); | ||
| return null; | ||
| } | ||
| } | ||
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| public static int readInt(String propertiesKey) { | ||
| try { | ||
| return properties.propertiesContent.getInt(propertiesKey); | ||
| } catch (JSONException e) { | ||
| ExceptionCatcher.CatchException(e, "Properties.read", activity); | ||
| return 0; | ||
| } | ||
| } | ||
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| public static void write(String propertiesKey, Object values) { | ||
| try { | ||
| properties.propertiesContent.put(propertiesKey, values); | ||
| } catch (JSONException e) { | ||
| ExceptionCatcher.CatchException(e, "Properties.write", activity); | ||
| } | ||
| } | ||
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| public static JSONObject setup() | ||
| throws JSONException, IOException { | ||
| JSONObject object = new JSONObject(); | ||
| object.put(PropertiesKeys.LAST_RECITE_CONTENT, ""); | ||
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| object.put(PropertiesKeys.SCROLL_DISTANCE, 800); | ||
| DataStorage.writeFile(properties.propertiesFile, object.toString()); | ||
| return object; | ||
| } | ||
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| public static void save() { | ||
| try { | ||
| DataStorage.writeFile(properties.propertiesFile, properties.propertiesContent.toString()); | ||
| } catch (IOException e) { | ||
| ExceptionCatcher.CatchException(e, "Properties.save", activity); | ||
| } | ||
| } | ||
| } |
8 changes: 8 additions & 0 deletions
8
app/src/main/java/com/aquaapps/readtorecite/PropertiesKeys.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package com.aquaapps.readtorecite; | ||
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| public final class PropertiesKeys { | ||
| public static final String LAST_RECITE_CONTENT = "LastReciteContent"; | ||
| public static final String SCROLL_DISTANCE = "ScrollDistance"; | ||
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| public static final String SCROLL_POSITION = "_ScrollPosition"; | ||
| } |