model: class for working with connection profiles

diff --git a/app/src/main/java/net/ktnx/mobileledger/model/MobileLedgerProfile.java b/app/src/main/java/net/ktnx/mobileledger/model/MobileLedgerProfile.java
new file mode 100644 (file)
index 0000000..af78c59
--- /dev/null
+++ b/app/src/main/java/net/ktnx/mobileledger/model/MobileLedgerProfile.java
@@ -0,0 +1,121 @@
+/*
+ * Copyright © 2019 Damyan Ivanov.
+ * This file is part of Mobile-Ledger.
+ * Mobile-Ledger is free software: you can distribute it and/or modify it
+ * under the term of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your opinion), any later version.
+ *
+ * Mobile-Ledger is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License terms for details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Mobile-Ledger. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package net.ktnx.mobileledger.model;
+
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+
+import net.ktnx.mobileledger.utils.MLDB;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public final class MobileLedgerProfile {
+    private String uuid;
+    private String name;
+    private String url;
+    private boolean useAuthentication;
+    private String authUserName;
+    private String authPassword;
+    public MobileLedgerProfile(String uuid, String name, String url, boolean useAuthentication,
+                               String authUserName, String authPassword) {
+        this.uuid = uuid;
+        this.name = name;
+        this.url = url;
+        this.useAuthentication = useAuthentication;
+        this.authUserName = authUserName;
+        this.authPassword = authPassword;
+    }
+    public static List<MobileLedgerProfile> loadAllFromDB() {
+        List<MobileLedgerProfile> result = new ArrayList<>();
+        SQLiteDatabase db = MLDB.getReadableDatabase();
+        try (Cursor cursor = db.rawQuery("SELECT uuid, name, url, use_authentication, auth_user, " +
+                                         "auth_password FROM profiles", null))
+        {
+            while (cursor.moveToNext()) {
+                result.add(new MobileLedgerProfile(cursor.getString(0), cursor.getString(1),
+                        cursor.getString(2), cursor.getInt(3) == 1, cursor.getString(4),
+                        cursor.getString(5)));
+            }
+        }
+        return result;
+    }
+    public static MobileLedgerProfile loadUUIDFromDB(String profileUUID) {
+        SQLiteDatabase db = MLDB.getReadableDatabase();
+        String name;
+        String url;
+        String authUser;
+        String authPassword;
+        Boolean useAuthentication;
+        try (Cursor cursor = db.rawQuery("SELECT name, url, use_authentication, auth_user, " +
+                                         "auth_password FROM profiles WHERE uuid=?",
+                new String[]{profileUUID}))
+        {
+            if (cursor.moveToNext()) {
+                name = cursor.getString(0);
+                url = cursor.getString(1);
+                useAuthentication = cursor.getInt(2) == 1;
+                authUser = useAuthentication ? cursor.getString(3) : null;
+                authPassword = useAuthentication ? cursor.getString(4) : null;
+            }
+            else {
+                name = "Unknown profile";
+                url = "Https://server/url";
+                useAuthentication = false;
+                authUser = authPassword = null;
+            }
+        }
+
+        return new MobileLedgerProfile(profileUUID, name, url, useAuthentication, authUser,
+                authPassword);
+    }
+    public String getUuid() {
+        return uuid;
+    }
+    public String getName() {
+        return name;
+    }
+    public String getUrl() {
+        return url;
+    }
+    public boolean isUseAuthentication() {
+        return useAuthentication;
+    }
+    public String getAuthUserName() {
+        return authUserName;
+    }
+    public String getAuthPassword() {
+        return authPassword;
+    }
+    public void storeInDB() {
+        SQLiteDatabase db = MLDB.getWritableDatabase();
+        db.beginTransaction();
+        try {
+            db.execSQL("REPLACE INTO profiles(uuid, name, url, use_authentication, auth_user, " +
+                       "auth_password) VALUES(?, ?, ?, ?, ?, ?)",
+                    new Object[]{uuid, name, url, useAuthentication,
+                                 useAuthentication ? authUserName : null,
+                                 useAuthentication ? authPassword : null
+                    });
+            db.setTransactionSuccessful();
+        }
+        finally {
+            db.endTransaction();
+        }
+    }
+}