Merge branch 'db_creation'

# Conflicts:
#	app/src/main/java/com/example/elbuenopeso/ui/market/MarketFragment.kt
#	app/src/main/res/layout/fragment_market.xml

app/src/main/java/com/example/elbuenopeso/MainActivity.kt

@@ -10,6 +10,7 @@ import androidx.navigation.findNavController
 import androidx.navigation.ui.AppBarConfiguration
 import androidx.navigation.ui.setupActionBarWithNavController
 import androidx.navigation.ui.setupWithNavController
+import com.example.elbuenopeso.database.DBManager
 import com.example.elbuenopeso.databinding.ActivityMainBinding
 import com.google.android.material.bottomnavigation.BottomNavigationView
 

app/src/main/java/com/example/elbuenopeso/adapters/AdAdapter.kt

 import android.content.Context
+import android.net.Uri
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -21,15 +22,14 @@ class AdAdapter(private val context: Context, private val adModelArrayList: List
     fun usingJavaStringFormat(input: Double, scale: Int) = String.format("%.${scale}f", input)
 
     override fun getView(i: Int, view: View?, viewGroup: ViewGroup): View {
-        var convertView = view
         val ad = adModelArrayList[i]
-        convertView = inflater.inflate(R.layout.item_listview_ad, viewGroup, false)
+        val convertView: View = inflater.inflate(R.layout.item_listview_ad, viewGroup, false)
 
         val imageIV: ImageView = convertView.findViewById(R.id.itemListViewImageView)
         val titleTV: TextView = convertView.findViewById(R.id.itemListViewTitleView)
         val addressTV: TextView = convertView.findViewById(R.id.itemListViewTextView)
         val prixTV: TextView = convertView.findViewById(R.id.itemListViewPrixView)
-        imageIV.setImageResource(ad.image)
+        imageIV.setImageURI(Uri.parse(ad.image))
         titleTV.text = ad.title
         addressTV.text = ad.address
         prixTV.text = "${usingJavaStringFormat(ad.prix, 2)} €"

app/src/main/java/com/example/elbuenopeso/adapters/DbAdapter.kt

+package com.example.elbuenopeso.adapters
+
+import android.content.Context
+import android.database.Cursor
+import android.net.Uri
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.CursorAdapter
+import android.widget.ImageView
+import android.widget.TextView
+import com.example.elbuenopeso.R
+import com.example.elbuenopeso.database.DBHelper
+
+class DbAdapter(context: Context, c: Cursor, layout: Int): CursorAdapter(context, c) {
+    val item_layout = layout
+    override fun newView(context: Context, cursor: Cursor, viewGroup: ViewGroup): View {
+        return LayoutInflater.from(context).inflate(item_layout, viewGroup, false)
+    }
+
+    override fun bindView(view: View, context: Context, cursor: Cursor) {
+        val titleTextView: TextView = view.findViewById(R.id.itemListViewTitleView)
+        val addressTextView: TextView = view.findViewById(R.id.itemListViewTextView)
+        val imageView: ImageView = view.findViewById(R.id.itemListViewImageView)
+        val prixView: TextView = view.findViewById(R.id.itemListViewPrixView)
+
+        val _id: String = cursor.getString(cursor.getColumnIndexOrThrow(DBHelper._ID))
+        val title: String = cursor.getString(cursor.getColumnIndexOrThrow(DBHelper.TITLE))
+        val address: String = cursor.getString(cursor.getColumnIndexOrThrow(DBHelper.ADDRESS))
+        val prix: Double = cursor.getDouble(cursor.getColumnIndexOrThrow(DBHelper.PRIX))
+        val image: String = cursor.getString(cursor.getColumnIndexOrThrow(DBHelper.IMAGE))
+
+        titleTextView.setText(title)
+        addressTextView.setText(address)
+        prixView.setText(prix.toString())
+
+        imageView.setImageURI(Uri.parse(image))
+        //with(Glide)
+        //TODO: trouver une alternative !!!
+    }
+
+}
\ No newline at end of file

app/src/main/java/com/example/elbuenopeso/database/DBHelper.kt

+package com.example.elbuenopeso.database
+
+import android.content.Context
+import android.database.sqlite.SQLiteDatabase
+import android.database.sqlite.SQLiteOpenHelper
+import android.util.Log
+import com.example.elbuenopeso.models.AdModel
+
+class DBHelper(context: Context) : SQLiteOpenHelper(context, DB_NAME, null, DB_VERSION) {
+    companion object {
+        const val TABLE_NAME = "product"
+        const val _ID = "_id"
+        const val TITLE = "title"
+        const val ADDRESS = "address"
+        const val IMAGE = "image_url"
+        const val PRIX = "price"
+
+        private const val DB_NAME = "LEBONCOIN.DB"
+        private const val DB_VERSION = 1
+        const val CREATE_TABLE = "CREATE TABLE $TABLE_NAME ($_ID INTEGER PRIMARY KEY AUTOINCREMENT, $TITLE TEXT NOT NULL, $ADDRESS TEXT, $IMAGE TEXT, $PRIX REAL NOT NULL);"
+    }
+
+    override fun onCreate(db: SQLiteDatabase) {
+        Log.i(null, "table sql create : $CREATE_TABLE")
+        db.execSQL(CREATE_TABLE)
+    }
+
+    override fun onUpgrade(db: SQLiteDatabase, oldVersion: Int, newVersion: Int) {
+        db.execSQL("DROP TABLE IF EXISTS $TABLE_NAME")
+        onCreate(db)
+    }
+
+    fun getById(id: Int): AdModel? {
+        val db = this.writableDatabase
+        val query = "SELECT * FROM $TABLE_NAME where $_ID=?"
+        val data = db.rawQuery(query, arrayOf(id.toString()))
+
+        return if (data.moveToFirst()) {
+            val title = data.getString(data.getColumnIndexOrThrow(TITLE))
+            val address = data.getString(data.getColumnIndexOrThrow(ADDRESS))
+            val image = data.getString(data.getColumnIndexOrThrow(IMAGE))
+            val prix = data.getDouble(data.getColumnIndexOrThrow(PRIX))
+            data.close()
+            AdModel(title, address, image, prix)
+        } else {
+            data.close()
+            null
+        }
+    }
+}
+

app/src/main/java/com/example/elbuenopeso/database/DBManager.kt

+package com.example.elbuenopeso.database
+
+import android.content.ContentValues
+import android.content.Context
+import android.database.Cursor
+import android.database.SQLException
+import android.database.sqlite.SQLiteDatabase
+import android.util.Log
+import com.example.elbuenopeso.models.AdModel
+
+
+class DBManager //init(); // Useful for adding ads for the first time.
+private constructor(private val context: Context) {
+    private var dbHelper: DBHelper? = null
+    private var database: SQLiteDatabase? = null
+    @Throws(SQLException::class)
+    fun open(): DBManager {
+        this.dbHelper = DBHelper(this.context)
+        this.database = this.dbHelper!!.writableDatabase
+        return this
+    }
+
+    fun close() {
+        this.dbHelper?.close()
+    }
+
+    // Add ads manually.
+
+    fun init() {
+        this.open()
+        this.insert(
+            AdModel("Poutre", "1 rue Jean-Pierre", "drawable/pichu.png", 25.0)
+        )
+        this.insert(
+            AdModel("Briques", "2 rue Jean-Michel", "drawable/pichu.png", 16.0)
+        )
+        this.insert(
+            AdModel("Maison de pierre", "7 rue Joris Belhomme", "drawable/pichu.png", 3.99)
+        )
+        this.insert(
+            AdModel("Mur en bois", "4 rue Alain-Juju", "drawable/pichu.png", 7.2)
+        )
+        this.insert(
+            AdModel("Téléphone de Timothé", "8 rue de Timothé", "drawable/pichu.png", 0.85)
+        )
+        this.insert(
+            AdModel("Oridnateur", "10 rue Jean-Charles", "drawable/pichu.png", 104.98)
+        )
+        this.insert(
+            AdModel("Charnières", "22 rue Jeanne-Marie", "drawable/pichu.png", 2648.97)
+        )
+        this.insert(
+            AdModel("Porte en marbre", "1 rue Jean-Pierre", "drawable/pichu.png", 480.0)
+        )
+        this.insert(
+            AdModel("Cheminée", "33 rue du Gouvernement", "drawable/pichu.png", 800.0)
+        )
+    }
+
+    fun insert(ad: AdModel) {
+        val contentValue = ContentValues()
+        contentValue.put(DBHelper.TITLE, ad.title)
+        contentValue.put(DBHelper.ADDRESS, ad.address)
+        contentValue.put(DBHelper.IMAGE, ad.image)
+        contentValue.put(DBHelper.PRIX, ad.prix)
+        this.database!!.insert(DBHelper.TABLE_NAME, null, contentValue)
+    }
+
+    fun fetch(): Cursor? {
+        val columns: Array<String> =
+            arrayOf(DBHelper._ID, DBHelper.TITLE, DBHelper.ADDRESS, DBHelper.IMAGE, DBHelper.PRIX)
+        columns.forEach { e -> Log.i(null, e) }
+        val cursor = this.database!!.query(DBHelper.TABLE_NAME, columns, null, null, null, null, null)
+        cursor?.moveToFirst()
+        return cursor
+    }
+
+    fun update(_id: Long, ad: AdModel): Int {
+        val contentValues = ContentValues()
+        contentValues.put(DBHelper.TITLE, ad.title)
+        contentValues.put(DBHelper.ADDRESS, ad.address)
+        contentValues.put(DBHelper.IMAGE, ad.image)
+        return this.database!!.update(
+            DBHelper.TABLE_NAME,
+            contentValues,
+            DBHelper._ID + " = " + _id,
+            null
+        )
+    }
+
+    fun delete(_id: Long) {
+        this.database!!.delete(DBHelper.TABLE_NAME, DBHelper._ID + "=" + _id, null)
+    }
+
+    fun getById(id: Int): AdModel? {
+        return this.dbHelper?.getById(id)
+    }
+
+    companion object {
+        var DBManager: DBManager? = null
+        // normalement pas de fuite, puisque 1 seul contexte
+        fun getDBManager(context: Context): DBManager? {
+            return if (this.DBManager == null) {
+                DBManager(context)
+            } else this.DBManager
+        }
+    }
+}
+

app/src/main/java/com/example/elbuenopeso/models/AdModel.kt

 package com.example.elbuenopeso.models
 
-public class AdModel(var title: String, var address: String, var image: Int, var prix: Double) {
+public class AdModel(var title: String, var address: String, var image: String, var prix: Double) {
 }
\ No newline at end of file

app/src/main/java/com/example/elbuenopeso/models/DbAdModel.kt

+package com.example.elbuenopeso.models
+
+class DbAdModel(var _id: Int, var title: String, var address: String, var image: String, var prix: Double) {
+}
\ No newline at end of file

app/src/main/java/com/example/elbuenopeso/ui/market/MarketFragment.kt

 package com.example.elbuenopeso.ui.market
 
 import AdAdapter
+import android.database.Cursor
 import android.os.Bundle
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.GridView
+import android.widget.CursorAdapter
 import android.widget.ListView
 import android.widget.ToggleButton
 import androidx.fragment.app.Fragment
@@ -13,10 +16,15 @@ import androidx.lifecycle.ViewModelProvider
 import com.example.elbuenopeso.databinding.FragmentMarketBinding
 import com.example.elbuenopeso.models.AdModel
 import com.example.elbuenopeso.R
+import com.example.elbuenopeso.adapters.DbAdapter
+import com.example.elbuenopeso.database.DBManager
 
 class MarketFragment : Fragment() {
 
     private var _binding: FragmentMarketBinding? = null
+
+    // This property is only valid between onCreateView and
+    // onDestroyView.
     private val binding get() = _binding!!
 
     private lateinit var listView: ListView
@@ -31,25 +39,18 @@ class MarketFragment : Fragment() {
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
+        val marketViewModel =
+            ViewModelProvider(this)[MarketViewModel::class.java]
+
         _binding = FragmentMarketBinding.inflate(inflater, container, false)
         val root: View = binding.root
-
         listView = binding.listView
         gridView = binding.gridView
         toggleButton = binding.toggleButton
 
-        val annonces: List<AdModel> = listOf(
-            AdModel("Poutre", "1 rue Jean-Pierre", R.drawable.pichu, 25.0),
-            AdModel("Briques", "2 rue Jean-Michel", R.drawable.pichu, 16.0),
-            AdModel("Poutre", "1 rue Jean-Pierre", R.drawable.pichu, 25.0),
-            AdModel("Briques", "2 rue Jean-Michel", R.drawable.pichu, 16.0),
-            AdModel("Mur en bois", "4 rue Alain-Juju", R.drawable.pichu, 7.2),
-            AdModel("Maison de pierre", "7 rue Joris Belhomme", R.drawable.pichu, 3.99),
-            AdModel("Téléphone de Timothé", "8 rue de Timothé", R.drawable.pichu, 0.85),
-            AdModel("Oridnateur", "10 rue Jean-Charles", R.drawable.pichu, 104.98),
-            AdModel("Charnières", "22 rue Jeanne-Marie", R.drawable.pichu, 2648.97),
-            AdModel("Porte en marbre", "1 rue Jean-Pierre", R.drawable.pichu, 480.0),
-            AdModel("Cheminée", "33 rue du Gouvernement", R.drawable.pichu, 800.0),
+        val listView: ListView = binding.listView
+        // seed market items
+        var annonces: List<AdModel> = listOf<AdModel>(
             AdModel("Poutre", "1 rue Jean-Pierre", R.drawable.pichu, 25.0),
             AdModel("Briques", "2 rue Jean-Michel", R.drawable.pichu, 16.0),
             AdModel("Mur en bois", "4 rue Alain-Juju", R.drawable.pichu, 7.2),
@@ -59,17 +60,20 @@ class MarketFragment : Fragment() {
             AdModel("Charnières", "22 rue Jeanne-Marie", R.drawable.pichu, 2648.97),
             AdModel("Porte en marbre", "1 rue Jean-Pierre", R.drawable.pichu, 480.0),
             AdModel("Cheminée", "33 rue du Gouvernement", R.drawable.pichu, 800.0),
-            // Add more AdModel items as needed
         )
 
-        adAdapter = AdAdapter(requireContext(), annonces)
-        listView.adapter = adAdapter
-
         toggleButton.setOnCheckedChangeListener { _, isChecked ->
             isGridViewEnabled = isChecked
             updateView()
         }
 
+        val dbManager: DBManager? = DBManager.getDBManager(requireContext())
+        dbManager!!.init()
+        val cursor = dbManager.fetch()
+        Log.i(null, cursor?.getColumnName(0).toString())
+        val adapter = DbAdapter(requireContext(), cursor!!, R.layout.item_listview_ad)
+        adapter.notifyDataSetChanged()
+        listView.adapter = adapter
         return root
     }