definições

app/src/main/java/com/example/lifegrid/adapters/AtivosAdapter.java

@@ -0,0 +1,121 @@
+package com.example.lifegrid.adapters;
+
+import android.content.Context;
+import android.graphics.Color;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.example.lifegrid.R;
+import com.example.lifegrid.models.Ativos;
+
+import java.util.List;
+import java.util.Locale;
+
+public class AtivosAdapter extends RecyclerView.Adapter<AtivosAdapter.AtivosViewHolder> {
+
+    private List<Ativos> ativosList;
+    private List<String> keysList;
+    private Context context;
+    private OnItemClickListener listener;
+
+    public interface OnItemClickListener {
+        void onDeleteClick(int position, String key);
+        void onRefreshClick(int position, String key, Ativos ativo);
+    }
+
+    public AtivosAdapter(Context context, List<Ativos> ativosList, List<String> keysList, OnItemClickListener listener) {
+        this.context = context;
+        this.ativosList = ativosList;
+        this.keysList = keysList;
+        this.listener = listener;
+    }
+
+    @NonNull
+    @Override
+    public AtivosViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(context).inflate(R.layout.item_ativo, parent, false);
+        return new AtivosViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull AtivosViewHolder holder, int position) {
+        Ativos ativo = ativosList.get(position);
+        String key = keysList.get(position);
+
+        holder.tvNome.setText(ativo.getNome());
+        holder.tvTipo.setText(ativo.getTipo());
+
+        String info = String.format(Locale.getDefault(), "%s unidades x %.2f€", ativo.getQuantidade(), ativo.getPrecoCompra());
+        holder.tvInfo.setText(info);
+
+        double precoAtual = ativo.getPrecoAtual();
+        double precoCompra = ativo.getPrecoCompra();
+        double qtd = 0;
+        try {
+            qtd = Double.parseDouble(ativo.getQuantidade().replace(",", "."));
+        } catch (NumberFormatException e) {
+            qtd = 0;
+        }
+
+        double total = qtd * precoAtual;
+
+        holder.tvPrecoAtual.setText(String.format(Locale.getDefault(), "%.2f€", total));
+
+        double percentagem = 0.0;
+        if (precoCompra > 0) {
+            percentagem = ((precoAtual - precoCompra) / precoCompra) * 100;
+        }
+
+        if (percentagem >= 0) {
+            holder.tvPercentagem.setText(String.format(Locale.getDefault(), "+%.2f%%", percentagem));
+            holder.tvPercentagem.setTextColor(Color.parseColor("#16a34a")); // Green
+            holder.ivTrend.setImageResource(R.drawable.ic_trend_up);
+            holder.ivTrend.setColorFilter(Color.parseColor("#16a34a"));
+            holder.ivTrend.setBackgroundResource(R.drawable.bg_circle_green);
+        } else {
+            holder.tvPercentagem.setText(String.format(Locale.getDefault(), "%.2f%%", percentagem));
+            holder.tvPercentagem.setTextColor(Color.parseColor("#ef4444")); // Red
+            holder.ivTrend.setImageResource(R.drawable.ic_arrow_down); // Fallback if no specific icon
+            holder.ivTrend.setColorFilter(Color.parseColor("#ef4444"));
+            holder.ivTrend.setBackgroundResource(R.drawable.bg_circle_red);
+        }
+
+        holder.btnDelete.setOnClickListener(v -> {
+            if (listener != null) listener.onDeleteClick(position, key);
+        });
+
+        holder.btnRefresh.setOnClickListener(v -> {
+            if (listener != null) listener.onRefreshClick(position, key, ativo);
+            Toast.makeText(context, "Ativo atualizado (Exemplo)", Toast.LENGTH_SHORT).show();
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return ativosList.size();
+    }
+
+    public static class AtivosViewHolder extends RecyclerView.ViewHolder {
+        ImageView ivTrend, btnDelete, btnRefresh;
+        TextView tvNome, tvTipo, tvInfo, tvPrecoAtual, tvPercentagem;
+
+        public AtivosViewHolder(@NonNull View itemView) {
+            super(itemView);
+            ivTrend = itemView.findViewById(R.id.ivTrend);
+            tvNome = itemView.findViewById(R.id.tvNome);
+            tvTipo = itemView.findViewById(R.id.tvTipo);
+            tvInfo = itemView.findViewById(R.id.tvInfo);
+            tvPrecoAtual = itemView.findViewById(R.id.tvPrecoAtual);
+            tvPercentagem = itemView.findViewById(R.id.tvPercentagem);
+            btnDelete = itemView.findViewById(R.id.btnDelete);
+            btnRefresh = itemView.findViewById(R.id.btnRefresh);
+        }
+    }
+}