X-Git-Url: https://git.ktnx.net/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fui%2Faccount_summary%2FAccountSummaryAdapter.java;h=dcc16f3678ed3885605d4b85de77653f1f957b9c;hb=HEAD;hp=6c6f4a7624a5c48e0e05bd4532f6401e94f06610;hpb=a2b00ecbcbe8b13df466c94aa11ba593f69869d8;p=mobile-ledger.git

diff --git a/app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryAdapter.java b/app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryAdapter.java
index 6c6f4a76..dcc16f36 100644
--- a/app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryAdapter.java
+++ b/app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryAdapter.java
@@ -1,138 +1,368 @@
 /*
- * Copyright © 2019 Damyan Ivanov.
- * This file is part of Mobile-Ledger.
- * Mobile-Ledger is free software: you can distribute it and/or modify it
+ * Copyright © 2024 Damyan Ivanov.
+ * This file is part of MoLe.
+ * MoLe 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,
+ * MoLe 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/>.
+ * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  */
 
 package net.ktnx.mobileledger.ui.account_summary;
 
-import android.content.Context;
+import static net.ktnx.mobileledger.utils.Logger.debug;
+
 import android.content.res.Resources;
-import android.graphics.Typeface;
-import android.os.Build;
-import android.support.annotation.NonNull;
-import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.CheckBox;
-import android.widget.LinearLayout;
-import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AlertDialog;
+import androidx.constraintlayout.widget.ConstraintLayout;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.recyclerview.widget.AsyncListDiffer;
+import androidx.recyclerview.widget.DiffUtil;
+import androidx.recyclerview.widget.RecyclerView;
 
 import net.ktnx.mobileledger.R;
-import net.ktnx.mobileledger.model.Data;
+import net.ktnx.mobileledger.dao.BaseDAO;
+import net.ktnx.mobileledger.databinding.AccountListRowBinding;
+import net.ktnx.mobileledger.databinding.AccountListSummaryRowBinding;
+import net.ktnx.mobileledger.db.Account;
+import net.ktnx.mobileledger.db.DB;
+import net.ktnx.mobileledger.model.AccountListItem;
 import net.ktnx.mobileledger.model.LedgerAccount;
+import net.ktnx.mobileledger.ui.activity.MainActivity;
+import net.ktnx.mobileledger.utils.Logger;
+import net.ktnx.mobileledger.utils.Misc;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+import java.util.Locale;
 
-class AccountSummaryAdapter extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
-    private boolean selectionActive;
+public class AccountSummaryAdapter extends RecyclerView.Adapter<AccountSummaryAdapter.RowHolder> {
+    public static final int AMOUNT_LIMIT = 3;
+    private static final int ITEM_TYPE_HEADER = 1;
+    private static final int ITEM_TYPE_ACCOUNT = 2;
+    private final AsyncListDiffer<AccountListItem> listDiffer;
 
     AccountSummaryAdapter() {
-        this.selectionActive = false;
-    }
+        setHasStableIds(true);
 
-    public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
-        LedgerAccount acc = Data.accounts.get().get(position);
-        Context ctx = holder.row.getContext();
-        Resources rm = ctx.getResources();
+        listDiffer = new AsyncListDiffer<>(this, new DiffUtil.ItemCallback<AccountListItem>() {
+            @Nullable
+            @Override
+            public Object getChangePayload(@NonNull AccountListItem oldItem,
+                                           @NonNull AccountListItem newItem) {
+                Change changes = new Change();
 
-        holder.tvAccountName.setText(acc.getShortName());
-        holder.tvAccountName.setPadding(
-                acc.getLevel() * rm.getDimensionPixelSize(R.dimen.activity_horizontal_margin) / 2,
-                0, 0, 0);
-        holder.tvAccountAmounts.setText(acc.getAmountsString());
+                final LedgerAccount oldAcc = oldItem.toAccount()
+                                                    .getAccount();
+                final LedgerAccount newAcc = newItem.toAccount()
+                                                    .getAccount();
 
-        if (acc.isHidden()) {
-            holder.tvAccountName.setTypeface(null, Typeface.ITALIC);
-            holder.tvAccountAmounts.setTypeface(null, Typeface.ITALIC);
-        }
-        else {
-            holder.tvAccountName.setTypeface(null, Typeface.NORMAL);
-            holder.tvAccountAmounts.setTypeface(null, Typeface.NORMAL);
-        }
+                if (!Misc.equalStrings(oldAcc.getName(), newAcc.getName()))
+                    changes.add(Change.NAME);
 
-        if (position % 2 == 0) {
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
-                    .setBackgroundColor(rm.getColor(R.color.table_row_dark_bg, ctx.getTheme()));
-            else holder.row.setBackgroundColor(rm.getColor(R.color.table_row_dark_bg));
-        }
-        else {
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
-                    .setBackgroundColor(rm.getColor(R.color.drawer_background, ctx.getTheme()));
-            else holder.row.setBackgroundColor(rm.getColor(R.color.drawer_background));
-        }
+                if (oldAcc.getLevel() != newAcc.getLevel())
+                    changes.add(Change.LEVEL);
 
-        holder.selectionCb.setVisibility(selectionActive ? View.VISIBLE : View.GONE);
-        holder.selectionCb.setChecked(!acc.isHiddenToBe());
+                if (oldAcc.isExpanded() != newAcc.isExpanded())
+                    changes.add(Change.EXPANDED);
 
-        holder.row.setTag(R.id.POS, position);
-    }
+                if (oldAcc.amountsExpanded() != newAcc.amountsExpanded())
+                    changes.add(Change.EXPANDED_AMOUNTS);
 
-    @NonNull
+                if (!oldAcc.getAmountsString()
+                           .equals(newAcc.getAmountsString()))
+                    changes.add(Change.AMOUNTS);
+
+                return changes.toPayload();
+            }
+            @Override
+            public boolean areItemsTheSame(@NotNull AccountListItem oldItem,
+                                           @NotNull AccountListItem newItem) {
+                final AccountListItem.Type oldType = oldItem.getType();
+                final AccountListItem.Type newType = newItem.getType();
+                if (oldType != newType)
+                    return false;
+                if (oldType == AccountListItem.Type.HEADER)
+                    return true;
+
+                return oldItem.toAccount()
+                              .getAccount()
+                              .getId() == newItem.toAccount()
+                                                 .getAccount()
+                                                 .getId();
+            }
+            @Override
+            public boolean areContentsTheSame(@NotNull AccountListItem oldItem,
+                                              @NotNull AccountListItem newItem) {
+                return oldItem.sameContent(newItem);
+            }
+        });
+    }
+    @Override
+    public long getItemId(int position) {
+        if (position == 0)
+            return 0;
+        return listDiffer.getCurrentList()
+                         .get(position)
+                         .toAccount()
+                         .getAccount()
+                         .getId();
+    }
     @Override
-    public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
-        View row = LayoutInflater.from(parent.getContext())
-                .inflate(R.layout.account_summary_row, parent, false);
-        return new LedgerRowHolder(row);
+    public void onBindViewHolder(@NonNull RowHolder holder, int position,
+                                 @NonNull List<Object> payloads) {
+        holder.bind(listDiffer.getCurrentList()
+                              .get(position), payloads);
+        super.onBindViewHolder(holder, position, payloads);
+    }
+    public void onBindViewHolder(@NonNull RowHolder holder, int position) {
+        holder.bind(listDiffer.getCurrentList()
+                              .get(position), null);
     }
+    @NonNull
+    @Override
+    public RowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        final LayoutInflater inflater = LayoutInflater.from(parent.getContext());
+
+        final RowHolder result;
+        switch (viewType) {
+            case ITEM_TYPE_HEADER:
+                result = new HeaderRowHolder(
+                        AccountListSummaryRowBinding.inflate(inflater, parent, false));
+                break;
+            case ITEM_TYPE_ACCOUNT:
+                result = new AccountRowHolder(
+                        AccountListRowBinding.inflate(inflater, parent, false));
+                break;
+            default:
+                throw new IllegalStateException("Unexpected value: " + viewType);
+        }
 
+//        Logger.debug("acc-ui", "Creating " + result);
+        return result;
+    }
     @Override
     public int getItemCount() {
-        return Data.accounts.get().size();
+        return listDiffer.getCurrentList()
+                         .size();
+    }
+    @Override
+    public int getItemViewType(int position) {
+        return (position == 0) ? ITEM_TYPE_HEADER : ITEM_TYPE_ACCOUNT;
     }
-    public void startSelection() {
-        for (LedgerAccount acc : Data.accounts.get()) acc.setHiddenToBe(acc.isHidden());
-        this.selectionActive = true;
-        notifyDataSetChanged();
+    public void setAccounts(List<AccountListItem> newList) {
+        Misc.onMainThread(() -> listDiffer.submitList(newList));
     }
-
-    public void stopSelection() {
-        this.selectionActive = false;
-        notifyDataSetChanged();
+    static class Change {
+        static final int NAME = 1;
+        static final int EXPANDED = 1 << 1;
+        static final int LEVEL = 1 << 2;
+        static final int EXPANDED_AMOUNTS = 1 << 3;
+        static final int AMOUNTS = 1 << 4;
+        private int value = 0;
+        public Change() {
+        }
+        public Change(int initialValue) {
+            value = initialValue;
+        }
+        public void add(int bits) {
+            value = value | bits;
+        }
+        public void add(Change change) {
+            value = value | change.value;
+        }
+        public void remove(int bits) {
+            value = value & (~bits);
+        }
+        public void remove(Change change) {
+            value = value & (~change.value);
+        }
+        public Change toPayload() {
+            if (value == 0)
+                return null;
+            return this;
+        }
+        public boolean has(int bits) {
+            return value == 0 || (value & bits) == bits;
+        }
     }
 
-    public boolean isSelectionActive() {
-        return selectionActive;
+    static abstract class RowHolder extends RecyclerView.ViewHolder {
+        public RowHolder(@NonNull View itemView) {
+            super(itemView);
+        }
+        public abstract void bind(AccountListItem accountListItem, @Nullable List<Object> payloads);
     }
 
-    public void selectItem(int position) {
-        LedgerAccount acc = Data.accounts.get().get(position);
-        acc.toggleHiddenToBe();
-        toggleChildrenOf(acc, acc.isHiddenToBe(), position);
-        notifyItemChanged(position);
+    static class HeaderRowHolder extends RowHolder {
+        private final AccountListSummaryRowBinding b;
+        public HeaderRowHolder(@NonNull AccountListSummaryRowBinding binding) {
+            super(binding.getRoot());
+            b = binding;
+        }
+        @Override
+        public void bind(AccountListItem item, @Nullable List<Object> payloads) {
+            Resources r = itemView.getResources();
+//            Logger.debug("acc", itemView.getContext()
+//                                        .toString());
+            ((AccountListItem.Header) item).getText()
+                                           .observe((LifecycleOwner) itemView.getContext(),
+                                                   b.lastUpdateText::setText);
+        }
     }
-    void toggleChildrenOf(LedgerAccount parent, boolean hiddenToBe, int parentPosition) {
-        int i = parentPosition + 1;
-        for (LedgerAccount acc : Data.accounts.get()) {
-            if (acc.getName().startsWith(parent.getName() + ":")) {
-                acc.setHiddenToBe(hiddenToBe);
-                notifyItemChanged(i);
-                toggleChildrenOf(acc, hiddenToBe, i);
-                i++;
+
+    class AccountRowHolder extends AccountSummaryAdapter.RowHolder {
+        private final AccountListRowBinding b;
+        public AccountRowHolder(@NonNull AccountListRowBinding binding) {
+            super(binding.getRoot());
+            b = binding;
+
+            itemView.setOnLongClickListener(this::onItemLongClick);
+            b.accountRowAccName.setOnLongClickListener(this::onItemLongClick);
+            b.accountRowAccAmounts.setOnLongClickListener(this::onItemLongClick);
+            b.accountExpanderContainer.setOnLongClickListener(this::onItemLongClick);
+            b.accountExpander.setOnLongClickListener(this::onItemLongClick);
+
+            b.accountRowAccName.setOnClickListener(v -> toggleAccountExpanded());
+            b.accountExpanderContainer.setOnClickListener(v -> toggleAccountExpanded());
+            b.accountExpander.setOnClickListener(v -> toggleAccountExpanded());
+            b.accountRowAccAmounts.setOnClickListener(v -> toggleAmountsExpanded());
+        }
+        private void toggleAccountExpanded() {
+            LedgerAccount account = getAccount();
+            if (!account.hasSubAccounts())
+                return;
+            debug("accounts", "Account expander clicked");
+
+            BaseDAO.runAsync(() -> {
+                Account dbo = account.toDBO();
+                dbo.setExpanded(!dbo.isExpanded());
+                Logger.debug("accounts",
+                        String.format(Locale.ROOT, "%s (%d) → %s", account.getName(), dbo.getId(),
+                                dbo.isExpanded() ? "expanded" : "collapsed"));
+                DB.get()
+                  .getAccountDAO()
+                  .updateSync(dbo);
+            });
+        }
+        @NotNull
+        private LedgerAccount getAccount() {
+            return listDiffer.getCurrentList()
+                             .get(getBindingAdapterPosition())
+                             .toAccount()
+                             .getAccount();
+        }
+        private void toggleAmountsExpanded() {
+            LedgerAccount account = getAccount();
+            if (account.getAmountCount() <= AMOUNT_LIMIT)
+                return;
+
+            account.toggleAmountsExpanded();
+            if (account.amountsExpanded()) {
+                b.accountRowAccAmounts.setText(account.getAmountsString());
+                b.accountRowAmountsExpanderContainer.setVisibility(View.GONE);
             }
+            else {
+                b.accountRowAccAmounts.setText(account.getAmountsString(AMOUNT_LIMIT));
+                b.accountRowAmountsExpanderContainer.setVisibility(View.VISIBLE);
+            }
+
+            BaseDAO.runAsync(() -> {
+                Account dbo = account.toDBO();
+                DB.get()
+                  .getAccountDAO()
+                  .updateSync(dbo);
+            });
         }
-    }
+        private boolean onItemLongClick(View v) {
+            MainActivity activity = (MainActivity) v.getContext();
+            AlertDialog.Builder builder = new AlertDialog.Builder(activity);
+            final String accountName = getAccount().getName();
+            builder.setTitle(accountName);
+            builder.setItems(R.array.acc_ctx_menu, (dialog, which) -> {
+                if (which == 0) {// show transactions
+                    activity.showAccountTransactions(accountName);
+                }
+                else {
+                    throw new RuntimeException(String.format("Unknown menu item id (%d)", which));
+                }
+                dialog.dismiss();
+            });
+            builder.show();
+            return true;
+        }
+        @Override
+        public void bind(AccountListItem item, @Nullable List<Object> payloads) {
+            LedgerAccount acc = item.toAccount()
+                                    .getAccount();
 
-    class LedgerRowHolder extends RecyclerView.ViewHolder {
-        CheckBox selectionCb;
-        TextView tvAccountName, tvAccountAmounts;
-        LinearLayout row;
-        public LedgerRowHolder(@NonNull View itemView) {
-            super(itemView);
-            this.row = (LinearLayout) itemView;
-            this.tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
-            this.tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
-            this.selectionCb = itemView.findViewById(R.id.account_row_check);
+            Change changes = new Change();
+            if (payloads != null) {
+                for (Object p : payloads) {
+                    if (p instanceof Change)
+                        changes.add((Change) p);
+                }
+            }
+//            debug("accounts",
+//                    String.format(Locale.US, "Binding '%s' to %s", acc.getName(), this));
+
+            Resources rm = b.getRoot()
+                            .getContext()
+                            .getResources();
+
+            if (changes.has(Change.NAME))
+                b.accountRowAccName.setText(acc.getShortName());
+
+            if (changes.has(Change.LEVEL)) {
+                ConstraintLayout.LayoutParams lp =
+                        (ConstraintLayout.LayoutParams) b.flowWrapper.getLayoutParams();
+                lp.setMarginStart(
+                        acc.getLevel() * rm.getDimensionPixelSize(R.dimen.thumb_row_height) / 3);
+            }
+
+            if (acc.hasSubAccounts()) {
+                b.accountExpanderContainer.setVisibility(View.VISIBLE);
+
+                if (changes.has(Change.EXPANDED)) {
+                    int wantedRotation = acc.isExpanded() ? 0 : 180;
+                    if (b.accountExpanderContainer.getRotation() != wantedRotation) {
+//                        Logger.debug("acc-ui",
+//                                String.format(Locale.ROOT, "Rotating %s to %d", acc.getName(),
+//                                        wantedRotation));
+                        b.accountExpanderContainer.animate()
+                                                  .rotation(wantedRotation);
+                    }
+                }
+            }
+            else {
+                b.accountExpanderContainer.setVisibility(View.GONE);
+            }
+
+            if (changes.has(Change.EXPANDED_AMOUNTS)) {
+                int amounts = acc.getAmountCount();
+                if ((amounts > AMOUNT_LIMIT) && !acc.amountsExpanded()) {
+                    b.accountRowAccAmounts.setText(acc.getAmountsString(AMOUNT_LIMIT));
+                    b.accountRowAmountsExpanderContainer.setVisibility(View.VISIBLE);
+                }
+                else {
+                    b.accountRowAccAmounts.setText(acc.getAmountsString());
+                    b.accountRowAmountsExpanderContainer.setVisibility(View.GONE);
+                }
+            }
         }
     }
 }