mirror of https://github.com/tasks/tasks
Animate filter recycler view changes
Alex Baker
5 years ago
parent
c2c78512dc
commit
1a05278ab0
@ -0,0 +1,19 @@
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package com.todoroo.astrid.core;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.DiffUtil;
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public class CriterionDiffCallback extends DiffUtil.ItemCallback<CriterionInstance> {
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@Override
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public boolean areItemsTheSame(
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@NonNull CriterionInstance oldItem, @NonNull CriterionInstance newItem) {
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return oldItem.getId().equals(newItem.getId());
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}
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@Override
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public boolean areContentsTheSame(
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@NonNull CriterionInstance oldItem, @NonNull CriterionInstance newItem) {
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return oldItem.equals(newItem);
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}
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}
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@ -1,135 +1,56 @@
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/*
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* Copyright (c) 2012 Todoroo Inc
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*
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* See the file "LICENSE" for the full license governing this code.
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*/
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package com.todoroo.astrid.core;
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import static com.google.common.collect.Lists.transform;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.AsyncListDiffer;
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import androidx.recyclerview.widget.RecyclerView;
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import com.google.common.base.Joiner;
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import com.todoroo.andlib.sql.UnaryCriterion;
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import com.todoroo.astrid.dao.TaskDao.TaskCriteria;
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import com.todoroo.astrid.data.Task;
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import java.util.HashMap;
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import com.google.common.collect.ImmutableList;
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import java.util.List;
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import java.util.Map;
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import java.util.Map.Entry;
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import org.tasks.Callback;
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import org.tasks.R;
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import org.tasks.locale.Locale;
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public class CustomFilterAdapter extends RecyclerView.Adapter<CriterionViewHolder> {
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private final Callback<CriterionInstance> onClick;
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private final List<CriterionInstance> objects;
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private final Callback<String> onClick;
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private final Locale locale;
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private final AsyncListDiffer<CriterionInstance> differ;
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public CustomFilterAdapter(
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List<CriterionInstance> objects,
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Locale locale,
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Callback<CriterionInstance> onClick) {
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this.objects = objects;
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List<CriterionInstance> objects, Locale locale, Callback<String> onClick) {
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this.locale = locale;
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this.onClick = onClick;
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differ = new AsyncListDiffer<>(this, new CriterionDiffCallback());
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submitList(objects);
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}
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@NonNull
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@Override
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public CriterionViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
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LayoutInflater inflater = LayoutInflater.from(parent.getContext());
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return new CriterionViewHolder(
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inflater.inflate(R.layout.custom_filter_row, parent, false), locale, onClick);
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View view =
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LayoutInflater.from(parent.getContext()).inflate(R.layout.custom_filter_row, parent, false);
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return new CriterionViewHolder(view, locale, onClick);
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}
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@Override
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public void onBindViewHolder(@NonNull CriterionViewHolder holder, int position) {
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holder.bind(getItem(position));
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}
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public List<CriterionInstance> getItems() {
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return objects;
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holder.bind(getItems().get(position));
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}
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@Override
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public int getItemCount() {
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return objects.size();
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}
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private String getValue(CriterionInstance instance) {
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String value = instance.getValueFromCriterion();
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if (value == null && instance.criterion.sql != null && instance.criterion.sql.contains("?")) {
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value = "";
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}
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return value;
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}
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public String getSql() {
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StringBuilder sql = new StringBuilder(" WHERE ");
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for (CriterionInstance instance : objects) {
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String value = getValue(instance);
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switch (instance.type) {
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case CriterionInstance.TYPE_ADD:
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sql.append("OR ");
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break;
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case CriterionInstance.TYPE_SUBTRACT:
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sql.append("AND NOT ");
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break;
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case CriterionInstance.TYPE_INTERSECT:
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sql.append("AND ");
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break;
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}
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// special code for all tasks universe
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if (instance.type == CriterionInstance.TYPE_UNIVERSE || instance.criterion.sql == null) {
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sql.append(TaskCriteria.activeAndVisible()).append(' ');
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} else {
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String subSql = instance.criterion.sql.replace("?", UnaryCriterion.sanitize(value));
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sql.append(Task.ID).append(" IN (").append(subSql).append(") ");
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}
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}
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return sql.toString();
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}
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public Map<String, Object> getValues() {
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Map<String, Object> values = new HashMap<>();
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for (CriterionInstance instance : objects) {
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String value = getValue(instance);
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if (instance.criterion.valuesForNewTasks != null
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&& instance.type == CriterionInstance.TYPE_INTERSECT) {
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for (Entry<String, Object> entry : instance.criterion.valuesForNewTasks.entrySet()) {
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values.put(
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entry.getKey().replace("?", value), entry.getValue().toString().replace("?", value));
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}
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}
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}
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return values;
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}
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public String getCriterion() {
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return Joiner.on("\n").join(transform(objects, CriterionInstance::serialize));
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}
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public CriterionInstance getItem(int position) {
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return objects.get(position);
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}
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public void remove(CriterionInstance criterionInstance) {
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objects.remove(criterionInstance);
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return getItems().size();
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}
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public void replace(CriterionInstance replace, CriterionInstance instance) {
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objects.set(objects.indexOf(replace), instance);
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public void submitList(List<CriterionInstance> criteria) {
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differ.submitList(ImmutableList.copyOf(transform(criteria, CriterionInstance::new)));
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}
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public void add(CriterionInstance instance) {
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objects.add(instance);
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private List<CriterionInstance> getItems() {
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return differ.getCurrentList();
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}
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}
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