/*
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* Copyright (c) 2020 WildFireChat. All rights reserved.
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*/
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package cn.wildfire.chat.kit.contact;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.TextView;
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import androidx.annotation.Nullable;
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import androidx.lifecycle.ViewModelProviders;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import butterknife.BindView;
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import butterknife.ButterKnife;
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import cn.wildfire.chat.kit.R;
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import cn.wildfire.chat.kit.R2;
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import cn.wildfire.chat.kit.contact.model.FooterValue;
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import cn.wildfire.chat.kit.contact.model.HeaderValue;
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import cn.wildfire.chat.kit.contact.model.UIUserInfo;
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import cn.wildfire.chat.kit.contact.viewholder.footer.FooterViewHolder;
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import cn.wildfire.chat.kit.contact.viewholder.header.HeaderViewHolder;
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import cn.wildfire.chat.kit.widget.ProgressFragment;
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import cn.wildfire.chat.kit.widget.QuickIndexBar;
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import java.util.List;
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public abstract class BaseUserListFragment extends ProgressFragment implements QuickIndexBar.OnLetterUpdateListener, UserListAdapter.OnUserClickListener, UserListAdapter.OnHeaderClickListener, UserListAdapter.OnFooterClickListener {
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@BindView(R2.id.usersRecyclerView)
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RecyclerView usersRecyclerView;
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@BindView(R2.id.quickIndexBar)
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QuickIndexBar quickIndexBar;
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@BindView(R2.id.indexLetterTextView)
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TextView indexLetterTextView;
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protected UserListAdapter userListAdapter;
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private LinearLayoutManager linearLayoutManager;
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protected ContactViewModel contactViewModel;
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private boolean showQuickIndexBar;
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@Override
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public void onCreate(@Nullable Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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contactViewModel = ViewModelProviders.of(getActivity()).get(ContactViewModel.class);
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}
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@Override
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protected int contentLayout() {
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return getContentLayoutResId();
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}
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@Override
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protected void afterViews(View view) {
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ButterKnife.bind(this, view);
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initView();
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}
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public void showUserListVisiable(boolean visiable) {
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if (visiable) {
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usersRecyclerView.setVisibility(View.VISIBLE);
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} else {
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usersRecyclerView.setVisibility(View.GONE);
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}
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}
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private void initView() {
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userListAdapter = onCreateUserListAdapter();
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userListAdapter.setOnUserClickListener(this);
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userListAdapter.setOnHeaderClickListener(this);
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userListAdapter.setOnFooterClickListener(this);
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initHeaderViewHolders();
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initFooterViewHolders();
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usersRecyclerView.setAdapter(userListAdapter);
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linearLayoutManager = new LinearLayoutManager(getActivity());
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usersRecyclerView.setLayoutManager(linearLayoutManager);
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if (showQuickIndexBar) {
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quickIndexBar.setVisibility(View.VISIBLE);
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quickIndexBar.setOnLetterUpdateListener(this);
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} else {
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quickIndexBar.setVisibility(View.GONE);
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}
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}
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public void initHeaderViewHolders() {
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// no header
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}
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public void initFooterViewHolders() {
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// no footer
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}
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/**
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* 一定要包含一个id为contactRecyclerView的RecyclerView
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*
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* @return
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*/
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protected int getContentLayoutResId() {
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return R.layout.contact_contacts_fragment;
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}
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/**
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* the data for this userListAdapter should be set here
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*
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* @return
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*/
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protected UserListAdapter onCreateUserListAdapter() {
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userListAdapter = new UserListAdapter(this);
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return userListAdapter;
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}
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protected void addHeaderViewHolder(Class<? extends HeaderViewHolder> clazz, int layoutResId, HeaderValue value) {
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userListAdapter.addHeaderViewHolder(clazz, layoutResId, value);
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// to do notify header changed
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}
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protected void addFooterViewHolder(Class<? extends FooterViewHolder> clazz, int layoutResId, FooterValue value) {
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userListAdapter.addFooterViewHolder(clazz, layoutResId, value);
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}
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@Override
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public void onLetterUpdate(String letter) {
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indexLetterTextView.setVisibility(View.VISIBLE);
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indexLetterTextView.setText(letter);
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List<UIUserInfo> data = userListAdapter.getUsers();
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if(data == null || data.isEmpty()){
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return;
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}
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if ("↑".equalsIgnoreCase(letter)) {
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linearLayoutManager.scrollToPositionWithOffset(0, 0);
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} else if ("☆".equalsIgnoreCase(letter)) {
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linearLayoutManager.scrollToPositionWithOffset(userListAdapter.headerCount(), 0);
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} else if ("#".equalsIgnoreCase(letter)) {
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for (int i = 0; i < data.size(); i++) {
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UIUserInfo friend = data.get(i);
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if (friend.getCategory().equals("#")) {
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linearLayoutManager.scrollToPositionWithOffset(userListAdapter.headerCount() + i, 0);
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break;
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}
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}
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} else {
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for (int i = 0; i < data.size(); i++) {
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UIUserInfo friend = data.get(i);
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if (friend.getCategory().compareTo(letter) >= 0) {
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linearLayoutManager.scrollToPositionWithOffset(i + userListAdapter.headerCount(), 0);
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break;
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}
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}
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}
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}
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@Override
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public void onLetterCancel() {
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indexLetterTextView.setVisibility(View.GONE);
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}
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/**
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* 是否显示快速导航条
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*
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* @param show
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*/
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public void showQuickIndexBar(boolean show) {
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this.showQuickIndexBar = show;
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if (quickIndexBar != null) {
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quickIndexBar.setVisibility(show ? View.VISIBLE : View.GONE);
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quickIndexBar.setOnLetterUpdateListener(this);
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quickIndexBar.invalidate();
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}
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}
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@Override
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public void onUserClick(UIUserInfo userInfo) {
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}
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@Override
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public void onHeaderClick(int index) {
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}
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@Override
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public void onFooterClick(int index) {
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}
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}
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