package com.example.firstapp.ui.invitation
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import android.app.Dialog
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import android.content.ClipData
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import android.content.ClipboardManager
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import android.content.Context
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import android.content.Intent
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import android.graphics.Bitmap
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import android.graphics.Color
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import android.graphics.drawable.BitmapDrawable
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import android.graphics.drawable.ColorDrawable
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import android.net.Uri
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import android.os.Bundle
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import android.os.Handler
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import android.os.Looper
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import android.text.Html
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import android.util.TypedValue
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import android.view.View
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import android.view.ViewGroup
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import android.widget.Button
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import android.widget.ImageView
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import android.widget.LinearLayout
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import android.widget.TextView
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import android.widget.Toast
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import androidx.appcompat.app.AppCompatActivity
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import androidx.core.content.ContextCompat
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import androidx.core.content.FileProvider
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import androidx.lifecycle.lifecycleScope
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.LinearSmoothScroller
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import androidx.recyclerview.widget.RecyclerView
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import com.example.firstapp.App.Companion.context
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import com.example.firstapp.R
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import com.example.firstapp.adapter.InvitationAdapter
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import com.example.firstapp.adapter.InvitationRecord2Adapter
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import com.example.firstapp.adapter.InvitationRecordAdapter
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import com.example.firstapp.database.request.SmsLoginRequest
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import com.example.firstapp.database.service.RetrofitClient
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import com.example.firstapp.entity.InvitationRecord
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import com.example.firstapp.utils.Log
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import com.example.firstapp.utils.PreferencesManager
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.withContext
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import java.io.File
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import java.io.FileOutputStream
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import kotlin.math.abs
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class InvitationActivity : AppCompatActivity() {
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private lateinit var recyclerSuccessView: RecyclerView
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private lateinit var recyclerRecordView: RecyclerView
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private lateinit var adapter: InvitationAdapter
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// private lateinit var recordadapter: InvitationRecordAdapter
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private var data = mutableListOf<InvitationRecord>()
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private var recorddata = mutableListOf<InvitationRecord>()
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private val handler = Handler(Looper.getMainLooper())
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private val scrollInterval = 3000L
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private var currentScrollPosition = 0
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private var currentRecordScrollPosition = 0
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private var itemHeight = 0 // 动态存储item高度
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private lateinit var invitedRecordRecyclerView2: RecyclerView
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private lateinit var invitationAdapter: InvitationRecord2Adapter
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_invitation_main)
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// 初始化视图
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initViews()
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//初始化Adapter
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initSuccessAdapter()
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// initRecorddapter()
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//加载数据
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getInvitereward()
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//启动轮播
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startAutoScroll()
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//分享
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val btnInvite = findViewById<Button>(R.id.btnInvite)
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btnInvite.setOnClickListener {
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showImagePreviewDialog()
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}
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//邀请码
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val invitationCodeText = findViewById<TextView>(R.id.invitationCodeText)
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invitationCodeText.text = formatInvitationCode(PreferencesManager.getInviteCode());
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findViewById<Button>(R.id.copyButton).setOnClickListener {
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val clipboard = getSystemService(CLIPBOARD_SERVICE) as ClipboardManager
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val clip = ClipData.newPlainText(
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"邀请码",
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invitationCodeText.text.toString().replace(" ", "") // 复制时去掉空格
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)
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clipboard.setPrimaryClip(clip)
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Toast.makeText(this, "已复制邀请码", Toast.LENGTH_SHORT).show()
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}
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}
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private fun initViews() {
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findViewById<TextView>(R.id.tv_notic).apply {
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text = Html.fromHtml(getString(R.string.invite_reward_text), Html.FROM_HTML_MODE_LEGACY)
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}
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// 成功列表
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recyclerSuccessView = findViewById(R.id.invitationsuccessRecyclerView)
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recyclerSuccessView.viewTreeObserver.addOnGlobalLayoutListener {
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if (recyclerSuccessView.childCount > 0) {
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val expectedHeight = dpToPx(60f)
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if (itemHeight != expectedHeight) {
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for (i in 0 until recyclerSuccessView.childCount) {
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recyclerSuccessView.getChildAt(i).layoutParams.height = expectedHeight
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}
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recyclerSuccessView.requestLayout()
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itemHeight = expectedHeight
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}
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}
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}
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recyclerSuccessView.layoutManager = object : LinearLayoutManager(this) {
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override fun onMeasure(
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recycler: RecyclerView.Recycler,
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state: RecyclerView.State,
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widthSpec: Int, heightSpec: Int
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) {
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if (itemHeight > 0) {
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setMeasuredDimension(
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View.resolveSize(widthSpec, width),
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itemHeight
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)
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} else {
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val defaultHeight = TypedValue.applyDimension(
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TypedValue.COMPLEX_UNIT_DIP, 60f,
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resources.displayMetrics
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).toInt()
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setMeasuredDimension(
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View.resolveSize(widthSpec, width),
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defaultHeight
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)
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}
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}
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}
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// 记录列表
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// recyclerRecordView = findViewById(R.id.invitationrecordRecyclerView)
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// recyclerRecordView.layoutManager = LinearLayoutManager(this)
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}
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private fun initSuccessAdapter() {
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adapter = InvitationAdapter(this, data).apply {
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registerAdapterDataObserver(object : RecyclerView.AdapterDataObserver() {
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override fun onItemRangeInserted(positionStart: Int, itemCount: Int) {
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// 数据插入时检查高度
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recyclerSuccessView.post {
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if (recyclerSuccessView.childCount > 0) {
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itemHeight = recyclerSuccessView.getChildAt(0).height
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}
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}
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}
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})
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}
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recyclerSuccessView.adapter = adapter
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}
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// private fun initRecorddapter() {
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// recordadapter = InvitationRecordAdapter(this, recorddata)
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// recyclerRecordView.adapter = recordadapter
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// }
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// private fun initRecorddapter() {
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// recordadapter = InvitationRecordAdapter(this, recorddata).apply {
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// registerAdapterDataObserver(object : RecyclerView.AdapterDataObserver() {
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// override fun onItemRangeInserted(positionStart: Int, itemCount: Int) {
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// // 数据插入时检查高度
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// recyclerRecordView.post {
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// if (recyclerRecordView.childCount > 0) {
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// itemHeight = recyclerRecordView.getChildAt(0).height
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// }
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// }
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// }
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// })
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// }
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// recyclerRecordView.adapter = recordadapter
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// }
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private fun getInvitereward() {
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lifecycleScope.launch {
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try {
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val response = RetrofitClient.apiService.getInvitereward()
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if (response.code == "0") {
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response.data?.let { records ->
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// 正确更新现有列表（保持原有引用）
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data.apply {
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clear()
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addAll(records.successInvite ?: emptyList())
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}
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recorddata.apply {
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clear()
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addAll(records.myInvite ?: emptyList()) // 注意这里使用myInvite
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}
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// 加载适配器
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invitedRecordRecyclerView2 = findViewById(R.id.invited_record_recycler_view_2)
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invitedRecordRecyclerView2.layoutManager = LinearLayoutManager(this@InvitationActivity)
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invitationAdapter = InvitationRecord2Adapter(records.myInvite)
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invitedRecordRecyclerView2.adapter = invitationAdapter
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// 在UI线程更新适配器
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withContext(Dispatchers.Main) {
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adapter.notifyDataSetChanged()
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// recordadapter.notifyDataSetChanged()
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}
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} ?: run {
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Log.w("API", "Response data is null")
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}
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} else {
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Log.w("API", "Server error: ${response.msg}")
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}
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} catch (e: Exception) {
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Log.e("getinviterewardError", "message: ${e.message}", e)
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withContext(Dispatchers.Main) {
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Toast.makeText(context, "请求失败: ${e.message}", Toast.LENGTH_SHORT).show()
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}
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}
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}
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}
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private fun showImagePreviewDialog() {
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val dialog = Dialog(this, android.R.style.Theme_Translucent_NoTitleBar).apply {
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// 设置全屏+透明背景
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window?.apply {
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setLayout(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT)
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setBackgroundDrawable(ColorDrawable(Color.TRANSPARENT))
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}
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setContentView(R.layout.dialog_image_preview)
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setCancelable(true) // 点击空白处可关闭
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val imageView = findViewById<ImageView>(R.id.ivPreview)
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// 长按分享（不关闭对话框）
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imageView.setOnLongClickListener {
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shareImageToWechat()
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true
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}
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// 点击图片关闭（可选）
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imageView.setOnClickListener {
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dismiss()
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}
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}
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dialog.show()
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}
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// 分享资源图片到微信
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private fun shareImageToWechat() {
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try {
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// 1. 将 drawable 图片保存到缓存目录
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val drawable = ContextCompat.getDrawable(this, R.drawable.invite)!!
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val bitmap = (drawable as BitmapDrawable).bitmap
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// 2. 创建临时图片文件
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val cacheDir = File(cacheDir, "shared_images").apply { mkdirs() }
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val imageFile = File(cacheDir, "invite.jpg") // 指定文件名
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FileOutputStream(imageFile).use { out ->
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bitmap.compress(Bitmap.CompressFormat.JPEG, 90, out)
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}
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// 3. 使用 FileProvider 获取 URI
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val imageUri = FileProvider.getUriForFile(
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this,
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"${packageName}.fileprovider",
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imageFile
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)
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// 4. 创建分享 Intent
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val intent = Intent().apply {
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action = Intent.ACTION_SEND
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type = "image/jpeg"
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putExtra(Intent.EXTRA_STREAM, imageUri)
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flags = Intent.FLAG_GRANT_READ_URI_PERMISSION
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setPackage("com.tencent.mm") // 指定微信包名
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}
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// 5. 启动分享选择器
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val chooserIntent = Intent.createChooser(intent, "分享邀请图片")
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if (intent.resolveActivity(packageManager) != null) {
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startActivity(chooserIntent)
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} else {
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Toast.makeText(this, "未找到可分享的应用", Toast.LENGTH_SHORT).show()
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}
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} catch (e: Exception) {
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Toast.makeText(this, "分享失败: ${e.message}", Toast.LENGTH_SHORT).show()
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}
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}
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private fun formatInvitationCode(code: String): String {
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return if (code.length > 1) {
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code.chunked(1).joinToString(" ")
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} else {
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code
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}
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}
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private val scrollRunnable = object : Runnable {
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override fun run() {
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if (data.isEmpty() || itemHeight <= 0) {
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handler.postDelayed(this, scrollInterval)
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return
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}
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// 使用取模运算确保位置在有效范围内
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currentScrollPosition++
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// 创建自定义平滑滚动器
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val smoothScroller = object : LinearSmoothScroller(this@InvitationActivity) {
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override fun getVerticalSnapPreference(): Int = SNAP_TO_START
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override fun calculateDyToMakeVisible(view: View, snapPreference: Int): Int {
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// 计算需要滚动的距离，确保完整显示下一个item
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val top = view.top
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val height = view.height
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return when {
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snapPreference == SNAP_TO_START -> -top
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snapPreference == SNAP_TO_END -> -(top - (recyclerSuccessView.height - height))
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else -> -(top - (recyclerSuccessView.height / 2 - height / 2))
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}
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}
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override fun calculateTimeForScrolling(dx: Int): Int {
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// 根据滚动距离动态计算时间，保持匀速
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return maxOf((500f * abs(dx) / itemHeight).toInt(), 200)
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}
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}.apply {
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targetPosition = currentScrollPosition
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}
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// 启动平滑滚动
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recyclerSuccessView.layoutManager?.startSmoothScroll(smoothScroller)
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// 更智能的边界检测
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(recyclerSuccessView.layoutManager as? LinearLayoutManager)?.let { lm ->
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val lastVisible = lm.findLastVisibleItemPosition()
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val totalItems = adapter.itemCount
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// 当接近"虚拟列表"末尾时，跳转到中间位置
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if (lastVisible >= totalItems - 3) {
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val jumpPosition = (totalItems / 2) * (Int.MAX_VALUE / totalItems)
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currentScrollPosition = jumpPosition
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recyclerSuccessView.scrollToPosition(jumpPosition)
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}
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}
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handler.postDelayed(this, scrollInterval)
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}
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}
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private fun dpToPx(dp: Float): Int {
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return (dp * resources.displayMetrics.density).toInt()
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}
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private fun startAutoScroll() {
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handler.removeCallbacks(scrollRunnable) // 先移除之前的回调
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handler.postDelayed(scrollRunnable, scrollInterval)
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}
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override fun onPause() {
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handler.removeCallbacks(scrollRunnable)
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super.onPause()
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}
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override fun onResume() {
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super.onResume()
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startAutoScroll()
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}
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}
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