优化：手机号匹配通讯录联系人算法改进 #580

app/src/main/java/com/idormy/sms/forwarder/utils/PhoneUtils.kt

@@ -31,6 +31,7 @@ import com.xuexiang.xutil.data.DateUtils
 import com.xuexiang.xutil.resource.ResUtils.getString
 import java.text.SimpleDateFormat
 import java.util.Locale
+import kotlin.math.min
 
 @Suppress("DEPRECATION")
 class PhoneUtils private constructor() {
@@ -339,7 +340,7 @@ class PhoneUtils private constructor() {
 
         //获取联系人列表
         fun getContactInfoList(
-            limit: Int, offset: Int, phoneNumber: String?, name: String?
+            limit: Int, offset: Int, phoneNumber: String?, name: String?, isFuzzy: Boolean = true
         ): MutableList<ContactInfo> {
             val contactInfoList: MutableList<ContactInfo> = mutableListOf()
 
@@ -348,7 +349,11 @@ class PhoneUtils private constructor() {
                 val selectionArgs = ArrayList<String>()
                 if (!TextUtils.isEmpty(phoneNumber)) {
                     selection += " and replace(replace(" + ContactsContract.CommonDataKinds.Phone.NUMBER + ",' ',''),'-','') like ?"
-                    selectionArgs.add("%$phoneNumber%")
+                    if (isFuzzy) {
+                        selectionArgs.add("%$phoneNumber%")
+                    } else {
+                        selectionArgs.add("%$phoneNumber")
+                    }
                 }
                 if (!TextUtils.isEmpty(name)) {
                     selection += " and " + ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME + " like ?"
@@ -396,7 +401,61 @@ class PhoneUtils private constructor() {
         fun getContactByNumber(phoneNumber: String?): MutableList<ContactInfo> {
             val contactInfoList = mutableListOf<ContactInfo>()
             if (TextUtils.isEmpty(phoneNumber)) return contactInfoList
-            return getContactInfoList(1, 0, phoneNumber, null)
+
+            // 去除国际区号、空格、括号、横线等字符
+            val normalizedInputNumber = if (phoneNumber!!.startsWith("+") && phoneNumber.length > 4) {
+                phoneNumber.substring(4).replace("[^0-9]".toRegex(), "")
+            } else {
+                phoneNumber.replace("[^0-9]".toRegex(), "")
+            }
+
+            contactInfoList.addAll(getContactInfoList(99, 0, normalizedInputNumber, null, false))
+            if (contactInfoList.isEmpty() || contactInfoList.size == 1) {
+                return contactInfoList
+            }
+
+            // 计算每个联系人的匹配长度和优先级
+            val scoredContacts = contactInfoList.map { contact ->
+                //去除空格、括号、横线等字符
+                val normalizedContactNumber = contact.phoneNumber.replace("[^0-9]".toRegex(), "")
+                val matchLength = calculateMatchLength(normalizedInputNumber, normalizedContactNumber)
+                // 优先级规则：
+                // 1. 完全匹配（输入手机号与联系人手机号完全一致）：优先级 2
+                // 2. 匹配长度等于输入手机号长度：优先级 1
+                // 3. 其他情况：优先级 0
+                val priority = when {
+                    normalizedInputNumber == normalizedContactNumber -> 2
+                    matchLength == normalizedInputNumber.length -> 1
+                    else -> 0
+                }
+                contact to Pair(matchLength, priority)
+            }.sortedWith(compareByDescending<Pair<ContactInfo, Pair<Int, Int>>> { it.second.first } // 按匹配长度降序
+                .thenByDescending { it.second.second }) // 按优先级降序
+
+            // 返回匹配长度最长且优先级最高的联系人列表
+            val maxMatchLength = scoredContacts.first().second.first
+            val maxPriority = scoredContacts.first().second.second
+            return scoredContacts
+                .filter { it.second.first == maxMatchLength && it.second.second == maxPriority }
+                .map { it.first }
+                .toMutableList()
+        }
+
+        // 计算从右向左的匹配长度
+        private fun calculateMatchLength(number1: String, number2: String): Int {
+            var matchLength = 0
+            val minLength = min(number1.length, number2.length)
+
+            // 从右向左逐位比较
+            for (i in 1..minLength) {
+                if (number1[number1.length - i] == number2[number2.length - i]) {
+                    matchLength++
+                } else {
+                    break // 遇到不匹配的字符，停止比较
+                }
+            }
+
+            return matchLength
         }
 
         //获取通话记录转发内容
@@ -590,4 +649,4 @@ class PhoneUtils private constructor() {
     init {
         throw UnsupportedOperationException("u can't instantiate me...")
     }
-}
+}