日报2025311

今日完成了android studio负责前端与后端的用户账号注册与登录功能

package com.example.sanpaias.activity

import android.content.Intent
import android.content.SharedPreferences
import android.os.Bundle
import android.view.View
import android.widget.CheckBox
import android.widget.TextView
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.lifecycle.lifecycleScope
import com.example.sanpaias.R
import com.example.sanpaias.activity.dashboard.DashboardActivity
import com.example.sanpaias.model.LoginRequest
import com.example.sanpaias.network.RetrofitClient
import com.google.android.material.textfield.TextInputEditText
import com.google.gson.Gson
import kotlinx.coroutines.launch

class LoginActivity : AppCompatActivity() {
    
    private lateinit var etAccount: TextInputEditText
    private lateinit var etPassword: TextInputEditText
    private lateinit var cbRememberMe: CheckBox
    private lateinit var progressBar: View
    private lateinit var sharedPreferences: SharedPreferences
    
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_login)
        
        // 初始化视图
        etAccount = findViewById(R.id.etAccount)
        etPassword = findViewById(R.id.etPassword)
        cbRememberMe = findViewById(R.id.cbRememberMe)
        progressBar = findViewById(R.id.progressBar)
        
        // 初始化SharedPreferences
        sharedPreferences = getSharedPreferences("user_prefs", MODE_PRIVATE)
        
        // 登录按钮点击事件
        findViewById<View>(R.id.btnLogin).setOnClickListener {
            login()
        }
        
        // 注册链接点击事件
        findViewById<TextView>(R.id.tvRegisterLink).setOnClickListener {
            startActivity(Intent(this, RegisterActivity::class.java))
        }
        
        // 检查是否已登录
        checkAutoLogin()
    }
    
    private fun checkAutoLogin() {
        // 显示加载进度
        progressBar.visibility = View.VISIBLE
        
        // 检查是否有保存的用户信息
        val userJson = sharedPreferences.getString("user_info", null)
        val savedAccount = sharedPreferences.getString("account", null)
        val savedPassword = sharedPreferences.getString("password", null)
        
        if (userJson != null && savedAccount != null && savedPassword != null) {
            // 自动填充账号密码
            etAccount.setText(savedAccount)
            etPassword.setText(savedPassword)
            
            // 自动登录
            lifecycleScope.launch {
                try {
                    val request = LoginRequest(savedAccount, savedPassword)
                    val response = RetrofitClient.instance.login(request)
                    
                    if (response.isSuccessful) {
                        val apiResponse = response.body()
                        if (apiResponse?.code == 200) {
                            // 登录成功，跳转到主页
                            val intent = Intent(this@LoginActivity, DashboardActivity::class.java)
                            startActivity(intent)
                            finish()
                        } else {
                            // 自动登录失败，隐藏加载进度
                            progressBar.visibility = View.GONE
                        }
                    } else {
                        // 自动登录失败，隐藏加载进度
                        progressBar.visibility = View.GONE
                    }
                } catch (e: Exception) {
                    // 自动登录异常，隐藏加载进度
                    progressBar.visibility = View.GONE
                }
            }
        } else {
            // 没有保存的用户信息，隐藏加载进度
            progressBar.visibility = View.GONE
        }
    }
    
    private fun login() {
        val account = etAccount.text.toString().trim()
        val password = etPassword.text.toString().trim()
        
        if (account.isEmpty() || password.isEmpty()) {
            Toast.makeText(this, "请输入账号和密码", Toast.LENGTH_SHORT).show()
            return
        }
        
        // 显示加载进度
        progressBar.visibility = View.VISIBLE
        
        lifecycleScope.launch {
            try {
                val request = LoginRequest(account, password)
                val response = RetrofitClient.instance.login(request)
                
                // 隐藏加载进度
                progressBar.visibility = View.GONE
                
                if (response.isSuccessful) {
                    val apiResponse = response.body()
                    if (apiResponse?.code == 200) {
                        // 登录成功
                        Toast.makeText(this@LoginActivity, "登录成功", Toast.LENGTH_SHORT).show()
                        
                        // 保存用户信息
                        val userJson = Gson().toJson(apiResponse.data)
                        sharedPreferences.edit().apply {
                            putString("user_info", userJson)
                            
                            // 如果选择了记住密码，保存账号密码
                            if (cbRememberMe.isChecked) {
                                putString("account", account)
                                putString("password", password)
                            } else {
                                remove("account")
                                remove("password")
                            }
                            apply()
                        }
                        
                        // 跳转到主页
                        val intent = Intent(this@LoginActivity, DashboardActivity::class.java)
                        startActivity(intent)
                        finish()
                    } else {
                        // 登录失败
                        Toast.makeText(this@LoginActivity, apiResponse?.msg ?: "登录失败", Toast.LENGTH_SHORT).show()
                    }
                } else {
                    // 请求失败
                    Toast.makeText(this@LoginActivity, "网络请求失败: ${response.code()}", Toast.LENGTH_SHORT).show()
                }
            } catch (e: Exception) {
                // 异常处理
                progressBar.visibility = View.GONE
                Toast.makeText(this@LoginActivity, "登录异常: ${e.message}", Toast.LENGTH_SHORT).show()
            }
        }
    }
}

package com.example.sanpaias.activity

import android.content.Intent
import android.os.Bundle
import android.view.View
import android.widget.TextView
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.lifecycle.lifecycleScope
import com.example.sanpaias.R
import com.example.sanpaias.model.RegisterRequest
import com.example.sanpaias.network.RetrofitClient
import com.google.android.material.textfield.TextInputEditText
import kotlinx.coroutines.launch

class RegisterActivity : AppCompatActivity() {
    
    private lateinit var etUsername: TextInputEditText
    private lateinit var etPhone: TextInputEditText
    private lateinit var etEmail: TextInputEditText
    private lateinit var etPassword: TextInputEditText
    private lateinit var etConfirmPassword: TextInputEditText
    private lateinit var progressBar: View
    
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_register)
        
        // 初始化视图
        etUsername = findViewById(R.id.etUsername)
        etPhone = findViewById(R.id.etPhone)
        etEmail = findViewById(R.id.etEmail)
        etPassword = findViewById(R.id.etPassword)
        etConfirmPassword = findViewById(R.id.etConfirmPassword)
        progressBar = findViewById(R.id.progressBar)
        
        // 注册按钮点击事件
        findViewById<View>(R.id.btnRegister).setOnClickListener {
            register()
        }
        
        // 登录链接点击事件
        findViewById<TextView>(R.id.tvLoginLink).setOnClickListener {
            finish() // 返回登录页
        }
    }
    
    private fun register() {
        val username = etUsername.text.toString().trim()
        val phone = etPhone.text.toString().trim()
        val email = etEmail.text.toString().trim()
        val password = etPassword.text.toString().trim()
        val confirmPassword = etConfirmPassword.text.toString().trim()
        
        // 输入验证
        if (username.isEmpty() || phone.isEmpty() || email.isEmpty() || password.isEmpty()) {
            Toast.makeText(this, "请填写完整注册信息", Toast.LENGTH_SHORT).show()
            return
        }
        
        if (password != confirmPassword) {
            Toast.makeText(this, "两次输入的密码不一致", Toast.LENGTH_SHORT).show()
            return
        }
        
        // 手机号格式验证
        if (!phone.matches(Regex("^1[3-9]\\d{9}$"))) {
            Toast.makeText(this, "请输入正确的手机号", Toast.LENGTH_SHORT).show()
            return
        }
        
        // 邮箱格式验证
        if (!android.util.Patterns.EMAIL_ADDRESS.matcher(email).matches()) {
            Toast.makeText(this, "请输入正确的邮箱地址", Toast.LENGTH_SHORT).show()
            return
        }
        
        // 显示加载进度
        progressBar.visibility = View.VISIBLE
        
        // 发起注册请求
        lifecycleScope.launch {
            try {
                val request = RegisterRequest(username, phone, email, password)
                val response = RetrofitClient.instance.register(request)
                
                // 隐藏加载进度
                progressBar.visibility = View.GONE
                
                if (response.isSuccessful) {
                    val apiResponse = response.body()
                    if (apiResponse?.code == 200) {
                        // 注册成功
                        Toast.makeText(this@RegisterActivity, "注册成功，请登录", Toast.LENGTH_SHORT).show()
                        finish() // 返回登录页
                    } else {
                        // 注册失败
                        Toast.makeText(this@RegisterActivity, apiResponse?.msg ?: "注册失败", Toast.LENGTH_SHORT).show()
                    }
                } else {
                    // 请求失败
                    Toast.makeText(this@RegisterActivity, "网络请求失败: ${response.code()}", Toast.LENGTH_SHORT).show()
                }
            } catch (e: Exception) {
                // 异常处理
                progressBar.visibility = View.GONE
                Toast.makeText(this@RegisterActivity, "注册异常: ${e.message}", Toast.LENGTH_SHORT).show()
            }
        }
    }
}