<template>
	<view class="page-wrapper">
		<scroll-view class="login-container" scroll-y="true" show-scrollbar="false">
			<!-- Language switch button -->
			<view class="language-switch">
				<button class="language-btn" @click="toggleLanguage">
					{{ currentLocale === 'zh-CN' ? 'EN' : '中' }}
				</button>
			</view>

			<!-- Unified content container -->
			<view class="content-wrapper">
				<!-- Logo section -->
				<view class="logo-section">
					<text class="app-title">Trainning Monitor</text>
					<text class="page-title">{{ $t('user.login.title') }}</text>
					<text class="page-subtitle">{{ $t('user.login.subtitle') }}</text>
				</view>

				<!-- Form container -->
				<view class="form-container">
					<form @submit="onSubmit">
						<!-- Email input -->
						<view class="input-group" :class="{ 'input-error': emailError }">
							<text class="input-label">{{ $t('user.login.email') }}</text>
							<input class="input-field" name="email" type="text" :value="email"
								:placeholder="$t('user.login.email_placeholder')" @blur="validateEmail" />
							<text v-if="emailError" class="error-text">{{ emailError }}</text>
						</view>

						<!-- Password input -->
						<view class="input-group" :class="{ 'input-error': passwordError }">
							<text class="input-label">{{ $t('user.login.password') }}</text>
							<view class="password-input-container">
								<input class="input-field" name="password" :type="showPassword ? 'text' : 'password'"
									:value="password" :placeholder="$t('user.login.password_placeholder')"
									@blur="validatePassword" />
								<view class="password-toggle" @click="showPassword = !showPassword">
									<text class="toggle-icon">{{ showPassword ? '👁' : '🙈' }}</text>
								</view>
							</view>
							<text v-if="passwordError" class="error-text">{{ passwordError }}</text>
						</view>

						<!-- Additional options -->
						<view class="options-row">
							<view class="remember-me">
								<checkbox value="rememberMe" color="#2196f3" />
								<text class="remember-me-text">{{ $t('user.login.remember_me') }}</text>
							</view>
							<text class="forgot-password" @click="navigateToForgotPassword">
								{{ $t('user.login.forgot_password') }}
							</text>
						</view>

						<!-- Login button -->
						<button form-type="submit" class="login-button" :disabled="isLoading" :loading="isLoading">
							{{ $t('user.login.login_button') }}
						</button>

						<!-- General error message -->
						<text v-if="generalError" class="general-error">{{ generalError }}</text>
					</form>

					<!-- Social login options -->
					<view class="social-login">
						<text class="social-login-text">{{ $t('user.login.or_login_with') }}</text>
						<view class="social-buttons">
							<button class="social-button wechat" @click="socialLogin('WeChat')">
								<text class="social-icon">🟩</text>
							</button>
							<button class="social-button qq" @click="socialLogin('QQ')">
								<text class="social-icon">🔵</text>
							</button>
							<button class="social-button sms" @click="socialLogin('SMS')">
								<text class="social-icon">✉️</text>
							</button>
						</view>
					</view>

					<!-- Register option -->
					<view class="register-option">
						<text class="register-text">{{ $t('user.login.no_account') }}</text>
						<text class="register-link"
							@click="navigateToRegister">{{ $t('user.login.register_now') }}</text>
					</view>
				</view>
			</view>
		</scroll-view>
	</view>
</template>

<script lang="uts">
	import {HOME_REDIRECT,TABORPAGE} from '@/ak/config.uts'
	import type { AkReqOptions, AkReqResponse, AkReqError } from '@/uni_modules/ak-req/index.uts';
	import supa from '@/components/supadb/aksupainstance.uts';
	import { getCurrentUser, logout } from '@/utils/store.uts';
	import { switchLocale, getCurrentLocale } from '@/utils/utils.uts';

	export default {
		data() {
			return {
				// email: "akoo@163.com",
				// password: "Hf2152111",
				email: "am@163.com",
				password: "kookoo",
				emailError: "",
				passwordError: "",
				generalError: "",
				isLoading: false,
				showPassword: false,
				rememberMe: false,
				currentLocale: getCurrentLocale()
			};
		},
		onLoad() {
			// Try to restore saved email if "remember me" was selected
			// this.tryRestoreEmail();
			console.log('akkkk')
		}, methods: {

			toggleLanguage() {
				const newLocale = this.currentLocale === 'zh-CN' ? 'en-US' : 'zh-CN';
				switchLocale(newLocale);
				this.currentLocale = newLocale;

				uni.showToast({
					title: this.$t('user.login.language_switched'),
					icon: 'success'
				});
			}, tryRestoreEmail() {

				try {
					const savedEmail = uni.getStorageSync('rememberEmail') as string;
					if (savedEmail.trim() !== "") {
						this.email = savedEmail;
						this.rememberMe = true;
					}
				} catch (e) {
					console.error("Error restoring email:", e);
				}
			},
			onSubmit(e : UniFormSubmitEvent) {
				this.handleLogin();
			},
			validateEmail() {

				const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
				if (this.email.trim() === "") {
					this.emailError = this.$t('user.login.email_required');
					return false;
				} else if (!emailRegex.test(this.email)) {
					this.emailError = this.$t('user.login.email_invalid');
					return false;
				} else {
					this.emailError = '';
					return true;
				}
			}, validatePassword() {
				if (this.password.trim() === "") {
					this.passwordError = this.$t('user.login.password_required');
					return false;
				} else if (this.password.length < 6) {
					this.passwordError = this.$t('user.login.password_too_short');
					return false;
				} else {
					this.passwordError = '';
					return true;
				}
			},
			validateForm() {
				const emailValid = this.validateEmail();
				const passwordValid = this.validatePassword();
				return emailValid && passwordValid;
			},
			async handleLogin() {
				this.generalError = '';
				// 清除旧用户数据
				logout();
				if (!this.validateForm()) {
					return;
				}
				this.isLoading = true;
				try {
					// Save email if remember me is checked
					if (this.rememberMe) {
						uni.setStorageSync('rememberEmail', this.email);
					} else {
						uni.removeStorageSync('rememberEmail');
					}        // Call signin method from Supabase
					const result = await supa.signIn(
						this.email,
						this.password);
					if (result.user !== null) {
						// 获取并更新当前用户，确保数据已生效
						const profile = await getCurrentUser();
						if (profile==null) throw new Error(this.$t('user.login.profile_update_failed'));
						// 登录成功提示
						uni.showToast({ title: this.$t('user.login.login_success'), icon: 'success' });
						// 跳转至运动页面
						if(TABORPAGE)
						{
							uni.switchTab({ url: HOME_REDIRECT });
						}
						else{
							uni.navigateTo({ url: HOME_REDIRECT });
						}
						
						
						return;
					} else {
						throw new Error(this.$t('user.login.login_failed'));
					}
				} catch (err) {
					console.error("Login error:", err);

					// Show error dialog to user
					let errorMessage = this.$t('user.login.login_failed');
					if (err !== null && typeof err === 'object') {
						const error = err as Error;
						if (error.message !== null && error.message.trim() !== '') {
							errorMessage = error.message;
						}
					}

					uni.showModal({
						title: this.$t('user.login.error_title'),
						content: errorMessage,
						showCancel: false,
						confirmText: this.$t('user.login.confirm'),
						success: () => {
							// Clear any existing error states
							this.generalError = '';
							this.emailError = '';
							this.passwordError = '';
						}
					});
				} finally {
					this.isLoading = false;
				}
			},
			socialLogin(provider : string) {
				// This would be implemented to handle OAuth login with different providers
				uni.showToast({
					title: `${provider} ${this.$t('user.login.coming_soon')}`,
					icon: 'none'
				});
			},
			navigateToRegister() {
				uni.navigateTo({
					url: '/pages/user/register'
				});
			},
			navigateToForgotPassword() {
				uni.navigateTo({
					url: '/pages/user/forgot-password'
				});
			}
		}
	};
</script>

<style>
	/* Page wrapper for full screen */
	.page-wrapper {
		width: 100%;
	}
	.login-container {
		width: 100%;
		background-image: linear-gradient(to bottom right, #f8f9fa, #e9ecef);
	}

	/* Content wrapper - single scrollable container */
	.content-wrapper {
		width: 100%;
		/* #ifdef APP-PLUS */
		padding: 20rpx 15rpx;
		min-height: 800rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		padding: 30rpx 25rpx;
		min-height: 1000rpx;
		/* #endif */
		display: flex;
		flex-direction: column;
		align-items: center;
		box-sizing: border-box;
	}

	/* Language switch button - adjusted for single container */
	.language-switch {
		position: absolute;
		/* #ifdef APP-PLUS */
		top: 30rpx;
		right: 25rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		top: 40rpx;
		right: 35rpx;
		/* #endif */
		z-index: 100;
	}

	.language-btn {
		/* #ifdef APP-PLUS */
		width: 50rpx;
		height: 50rpx;
		border-radius: 25rpx;
		font-size: 18rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		width: 70rpx;
		height: 70rpx;
		border-radius: 35rpx;
		font-size: 24rpx;
		/* #endif */
		background-color: rgba(33, 150, 243, 0.8);
		color: #fff;
		font-weight: normal;
		border: 1rpx solid rgba(255, 255, 255, 0.3);
		text-align: center;
		box-shadow: 0 3rpx 10rpx rgba(33, 150, 243, 0.3);
	}

	/* Logo section - very compact */
	.logo-section {
		display: flex;
		flex-direction: column;
		align-items: center;
		/* #ifdef APP-PLUS */
		margin: 15rpx 0 20rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		margin: 25rpx 0 30rpx;
		/* #endif */
	}

	.app-title {
		/* #ifdef APP-PLUS */
		font-size: 28rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 36rpx;
		/* #endif */
		font-weight: bold;
		color: #2196f3;
	}

	.page-title {
		/* #ifdef APP-PLUS */
		font-size: 32rpx;
		margin-top: 8rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 48rpx;
		margin-top: 15rpx;
		/* #endif */
		font-weight: bold;
		color: #333;
	}

	.page-subtitle {
		/* #ifdef APP-PLUS */
		font-size: 18rpx;
		margin-top: 4rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 24rpx;
		margin-top: 8rpx;
		/* #endif */
		color: #666;
	}

	/* Form container - optimized for tablets */
	.form-container {
		width: 100%;
		/* #ifdef APP-PLUS */
		max-width: 620rpx;
		padding: 18rpx;
		margin: 0 auto;
		/* #endif */
		/* #ifndef APP-PLUS */
		max-width: 560rpx;
		padding: 32rpx;
		margin: 0 auto;
		/* #endif */
		background-color: #ffffff;
		border-radius: 12rpx;
		box-shadow: 0 6rpx 20rpx rgba(0, 0, 0, 0.06);
		box-sizing: border-box;
	}

	/* Input groups - more compact */
	.input-group {
		/* #ifdef APP-PLUS */
		margin-bottom: 18rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		margin-bottom: 25rpx;
		/* #endif */
	}

	.input-label {
		/* #ifdef APP-PLUS */
		font-size: 20rpx;
		margin-bottom: 6rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 26rpx;
		margin-bottom: 8rpx;
		/* #endif */
		font-weight: normal;
		color: #333;
		display: block;
	}

	.input-field {
		width: 100%;
		/* #ifdef APP-PLUS */
		height: 60rpx;
		padding: 0 20rpx;
		font-size: 22rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		height: 80rpx;
		padding: 0 25rpx;
		font-size: 26rpx;
		/* #endif */
		border-radius: 8rpx;
		border: 2rpx solid #ddd;
		background-color: #f9f9f9;
		box-sizing: border-box;
	}

	.input-error .input-field {
		border-color: #f44336;
	}

	.error-text {
		/* #ifdef APP-PLUS */
		font-size: 20rpx;
		margin-top: 5rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 24rpx;
		margin-top: 6rpx;
		/* #endif */
		color: #f44336;
	}

	/* Password input */
	.password-input-container {
		position: relative;
	}

	.password-toggle {
		position: absolute;
		/* #ifdef APP-PLUS */
		right: 12rpx;
		top: 16rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		right: 18rpx;
		top: 22rpx;
		/* #endif */
		z-index: 1;
	}

	.toggle-icon {
		/* #ifdef APP-PLUS */
		font-size: 20rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 26rpx;
		/* #endif */
		color: #666;
	}

	/* Options row - more compact */
	.options-row {
		display: flex;
		justify-content: flex-start;
		align-items: center;
		flex-direction: row;
		/* #ifdef APP-PLUS */
		margin: 10rpx 0 18rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		margin: 15rpx 0 25rpx;
		/* #endif */
	}

	.remember-me {
		display: flex;
		flex-direction: row;
		align-items: center;
		justify-content: flex-start;
	}

	.remember-me-text {
		/* #ifdef APP-PLUS */
		font-size: 18rpx;
		margin-left: 6rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 24rpx;
		margin-left: 8rpx;
		/* #endif */
		color: #666;
	}

	.forgot-password {
		/* #ifdef APP-PLUS */
		font-size: 18rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 24rpx;
		/* #endif */
		color: #2196f3;
	}

	/* Login button - more compact */
	.login-button {
		width: 100%;
		/* #ifdef APP-PLUS */
		height: 60rpx;
		font-size: 24rpx;
		margin: 12rpx 0;
		border-radius: 30rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		height: 80rpx;
		font-size: 30rpx;
		margin: 18rpx 0;		border-radius: 40rpx;
		/* #endif */
		background-image: linear-gradient(to right, #2196f3, #03a9f4);
		color: #fff;
		font-weight: normal;
		text-align: center;
		box-shadow: 0 8rpx 16rpx rgba(3, 169, 244, 0.2);
	}

.login-button:disabled {
		background: #ccc;
		box-shadow: none;
	}

	/* General error */
	.general-error {
		width: 100%;
		text-align: center;
		color: #f44336;
		/* #ifdef APP-PLUS */
		font-size: 18rpx;
		margin-top: 10rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 24rpx;
		margin-top: 15rpx;
		/* #endif */
	}

	/* Social login - very compact */
	.social-login {
		/* #ifdef APP-PLUS */
		margin-top: 15rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		margin-top: 25rpx;
		/* #endif */
		display: flex;
		flex-direction: column;
		align-items: center;
	}

	.social-login-text {
		/* #ifdef APP-PLUS */
		font-size: 18rpx;
		margin-bottom: 10rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 24rpx;
		margin-bottom: 15rpx;
		/* #endif */
		color: #666;
	}
	.social-buttons {
		display: flex;
		flex-direction: row;
		justify-content: center;
	}
	
	.social-buttons .social-button {
		/* #ifdef APP-PLUS */
		margin-left: 10rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		margin-left: 12rpx;
		/* #endif */
	}
	
	.social-buttons .social-button:first-child {
		margin-left: 0;
	}

	.social-button {
		/* #ifdef APP-PLUS */
		width: 50rpx;
		height: 50rpx;
		border-radius: 25rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		width: 70rpx;
		height: 70rpx;
		border-radius: 35rpx;
		/* #endif */
		text-align: center;
	}

	.social-icon {
		/* #ifdef APP-PLUS */
		font-size: 24rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 32rpx;
		/* #endif */
		color: #fff;
	}

	.google {
		background-color: #db4437;
	}

	.facebook {
		background-color: #4267B2;
	}

	.apple {
		background-color: #000;
	}

	.wechat {
		background-color: #1aad19;
	}

	.qq {
		background-color: #498ad5;
	}

	.sms {
		background-color: #ffb300;
	}

	/* Register option - compact */
	.register-option {
		display: flex;
		justify-content: center;
		/* #ifdef APP-PLUS */
		margin-top: 15rpx;
		margin-bottom: 5rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		margin-top: 25rpx;
		margin-bottom: 10rpx;
		/* #endif */
	}

	.register-text {
		/* #ifdef APP-PLUS */
		font-size: 18rpx;
		margin-right: 4rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 24rpx;
		margin-right: 6rpx;
		/* #endif */
		color: #666;
	}

	.register-link {
		/* #ifdef APP-PLUS */
		font-size: 18rpx;
		/* #endif */
		/* #ifndef APP-PLUS */
		font-size: 24rpx;
		/* #endif */
		color: #2196f3;
		font-weight: normal;
	}
</style>