<template>
	<view class="order-container">
		<erp-nav-bar title="添加型号" />
		<scroll-view :scroll-y="!showTypePicker && !showSurfacePicker && !showPackagePicker" class="order-scroll"
			:show-scrollbar="false" :enhanced="true" @scrolltolower="onScrollToLower">
			<view class="form-content">

				<!-- 模块 1：型材 -->
				<view class="section-card">
					<view class="section-header">
						<view class="blue-bar"></view>
						<text class="section-title">型材</text>
					</view>
					<view class="form-item">
						<text class="label required">型号</text>
						<view class="picker-box" @click="openTypePicker">
							<view class="picker-inner">
								<view class="picker-val" :class="{ placeholder: !formData.type }">
									{{ formData.type || '请选择型号' }}
								</view>
								<view class="line-arrow-down"></view>
							</view>
						</view>
					</view>
					<view class="row-flex">
						<view class="half-item">
							<text class="label">名称</text>
							<input class="input-box readonly small-font" v-model="formData.name" disabled
								placeholder="型号名称" />
						</view>
						<view class="half-item">
							<text class="label">材质</text>
							<input class="input-box readonly small-font" v-model="formData.material" disabled
								placeholder="材质" />
						</view>
					</view>
				</view>

				<!-- 模块 2：表面处理 -->
				<view class="section-card">
					<view class="section-header">
						<view class="blue-bar"></view>
						<text class="section-title">表面处理</text>
					</view>
					<view class="form-item">
						<text class="label required">表面名称</text>
						<view class="picker-box" @click="openSurfacePicker">
							<view class="picker-inner">
								<view class="picker-val" :class="{ placeholder: !formData.surfaceName }">
									{{ formData.surfaceName || '请选择表面名称' }}
								</view>
								<view class="line-arrow-down"></view>
							</view>
						</view>
					</view>
				</view>

				<!-- 模块 3：包装 -->
				<view class="section-card">
					<view class="section-header">
						<view class="blue-bar"></view>
						<text class="section-title">包装</text>
					</view>
					<view class="form-item">
						<text class="label required">包装方式</text>
						<view class="picker-box" @click="openPackagePicker">
							<view class="picker-inner">
								<view class="picker-val" :class="{ placeholder: !formData.packageMethod }">
									{{ formData.packageMethod || '请选择包装方式' }}
								</view>
								<view class="line-arrow-down"></view>
							</view>
						</view>
					</view>
				</view>

				<!-- 模块 4：壁厚 -->
				<view class="section-card">
					<view class="section-header">
						<view class="blue-bar"></view>
						<text class="section-title">壁厚</text>
					</view>
					<view class="row-flex">
						<view class="half-item">
							<text class="label required">长度</text>
							<view class="input-wrap">
								<input class="input-box" type="digit" v-model="formData.length" placeholder="请输入" />
								<text class="unit">mm</text>
							</view>
						</view>
						<view class="half-item">
							<text class="label required">壁厚</text>
							<view class="input-wrap">
								<input class="input-box" type="digit" v-model="formData.wallThickness"
									placeholder="请输入" />
								<text class="unit">mm</text>
							</view>
						</view>
					</view>
				</view>

				<!-- 模块 5：数量 -->
				<view class="section-card">
					<view class="section-header">
						<view class="blue-bar"></view>
						<text class="section-title">数量</text>
					</view>
					<view class="form-item no-margin-bottom">
						<text class="label required">支数</text>
						<input class="input-box full-width" type="number" v-model="formData.count"
							placeholder="请输入支数" />
					</view>
				</view>

				<view class="bottom-placeholder"></view>
			</view>
		</scroll-view>

		<view class="fixed-submit-bar">
			<button class="submit-btn" @click="confirmAddModel">确认并添加</button>
		</view>

		<!-- 型号选择 -->
		<view class="custom-picker-mask" v-if="showTypePicker" @click="closeTypePicker" @touchmove.stop.prevent>
			<view class="picker-popup" @click.stop>
				<view class="popup-header">
					<text class="cancel-text" @click="closeTypePicker">取消</text>
					<text class="popup-title">选择产品型号</text>
					<text class="confirm-text" @click="confirmTypeSelect">确定</text>
				</view>
				<scroll-view scroll-y class="item-list" @scrolltolower="loadMoreType">
					<view class="option-item" v-for="(item, index) in typeList" :key="index"
						:class="{ active: tempSelectedIndex === index }" @click="selectTypeItem(index)">
						<text>{{ item.num }} - {{ item.name }}</text>
						<icon type="success_no_circle" size="16" color="#C1001C" v-if="tempSelectedIndex === index">
						</icon>
					</view>
					<view class="loading-tip" v-if="typeLoading && typeHasMore">
						<text class="loading-text">加载中...</text>
					</view>
					<view class="loading-tip" v-if="!typeHasMore && typeList.length > 0">
						<text class="loading-text">已加载全部</text>
					</view>
				</scroll-view>
			</view>
		</view>

		<!-- 表面处理选择 -->
		<view class="custom-picker-mask" v-if="showSurfacePicker" @click="closeSurfacePicker" @touchmove.stop.prevent>
			<view class="picker-popup" @click.stop>
				<view class="popup-header">
					<text class="cancel-text" @click="closeSurfacePicker">取消</text>
					<text class="popup-title">选择表面处理</text>
					<text class="confirm-text" @click="confirmSurfaceSelect">确定</text>
				</view>
				<scroll-view scroll-y class="item-list" @scrolltolower="loadMoreSurface">
					<view class="option-item" v-for="(item, index) in surfaceList" :key="index"
						:class="{ active: tempSurfaceIndex === index }" @click="selectSurfaceItem(index)">
						<text>{{ item.num }} - {{ item.name }}</text>
						<icon type="success_no_circle" size="16" color="#C1001C" v-if="tempSurfaceIndex === index">
						</icon>
					</view>
					<view class="loading-tip" v-if="surfaceLoading && surfaceHasMore">
						<text class="loading-text">加载中...</text>
					</view>
					<view class="loading-tip" v-if="!surfaceHasMore && surfaceList.length > 0">
						<text class="loading-text">已加载全部</text>
					</view>
				</scroll-view>
			</view>
		</view>

		<!-- 包装方式选择 -->
		<view class="custom-picker-mask" v-if="showPackagePicker" @click="closePackagePicker" @touchmove.stop.prevent>
			<view class="picker-popup" @click.stop>
				<view class="popup-header">
					<text class="cancel-text" @click="closePackagePicker">取消</text>
					<text class="popup-title">选择包装方式</text>
					<text class="confirm-text" @click="confirmPackageSelect">确定</text>
				</view>
				<scroll-view scroll-y class="item-list" @scrolltolower="loadMorePackage">
					<view class="option-item" v-for="(item, index) in packageList" :key="index"
						:class="{ active: tempPackageIndex === index }" @click="selectPackageItem(index)">
						<text>{{ item.num }} - {{ item.name }}</text>
						<icon type="success_no_circle" size="16" color="#C1001C" v-if="tempPackageIndex === index">
						</icon>
					</view>
					<view class="loading-tip" v-if="packageLoading && packageHasMore">
						<text class="loading-text">加载中...</text>
					</view>
					<view class="loading-tip" v-if="!packageHasMore && packageList.length > 0">
						<text class="loading-text">已加载全部</text>
					</view>
				</scroll-view>
			</view>
		</view>

	</view>
</template>

<script>
import ErpNavBar from '@/components/erp-nav-bar.vue';
import { listPageColorKind } from '@/api/erp/colorKind.js';
import { listPagePack } from '@/api/erp/pack.js';
import { listPageModel } from '@/api/erp/model.js';
import { addOrderDetail } from '@/api/erp/orderDetail.js';
export default {
	components: { ErpNavBar },
	data() {
		return {
			showTypePicker: false, showSurfacePicker: false, showPackagePicker: false,
			tempSelectedIndex: -1, tempSurfaceIndex: -1, tempPackageIndex: -1,
			typeList: [],
			surfaceList: [],
			packageList: [],
			// 分页参数
			typePageNum: 1, typePageSize: 20, typeHasMore: true, typeLoading: false,
			surfacePageNum: 1, surfacePageSize: 20, surfaceHasMore: true, surfaceLoading: false,
			packagePageNum: 1, packagePageSize: 20, packageHasMore: true, packageLoading: false,
			formData: {
				type: '', modelId: '', name: '', material: '',
				surfaceName: '', surfaceId: '', packageMethod: '', packageId: '', length: '',
				wallThickness: '', count: ''
			}
		}
	},
	async onLoad() {
		await Promise.all([
			this.loadModels(),
			this.loadSurfaceKinds(),
			this.loadPackageMethods()
		]);
	},
	methods: {
		async loadModels(pageNum = 1) {
			if (this.typeLoading) return;
			this.typeLoading = true;
			try {
				const res = await listPageModel({
					pageNum: pageNum,
					pageSize: this.typePageSize
				});
				const rows = res.rows || [];
				const total = res.total || 0;
				if (pageNum === 1) {
					this.typeList = rows;
				} else {
					this.typeList = [...this.typeList, ...rows];
				}
				this.typeHasMore = this.typeList.length < total;
			} catch (e) {
				uni.showToast({ title: e || '加载型号失败', icon: 'none' });
			} finally {
				this.typeLoading = false;
			}
		},
		async loadPackageMethods(pageNum = 1) {
			if (this.packageLoading) return;
			this.packageLoading = true;
			try {
				const res = await listPagePack({
					pageNum: pageNum,
					pageSize: this.packagePageSize
				});
				const rows = res.rows || [];
				const total = res.total || 0;
				if (pageNum === 1) {
					this.packageList = rows;
				} else {
					this.packageList = [...this.packageList, ...rows];
				}
				this.packageHasMore = this.packageList.length < total;
			} catch (e) {
				uni.showToast({ title: e || '加载包装方式失败', icon: 'none' });
			} finally {
				this.packageLoading = false;
			}
		},
		async loadSurfaceKinds(pageNum = 1) {
			if (this.surfaceLoading) return;
			this.surfaceLoading = true;
			try {
				const res = await listPageColorKind({
					pageNum: pageNum,
					pageSize: this.surfacePageSize
				});
				let rows = res.rows || [];
				const total = res.total || 0;
				rows = rows.filter(item => item.name !== '所有类别');
				if (pageNum === 1) {
					this.surfaceList = rows;
				} else {
					this.surfaceList = [...this.surfaceList, ...rows];
				}
				this.surfaceHasMore = this.surfaceList.length < total;
			} catch (e) {
				uni.showToast({ title: e || '加载表面处理失败', icon: 'none' });
			} finally {
				this.surfaceLoading = false;
			}
		},
		loadMoreType() {
			if (this.typeHasMore && !this.typeLoading) {
				this.typePageNum++;
				this.loadModels(this.typePageNum);
			}
		},
		loadMoreSurface() {
			if (this.surfaceHasMore && !this.surfaceLoading) {
				this.surfacePageNum++;
				this.loadSurfaceKinds(this.surfacePageNum);
			}
		},
		loadMorePackage() {
			if (this.packageHasMore && !this.packageLoading) {
				this.packagePageNum++;
				this.loadPackageMethods(this.packagePageNum);
			}
		},
		onScrollToLower() {
			// 主页面滚动触底，可根据需要添加更多逻辑
		},
		openTypePicker() {
			if (this.formData.type) {
				this.tempSelectedIndex = this.typeList.findIndex(item => item.num === this.formData.type);
			} else {
				this.tempSelectedIndex = -1;
			}
			this.showTypePicker = true;
		},
		closeTypePicker() { this.showTypePicker = false; },
		selectTypeItem(index) { this.tempSelectedIndex = index; },
		confirmTypeSelect() {
			if (this.tempSelectedIndex === -1) return;
			const item = this.typeList[this.tempSelectedIndex];
			this.formData.type = item.num;
			this.formData.modelId = item.rowId;
			this.formData.name = item.name;
			this.formData.material = '6063-T5';
			this.closeTypePicker();
		},
		openSurfacePicker() {
			if (this.formData.surfaceName) {
				this.tempSurfaceIndex = this.surfaceList.findIndex(item => item.name === this.formData.surfaceName);
			} else {
				this.tempSurfaceIndex = -1;
			}
			this.showSurfacePicker = true;
		},
		closeSurfacePicker() { this.showSurfacePicker = false; },
		selectSurfaceItem(index) { this.tempSurfaceIndex = index; },
		confirmSurfaceSelect() {
			if (this.tempSurfaceIndex === -1) return;
			const item = this.surfaceList[this.tempSurfaceIndex];
			this.formData.surfaceName = item.name;
			this.formData.surfaceId = item.rowId;
			this.closeSurfacePicker();
		},
		openPackagePicker() {
			if (this.formData.packageMethod) {
				this.tempPackageIndex = this.packageList.findIndex(item => item.name === this.formData.packageMethod);
			} else {
				this.tempPackageIndex = -1;
			}
			this.showPackagePicker = true;
		},
		closePackagePicker() { this.showPackagePicker = false; },
		selectPackageItem(index) { this.tempPackageIndex = index; },
		confirmPackageSelect() {
			if (this.tempPackageIndex === -1) return;
			const item = this.packageList[this.tempPackageIndex];
			this.formData.packageMethod = item.name;
			this.formData.packageId = item.rowId;
			this.closePackagePicker();
		},
		async confirmAddModel() {
			const fields = [
				{ key: 'type', label: '型号' },
				{ key: 'surfaceName', label: '表面名称' },
				{ key: 'packageMethod', label: '包装方式' },
				{ key: 'length', label: '长度' },
				{ key: 'wallThickness', label: '壁厚' },
				{ key: 'count', label: '支数' }
			];
			for (let item of fields) {
				if (!this.formData[item.key]) {
					uni.showToast({ title: `请完善项目：${item.label}`, icon: 'none' });
					return;
				}
			}
			const finalData = {
				orderId: null,
				modelId: this.formData.modelId,
				modelNum: this.formData.type,
				modelName: this.formData.name,
				material: this.formData.material,
				surfaceId: this.formData.surfaceId,
				surfaceName: this.formData.surfaceName,
				packId: this.formData.packageId,
				packName: this.formData.packageMethod,
				length: parseFloat(this.formData.length || 0).toFixed(4),
				wallThickness: parseFloat(this.formData.wallThickness || 0).toFixed(4),
				count: parseInt(this.formData.count || 0)
			};

			uni.showLoading({ title: '正在保存...' });
			try {
				await addOrderDetail(finalData);
				uni.hideLoading();
				uni.showToast({ title: '添加成功', icon: 'success' });
				uni.$emit('add_order_item', finalData);
				setTimeout(() => {
					uni.navigateBack();
				}, 1000);
			} catch (e) {
				uni.hideLoading();
				uni.showToast({ title: e || '添加失败', icon: 'none' });
			}
		}
	}
}
</script>

<style scoped>
/deep/ ::-webkit-scrollbar {
	display: none !important;
	width: 0 !important;
	height: 0 !important;
}

.order-container {
	width: 100%;
	height: 100vh;
	background: #f7f8fa;
	display: flex;
	flex-direction: column;
	overflow: hidden;
}

.order-scroll {
	flex: 1;
	height: 0;
}

.form-content {
	padding: 30rpx;
	padding-bottom: calc(180rpx + env(safe-area-inset-bottom));
}

.section-card {
	background: #fff;
	border-radius: 24rpx;
	padding: 30rpx;
	margin-bottom: 30rpx;
	box-shadow: 0 4rpx 20rpx rgba(0, 0, 0, 0.02);
}

.section-header {
	display: flex;
	align-items: center;
	margin-bottom: 40rpx;
}

.blue-bar {
	width: 8rpx;
	height: 32rpx;
	background: #C1001C;
	border-radius: 4rpx;
	margin-right: 16rpx;
}

.section-title {
	font-size: 32rpx;
	font-weight: bold;
	color: #333;
}

.form-item {
	margin-bottom: 40rpx;
}

.no-margin-bottom {
	margin-bottom: 0;
}

.row-flex {
	display: flex;
	justify-content: space-between;
}

.half-item {
	width: 48%;
}

.label {
	font-size: 28rpx;
	color: #333;
	margin-bottom: 20rpx;
	display: block;
	font-weight: 500;
}

.label.required::after {
	content: ' *';
	color: #ff4d4f;
	font-weight: bold;
	margin-left: 4rpx;
}

.picker-box {
	background: #f9fafc;
	border-radius: 12rpx;
	height: 100rpx;
	border: 1rpx solid #eee;
	display: flex;
	align-items: center;
}

.picker-inner {
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0 30rpx;
	box-sizing: border-box;
}

.picker-val {
	font-size: 30rpx;
	color: #333;
}

.picker-val.placeholder {
	color: #ccc;
	font-size: 28rpx;
}

.line-arrow-down {
	width: 14rpx;
	height: 14rpx;
	border-right: 3rpx solid #bbb;
	border-bottom: 3rpx solid #bbb;
	transform: rotate(45deg);
	margin-top: -8rpx;
	margin-right: 4rpx;
}

.input-wrap {
	position: relative;
	width: 100%;
}

.input-box {
	font-size: 30rpx;
	color: #333;
	width: 100%;
	height: 100rpx;
	background: #f9fafc;
	border-radius: 12rpx;
	padding: 0 80rpx 0 30rpx;
	box-sizing: border-box;
	border: 1rpx solid #eee;
}

.input-box.readonly {
	background: #f8f9fa;
	color: #666;
	border-color: #f0f0f0;
}

.input-box.full-width {
	padding: 0 30rpx;
}

.unit {
	position: absolute;
	right: 24rpx;
	top: 50%;
	transform: translateY(-50%);
	font-size: 26rpx;
	color: #999;
	font-weight: 500;
}

.small-font {
	font-size: 26rpx !important;
}

.fixed-submit-bar {
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	background: #fff;
	padding: 20rpx 30rpx calc(env(safe-area-inset-bottom) + 20rpx);
	box-sizing: border-box;
	box-shadow: 0 -10rpx 30rpx rgba(0, 0, 0, 0.05);
	z-index: 100;
}

.submit-btn {
	background: #C1001C;
	color: #fff;
	height: 100rpx;
	border-radius: 50rpx;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 34rpx;
	font-weight: bold;
	border: none;
}

.submit-btn:active {
	opacity: 0.9;
	transform: scale(0.98);
}

.custom-picker-mask {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.4);
	z-index: 1000;
	display: flex;
	align-items: flex-end;
}

.picker-popup {
	width: 100%;
	background: #fff;
	border-radius: 32rpx 32rpx 0 0;
	padding-bottom: calc(env(safe-area-inset-bottom) + 20rpx);
	animation: slideUp 0.15s ease-out;
}

@keyframes slideUp {
	from {
		transform: translateY(100%);
	}

	to {
		transform: translateY(0);
	}
}

.popup-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 30rpx 40rpx;
	border-bottom: 1rpx solid #f0f0f0;
}

.popup-title {
	font-size: 32rpx;
	font-weight: bold;
	color: #333;
}

.cancel-text,
.confirm-text {
	font-size: 30rpx;
	padding: 10rpx;
}

.confirm-text {
	color: #C1001C;
	font-weight: bold;
}

.item-list {
	max-height: 50vh;
	padding: 0 40rpx;
}

.option-item {
	height: 110rpx;
	display: flex;
	align-items: center;
	justify-content: space-between;
	border-bottom: 1rpx solid #f8f8f8;
	font-size: 32rpx;
	color: #333;
}

.option-item.active {
	color: #C1001C;
	font-weight: bold;
}

.loading-tip {
	padding: 20rpx 0;
	text-align: center;
}

.loading-text {
	font-size: 26rpx;
	color: #999;
}

.bottom-placeholder {
	height: 60rpx;
}
</style>
