let labelDic = [];

import {
	getLabelByHeader,
	getPackageByNumber
} from '@/api/request2.js';

import {
	checkDirectoryItemExist,
	getDirectoryItemArray
} from '@/common/directory.js';



export function getLabelInfo(scanMsg,headerType, callBack) {
	console.log('扫描信息:',  scanMsg);
	if (scanMsg.length == 0) {
		return null
	}
	let items = scanMsg.split(';');
	let header = items[0];
	let version = items[1];
	if ((header != undefined) && (version!=undefined)) {
		var hearList =getDirectoryItemArray(headerType)
		if(!checkDirectoryItemExist(hearList,header)){
			let labelResult = {
				label: {
					labelType: "",
					barType: '',
					code:""
				},
				package: null,
				success: false,
				message: '请输入'+headerType+"开始的标签",
			}
			callBack(labelResult);
			return;
		}
		
		//解析扫描的是一维码还是二维码
		let type = header.substring(header.length - 1, header.length);
		if (type == 'Q') //qrcode
		{
			getQRCodeInfo(header, version, scanMsg, callBack);
		} else if (type == 'B') //barcode
		{
			getBarCodeInfo(header, version, items[2], callBack);
		} else { //直接输入文本
			getBarCodeInfo('text', 'V1.0', scanMsg, callBack);
		}
	}else {
		let labelResult = {
			label: {
				labelType: "",
				barType: '',
				code:""
			},
			package: null,
			success: false,
			message: '标签格式不正确',
		}
		callBack(labelResult);
	}
}

export function getQRCodeInfo(header, version, scanMsg, callBack) {
	//获取包装信息
	let labelItem = labelDic.find(r => r.header == header && r.version == version);
	if (labelItem == undefined) {
		let labelResult = {
			label: {
				barType: 'QRCode',
			},
			package: {},
			success: true,
			message: ''
		}
		getLabelByHeader(header, version).then(res => {
			if (res.data==null) {
				labelResult.success = false;
				labelResult.message = '未查找到标签头为[' + header + ']的标签类型';
				callBack(labelResult);
			} else {
				let newItem = {
					header: header,
					version: version,
					label: res.data,
				};
				
				labelDic.push(newItem);
				getLabelItems(newItem, scanMsg, callBack);
			}
		}).catch(err => {
			labelResult.success = false;
			labelResult.message = err;
			callBack(err);
		})
	} else {
		getLabelItems(labelItem, scanMsg, callBack);
	}
}

export function getLabelItems(labelItem, scanMsg, callBack) {
	let labelResult = analysisQRCodeLabel(labelItem, scanMsg);
	if (labelResult.label.labelType == 'PurchaseLabel' || labelResult.label.labelType == 'MakeLabel') {
		//查询包装信息
		let packingNumber = labelResult.label.packingNumber
		if (packingNumber != undefined) {
			getPackageByNumber(packingNumber).then(pack => {
				if (pack.data.list.length == 0) {
					labelResult.success = false;
					labelResult.message = '包装号[' + packingNumber + ']没有包装信息';
				} else {
					labelResult.package = pack.data.list[0];
					console.log('包装信息', JSON.stringify(labelResult.package))
				}
				callBack(labelResult);
			}).catch(err => {
				labelResult.success = false;
				labelResult.message = err;
				callBack(labelResult);
			})
		} else {
			labelResult.success = false;
			labelResult.message = '在条码中未解析到箱码';
			callBack(labelResult);
		}
	} else {
		callBack(labelResult);
	}
}

export function analysisQRCodeLabel(labelItem, scanMsg) {
	let labelResult = {
		label: {
			labelType: labelItem.label.labelType,
			barType: 'QRCode',
		},
		package: {},
		success: true,
		message: ''
	}
	
	let separators = labelItem.label.separators;
	if (separators == undefined || separators == null) {
		labelResult.message = "未读取到分隔符";
	} else {
		if (scanMsg.indexOf(separators) < 0) {
			labelResult.success = false;
			labelResult.message = "标签格式不正确";
		} else {
			try {
				let scanItems = scanMsg.split(separators);
				if (scanItems.length > 0) {
					scanItems.forEach((item, index) => {
						let type = item.substring(0, 1);
						let value = item.substring(1, item.length);
						if (type == 'H') {
							labelResult.label.header = item;
						} else if (type == 'V') {
							labelResult.label.version = item;
						} else {
							let barcode = labelItem.label.subList.find(code => code.prefixChar.toUpperCase() ==
								type
								.toUpperCase());
							if (barcode != undefined) {
								labelResult.label[barcode.code] = value;
							}
						}
					})
				}
			} catch (e) {
				labelResult.message = e.message;
			}

		}
	}
	// console.log('标签', labelResult.label)
	return labelResult;
}

export function getBarCodeInfo(header, version, value, callBack) {
	let labelResult = {
		label: {
			labelType: header,
			barType: 'BarCode',
			code:value
		},
		package: null,
		success: true,
		message: '',
	}
	callBack(labelResult);
}