/**
 * 药品管理主应用
 */
class GoodsApp {
    constructor() {
        this.vueInstance = null;
        this.stateManager = null;
        this.batchManager = null;
        this.init();
    }

    init() {
        this.vueInstance = new Vue({
            el: '#goodsListApp',
            data: this.getInitialData(),
            methods: this.getMethods(),
            created: this.onCreated.bind(this)
        });

        this.stateManager = new GoodsStateManager(this.vueInstance);
        this.batchManager = new GoodsBatchManager(this.vueInstance);
        
        // 绑定状态管理方法
        this.bindStateManagerMethods();
        this.bindBatchManagerMethods();
    }

    getInitialData() {
        return {
            platform_type: 1,
            submitLoading: false,
            searchForm: {
                keyword_type: 2,
                keyword: '',
                condition_name: '',
                order_type: '',
                pricing_method: '',
                advance_sale_status: '',
                status: '',
                attribute_state: '',
                person1: '',
                person2: '',
                person3: '',
            },
            merchant_id: localStorage.merchant_id,
            store_id: localStorage.store_id,
            showMoreSearch: false,
            operate: {},
            showBatchOperate: false,
            changeForm: {
                key: 'status',
                value: null,
                delivery_template_id: '',
            },
            goodsList: [],
            currentLen: 0,
            currentPage: 1,
            currentLimit: 10,
            checkedList: [],
            table_loading: false,
            loading: false,
            loadingText: '数据获取中',
            showBigImg: false,
            bigImg: '',
            deliveryTemplateList: [],
            resetPluDialogVisible: false,
            resetPluMethod: 3,
            resetPluLoading: ''
        };
    }

    getMethods() {
        return {
            // 基础方法
            changeKeywordType: (val) => {
                this.vueInstance.searchForm.keyword_type = val;
            },
            
            seeBig: (img) => {
                if (img) {
                    this.vueInstance.showBigImg = true;
                    this.vueInstance.bigImg = img;
                }
            },

            // 数据操作
            getData: this.getData.bind(this),
            searchGoods: this.searchGoods.bind(this),
            
            // 药品操作
            setGoods: this.setGoods.bind(this),
            delGoods: this.delGoods.bind(this),
            
            // 分页操作
            handleSizeChange: this.handleSizeChange.bind(this),
            handleCurrentChange: this.handleCurrentChange.bind(this),
            handleSelectionChange: this.handleSelectionChange.bind(this),
            
            // 导出操作
            exportTable: this.exportTable.bind(this),
            SkuGoodsTable: this.SkuGoodsTable.bind(this),
            
            // 其他操作
            downloadLabel: this.downloadLabel.bind(this),
            syncGoods: this.syncGoods.bind(this),
            twoSyncGoods: this.twoSyncGoods.bind(this),
            changeGoods: this.changeGoods.bind(this),
            goodsSimple: this.goodsSimple.bind(this),
            getPlatformType: this.getPlatformType.bind(this),
            getOperate: this.getOperate.bind(this),
            
            // PLU码重置
            resetPluConfirm: this.resetPluConfirm.bind(this),
            resetPlu: this.resetPlu.bind(this),
            
            // 批量操作相关
            closeBatchEdit: () => {
                this.vueInstance.showBatchOperate = false;
                this.getData();
            }
        };
    }

    bindStateManagerMethods() {
        this.vueInstance.changeStatus = this.stateManager.changeStatus.bind(this.stateManager);
        this.vueInstance.changeOnline = this.stateManager.changeOnline.bind(this.stateManager);
        this.vueInstance.doChangeRetailState = this.stateManager.changeRetailState.bind(this.stateManager);
        this.vueInstance.changeOnlineDis = this.stateManager.changeOnlineDis.bind(this.stateManager);
        this.vueInstance.changeRetailDis = this.stateManager.changeRetailDis.bind(this.stateManager);
        this.vueInstance.changeUsual = this.stateManager.changeUsual.bind(this.stateManager);
    }

    bindBatchManagerMethods() {
        this.vueInstance.toShowChangeGoods = this.batchManager.showBatchOperate.bind(this.batchManager);
        this.vueInstance.selectedChangeKey = this.batchManager.selectedChangeKey.bind(this.batchManager);
        this.vueInstance.batchOperateGoods = this.batchManager.batchOperateGoods.bind(this.batchManager);
    }

    async onCreated() {
        await this.getPlatformType();
        await this.getData();
        await this.getOperate();
    }

    // 获取平台类型
    async getPlatformType() {
        try {
            const res = await GoodsUtils.apiRequest('/index.php/Retail/Goods/getPlatformType');
            this.vueInstance.platform_type = res.platform_type;
        } catch (error) {
            this.vueInstance.$message.error('获取平台类型失败');
        }
    }

    // 获取数据
    async getData() {
        this.vueInstance.table_loading = true;
        try {
            const params = GoodsUtils.formatSearchParams(
                this.vueInstance.searchForm, 
                {
                    currentPage: this.vueInstance.currentPage,
                    currentLimit: this.vueInstance.currentLimit
                }
            );
            
            const res = await GoodsUtils.apiRequest("/index.php/Retail/Goods/goodsList", params);
            if (res.code == 0) {
                this.vueInstance.goodsList = res.data || [];
                this.vueInstance.currentLen = parseInt(res.count) || 0;
            } else {
                this.vueInstance.$confirm(res.msg, '提示', { 
                    confirmButtonText: '确定', 
                    type: 'warning' 
                }).catch(() => {});
            }
        } catch (error) {
            this.vueInstance.$message.error('获取药品列表失败');
        } finally {
            this.vueInstance.table_loading = false;
        }
    }

    // 搜索药品
    searchGoods() {
        this.vueInstance.currentPage = 1;
        this.getData();
    }

    // 编辑、新增药品
    setGoods(id) {
        MenuApp.pathData.push({
            name: (id ? '编辑' : '新增') + '药品',
            path: '/index.php/Retail/Goods/goodsSet' + (id ? ('?id=' + id) : ''),
            onClose: () => {
                this.getData();
            }
        });
    }

    // 删除药品
    async delGoods(id) {
        try {
            await this.vueInstance.$confirm('您确认要删除该药品吗?', '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            });
            
            const res = await GoodsUtils.apiRequest("/index.php/Retail/Goods/singleDelete", { id });
            if (res.status == 1) {
                this.getData();
                this.vueInstance.$message.success(res.msg);
            } else {
                this.vueInstance.$message.error(res.msg);
            }
        } catch (error) {
            if (error !== 'cancel') {
                this.vueInstance.$message.error('删除操作失败');
            }
        }
    }

    // 分页相关方法
    handleSizeChange(val) {
        this.vueInstance.currentLimit = val;
        this.vueInstance.currentPage = 1;
        this.getData();
    }

    handleCurrentChange(val) {
        this.vueInstance.currentPage = val;
        this.getData();
    }

    handleSelectionChange(data) {
        this.vueInstance.checkedList = data;
    }

    // 导出相关方法
    async exportTable(page = 1, online_state = '', attribute_state = '', type = 1, directory_name = '') {
        this.vueInstance.loading = true;
        this.vueInstance.loadingText = '文件生成中，请耐心等待';
        
        if (type == 1) {
            try {
                const params = {
                    page,
                    ...this.vueInstance.searchForm,
                    online_state,
                    attribute_state,
                    type,
                    directory_name
                };
                
                const res = await GoodsUtils.apiRequest("/index.php/Retail/Exporttable/goods", params);
                if (res.status == 1) {
                    if (res.type == 1) {
                        this.exportTable(++page, online_state, attribute_state, res.type, res.directory_name);
                    } else {
                        this.vueInstance.loading = false;
                        window.location.href = `/index.php/Retail/Exporttable/goods?directory_name=${res.directory_name}&online_state=${online_state}&attribute_state=${attribute_state}`;
                    }
                } else {
                    this.vueInstance.loading = false;
                    this.vueInstance.$confirm(res.msg, '提示', { 
                        confirmButtonText: '确定', 
                        type: 'warning' 
                    }).catch(() => {});
                }
            } catch (error) {
                this.vueInstance.loading = false;
                this.vueInstance.$message.error('导出失败');
            }
        } else {
            this.vueInstance.loading = false;
            window.location.href = `/index.php/Retail/Exporttable/goods?directory_name=${directory_name}&online_state=${online_state}&attribute_state=${attribute_state}`;
        }
    }

    async SkuGoodsTable(page = 1, limit = 200, type = 1, directory_name = '', attribute_state = 2) {
        this.vueInstance.loading = true;
        this.vueInstance.loadingText = '文件生成中，请耐心等待';
        
        if (type == 1) {
            try {
                const params = {
                    page,
                    limit,
                    type,
                    directory_name,
                    attribute_state,
                    searchForm: this.vueInstance.searchForm
                };
                
                const res = await GoodsUtils.apiRequest("{:U('exportGoods')}", params);
                this.vueInstance.loading = false;
                if (res.status == 1) {
                    this.SkuGoodsTable(++page, limit, res.data.type, res.data.directory_name, attribute_state);
                } else {
                    this.vueInstance.$confirm(res.msg, '提示', { 
                        confirmButtonText: '确定', 
                        type: 'warning' 
                    }).catch(() => {});
                }
            } catch (error) {
                this.vueInstance.loading = false;
                this.vueInstance.$message.error('导出失败');
            }
        } else {
            this.vueInstance.loading = false;
            window.open(`{:U('exportFile')}?file_path=${directory_name}&attribute_state=${attribute_state}`);
        }
    }

    // 其他操作方法
    downloadLabel() {
        GoodsUtils.openDialog({
            title: "打印药品标签",
            content: "/index.php/Retail/Goods/downloadLabel"
        });
    }

    syncGoods() {
        GoodsUtils.openDialog({
            title: "同步商户药品",
            content: "/index.php/Retail/Goods/sync_goods",
            end: () => {
                this.getData();
            }
        });
    }

    twoSyncGoods() {
        GoodsUtils.openDialog({
            title: "更新药品",
            content: "/index.php/Retail/Goods/two_sync_goods",
            end: () => {
                this.getData();
            }
        });
    }

    changeGoods() {
        GoodsUtils.openDialog({
            title: "批量删除药品",
            content: "/index.php/Retail/Goods/delete_goods",
            end: () => {
                if (localStorage.isChangeClass == 1) {
                    localStorage.isChangeClass = null;
                    this.getData();
                }
            }
        });
    }

    goodsSimple() {
        GoodsUtils.openDialog({
            title: '简拼设置',
            content: "/index.php/Retail/Goods/simple"
        });
    }

    // 获取操作权限
    async getOperate() {
        const auth_list = {
            goodsSet: '/index.php/Retail/Goods/goodsSet',
            downloadLabel: '/index.php/Retail/Goods/downloadLabel',
            sync_goods: '/index.php/Retail/Goods/sync_goods',
            two_sync_goods: '/index.php/Retail/Goods/two_sync_goods',
            goods: '/index.php/Retail/Exporttable/goods',
            goodstwo: '/index.php/Retail/Exporttable/goodstwo',
            updateGoods: '/index.php/Retail/Goods/updateGoods',
            move_class: '/index.php/Retail/Goods/move_class',
            delete_goods: '/index.php/Retail/Goods/delete_goods',
            addQuantity: '/index.php/Retail/Goods/addQuantity',
            singleDelete: '/index.php/Retail/Goods/singleDelete',
            changestatus: '/index.php/Retail/Goods/changestatus',
            changeissellonline: '/index.php/Retail/Goods/changeissellonline',
            changeRetailState: '/index.php/Retail/Goods/changeRetailState',
            changevip_online_state: '/index.php/Retail/Goods/changevip_online_state',
            changevip_retail_state: '/index.php/Retail/Goods/changevip_retail_state',
            changeusualDemo: '/index.php/Retail/Goods/changeusualDemo',
            simple: '/index.php/Retail/Goods/simple',
            batchOperateGoods: '/index.php/Retail/Goods/batchOperateGoods',
        };

        try {
            const res = await GoodsUtils.apiRequest('/index.php/Retail/Component/checkOperateAuth', {
                auth_list: JSON.stringify(auth_list),
            });
            if (res.status == 1) {
                this.vueInstance.operate = res.data;
            }
        } catch (error) {
            this.vueInstance.$message.error('获取操作权限失败');
        }
    }

    // PLU码重置相关
    async resetPluConfirm() {
        this.vueInstance.resetPluDialogVisible = false;
        try {
            await this.vueInstance.$confirm(
                `<p>您确定要重置Plu码吗?</p><p style="font-size: 12px;">重置后，系统将重新生成药品的Plu码。</p>`, 
                '提示', 
                {
                    confirmButtonText: '确定',
                    cancelButtonText: '取消',
                    dangerouslyUseHTMLString: true,
                    type: 'warning'
                }
            );
            this.vueInstance.resetPluLoading = this.vueInstance.$loading();
            this.resetPlu();
        } catch (error) {
            // 用户取消操作
        }
    }

    async resetPlu(goodId = 0, pluCode = 0) {
        try {
            const res = await GoodsUtils.apiRequest('Retail/Goods/resetStorePlu', {
                pricing_method: this.vueInstance.resetPluMethod,
                plu_code: pluCode,
                goodId: goodId
            });

            if (res.status == 1) {
                const data = res.data;
                if (!data) {
                    this.vueInstance.resetPluLoading.close();
                    this.vueInstance.$message.success('Plu码重置完成');
                } else {
                    this.resetPlu(data.goodId, data.pluCode);
                }
            } else {
                this.vueInstance.resetPluLoading.close();
                this.vueInstance.$message.error(res.message);
            }
        } catch (error) {
            this.vueInstance.resetPluLoading.close();
            this.vueInstance.$message.error('重置失败');
        }
    }
}

// 初始化应用
document.addEventListener('DOMContentLoaded', () => {
    window.goodsApp = new GoodsApp();
});