10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions
10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions
10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions
10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions
10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions
10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions
10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions
10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions

10-Minute DIY Foldable Lunch Bag Sewing Template – with Instructions

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$18.43 $11.98
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/** * 优惠码组件模型类 * 处理优惠码的显示和交互逻辑 */ class SpzCustomDiscountCodeModel extends SPZ.BaseElement { constructor(element) { super(element); // 复制按钮和内容的类名 this.copyBtnClass = "discount_code_btn" this.copyClass = "discount_code_value" } isLayoutSupported(layout) { return layout == SPZCore.Layout.LOGIC; } buildCallback() { // 初始化服务 this.action_ = SPZServices.actionServiceForDoc(this.element); this.templates_ = SPZServices.templatesForDoc(this.element); this.xhr_ = SPZServices.xhrFor(this.win); } /** * 渲染优惠码组件 * @param {Object} data - 渲染数据 */ doRender_(data) { return this.templates_ .findAndRenderTemplate(this.element, Object.assign(this.getDefaultData(), data) ) .then((el) => { this.clearDom(); this.element.appendChild(el); // 绑定复制代码功能 this.copyCode(el, data); }); } /** * 获取渲染模板 * @param {Object} data - 渲染数据 */ getRenderTemplate(data) { const renderData = Object.assign(this.getDefaultData(), data); return this.templates_ .findAndRenderTemplate(this.element, renderData) .then((el) => { this.clearDom(); return el; }); } /** * 清除DOM内容 */ clearDom() { const children = this.element.querySelector('*:not(template)'); children && SPZCore.Dom.removeElement(children); } /** * 获取默认数据 * @returns {Object} 默认数据对象 */ getDefaultData() { return { isMobile: appDiscountUtils.judgeMobile(), isRTL: appDiscountUtils.judgeRTL(), image_domain: this.win.SHOPLAZZA.image_domain, copyBtnClass: this.copyBtnClass, copyClass: this.copyClass } } /** * 复制优惠码功能 * @param {Element} el - 当前元素 */ copyCode(el) { const copyBtnList = el.querySelectorAll(`.${this.copyBtnClass}`); if (copyBtnList.length > 0) { copyBtnList.forEach(item => { item.onclick = async () => { // 确保获取正确的元素和内容 const codeElement = item.querySelector(`.${this.copyClass}`); if (!codeElement) return; // 获取纯文本内容 const textToCopy = codeElement.innerText.trim(); // 尝试使用现代API，如果失败则使用备用方案 try { if (navigator.clipboard && navigator.clipboard.writeText) { await navigator.clipboard.writeText(textToCopy); } else { throw new Error('Clipboard API not available'); } // 显示复制成功提示 this.showCopySuccessToast(textToCopy, el); } catch (err) { console.error('Modern clipboard API failed, trying fallback...', err); // 使用备用复制方案 this.fallbackCopy(textToCopy, el); } const discountId = item.dataset["discountId"]; // 是否跳转落地页配置 const redirection = item.dataset["redirection"] === "true"; // 跳转到落地页 if (redirection && appDiscountUtils.inProductBody(this.element)) { this.win.open(`/promotions/discount-default/${discountId}`); } } }) } } /** * 使用 execCommand 的复制方案 * @param {string} codeText - 要复制的文本 * @param {Element} el - 当前元素 */ fallbackCopy(codeText, el) { const textarea = this.win.document.createElement('textarea'); textarea.value = codeText; // 设置样式使文本框不可见 textarea.style.position = 'fixed'; textarea.style.left = '-9999px'; textarea.style.top = '0'; // 添加 readonly 属性防止移动端虚拟键盘弹出 textarea.setAttribute('readonly', 'readonly'); this.win.document.body.appendChild(textarea); textarea.focus(); textarea.select(); try { this.win.document.execCommand('copy'); // 显示复制成功提示 this.showCopySuccessToast(codeText, el); } catch (err) { console.error('Copy failed:', err); } this.win.document.body.removeChild(textarea); } /** * 创建 Toast 元素 * @returns {Element} 创建的 Toast 元素 */ createToastEl_() { const toast = document.createElement('ljs-toast'); toast.setAttribute('layout', 'nodisplay'); toast.setAttribute('hidden', ''); toast.setAttribute('id', 'discount-code-toast'); toast.style.zIndex = '1051'; return toast; } /** * 挂载 Toast 元素到 body * @returns {Element} 挂载的 Toast 元素 */ mountToastToBody_() { const existingToast = this.win.document.getElementById('discount-code-toast'); if (existingToast) { return existingToast; } const toast = this.createToastEl_(); this.win.document.body.appendChild(toast); return toast; } /** * 复制成功的提醒 * @param {string} codeText - 要复制的文本 * @param {Element} el - 当前元素 */ showCopySuccessToast(codeText, el) { const $toast = this.mountToastToBody_(); SPZ.whenApiDefined($toast).then(toast => { toast.showToast("Discount code copied !"); this.codeCopyInSessionStorage(codeText); }); } /** * 复制优惠码成功后要存一份到本地存储中，购物车使用 * @param {string} codeText - 要复制的文本 */ codeCopyInSessionStorage(codeText) { try { sessionStorage.setItem('other-copied-coupon', codeText); } catch (error) { console.error(error) } } } // 注册自定义元素 SPZ.defineElement('spz-custom-discount-code-model', SpzCustomDiscountCodeModel);
/** * Custom discount code component that handles displaying and managing discount codes * @extends {SPZ.BaseElement} */ class SpzCustomDiscountCode extends SPZ.BaseElement { constructor(element) { super(element); // API endpoint for fetching discount codes this.getDiscountCodeApi = "\/api\/storefront\/promotion\/code\/list"; // Debounce timer for resize events this.timer = null; // Current variant ID this.variantId = "762b078b-2934-4046-97b6-111b326b8c22"; // Store discount code data this.discountCodeData = {} } /** * Check if layout is supported * @param {string} layout - Layout type * @return {boolean} */ isLayoutSupported(layout) { return layout == SPZCore.Layout.LOGIC; } /** * Initialize component after build */ buildCallback() { this.templates_ = SPZServices.templatesForDoc(); this.viewport_ = this.getViewport(); // Bind methods to maintain context this.render = this.render.bind(this); this.resize = this.resize.bind(this); this.switchVariant = this.switchVariant.bind(this); } /** * Setup component when mounted */ mountCallback() { this.getData(); // Add event listeners this.viewport_.onResize(this.resize); this.win.document.addEventListener('dj.variantChange', this.switchVariant); } /** * Cleanup when component is unmounted */ unmountCallback() { this.viewport_.removeResize(this.resize); this.win.document.removeEventListener('dj.variantChange', this.switchVariant); // 清除定时器 if (this.timer) { clearTimeout(this.timer); this.timer = null; } } /** * Handle resize events with debouncing */ resize() { if (this.timer) { clearTimeout(this.timer) this.timer = null; } this.timer = setTimeout(() => { if (appDiscountUtils.inProductBody(this.element)) { this.render(); } else { this.renderSkeleton(); } }, 200); } /** * Handle variant changes * @param {Event} event - Variant change event */ switchVariant(event) { const variant = event.detail.selected; if (variant.product_id == '9c2d04eb-998a-452b-ac9e-a5c8f3ab6ea6' && variant.id != this.variantId) { this.variantId = variant.id; this.getData(); } } /** * Fetch discount code data from API */ getData() { if (appDiscountUtils.inProductBody(this.element)) { const reqBody = { product_id: "9c2d04eb-998a-452b-ac9e-a5c8f3ab6ea6", variant_id: this.variantId, product_type: "default", } if (!reqBody.product_id || !reqBody.variant_id) return; this.discountCodeData = {}; this.win.fetch(this.getDiscountCodeApi, { method: "POST", body: JSON.stringify(reqBody), headers: { "Content-Type": "application/json" } }).then(async (response) => { if (response.ok) { let data = await response.json(); if (data.list && data.list.length > 0) { data.list[0].product_setting.template_config = JSON.parse(data.list[0].product_setting.template_config); // Format timestamps to local timezone const zone = this.win.SHOPLAZZA.shop.time_zone; data.list = data.list.map(item => { if(+item.ends_at !== -1) { item.ends_at = appDiscountUtils.convertTimestampToFormat(+item.ends_at, zone); } item.starts_at = appDiscountUtils.convertTimestampToFormat(+item.starts_at, zone); return item; }); } this.discountCodeData = data; this.render(); } else { this.clearDom(); } }).catch(err => { console.error("discount_code", err) this.clearDom(); }); } else { this.renderSkeleton(); } } /** * Clear component DOM except template */ clearDom() { const children = this.element.querySelector('*:not(template)'); children && SPZCore.Dom.removeElement(children); } /** * Render discount codes with formatted dates */ render() { // Render using discount code model SPZ.whenApiDefined(document.querySelector('#spz_custom_discount_code_model')).then(renderApi => { renderApi.doRender_({ discountCodeData: this.discountCodeData }) }).catch(err => { this.clearDom(); }) } renderSkeleton() { // Render template for non-product pages this.templates_ .findAndRenderTemplate(this.element, { isMobile: appDiscountUtils.judgeMobile() }) .then((el) => { this.clearDom(); this.element.appendChild(el); }) .catch(err => { this.clearDom(); }); } } // Register custom element SPZ.defineElement('spz-custom-discount-code', SpzCustomDiscountCode);

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Who says lunch bags have to be boring? With our DIY Foldable Lunch Bag Sewing Template, you can stitch your own stylish, functional, and totally unique lunch bag in just 10 minutes! Whether you're a sewing enthusiast, a weekend crafter, or simply love turning fabric into something fabulous, this project is your next obsession. ✂️💚

✅ Precision-cut sewing template (available in 3 sizes)
✅ Step-by-step illustrated instruction booklet
✅ Endless creative potential

This clever template comes in three practical sizes – 8", 10", and 12" – so you can create the perfect fit for any meal, snack, or picnic date. And the best part? No more endless measuring or guessing! Our precision-cut sewing template ensures clean lines and perfect symmetry every time. 🧵✨

  • No measuring required! Just trace, cut, and sew.

  • Reusable template – make as many as you like in different fabrics, colors, and patterns! 🎨

  • Compact & Foldable Design – when folded, it’s palm-sized; when opened, it doubles as a dining mat 🍽️

  • Add your own touch! Use cotton, canvas, or insulated fabric (add a thin aluminum layer for thermal performance 🔥)

  • Perfect for gifts – handmade, heartfelt, and practical. 🎁

Each bag you make tells your story — from the playful sushi print 🍣 to the chic floral picnic look 🌷. Take it to work, school, or a garden tea party and let your creativity shine through every stitch.

🌿 Inspiration

Imagine sipping tea in a blooming garden 🌹, with your homemade lunch bag neatly placed beside you — stylish, eco-friendly, and made by you. It’s not just a lunch bag; it’s a little reminder that beautiful things can come from your own hands. 🌞

  • Template Sizes: 8" / 10" / 12" (finished product sizes)

  • Skill Level: Beginner-friendly

  • Time Required: Approx. 10 minutes per bag

  • Material: Any sewing fabric you love!

From cutting to carrying, this project combines creativity and practicality — because nothing feels better than saying, “I made it myself!” 💪💖

Customer Reviews

6
Kathy Nunn
Jul 35,2024

Very pretty!

Pamela Ade
Aug 11, 2024

Can’t wait to stitch this for my daughter in law. It really is “just her!” 😍

Jane Bautch
Aug 6,2024

I have been adding a key chain to mine.For the one I kept for myself i also added a charm and a second hook for my keys!

Brenda Gerritsen
Sep 18, 2023

Oh my gosh, so cute! Planning on giving it to my daughter for Christmas after I finish it. I know she is going to love it. The kit itself would also be a great gift. It’s all packaged up very nicely with clear instructions.

Alyssa
Aug 20, 2024

I loved this kit! It came with everything needed including detailed directions. I'm so happy with how it turned out!

Anna Holubková
Jul 19, 2024

Amazing pattern, easy to stitch, with all the instructions (including videos) and recommendations for the threats!