Select

Rules

Basic Example

const rule = {
    type: "select",
    field: "cate_id",
    title: "Product Category",
    value: ["104","105"],
    options: [
        {"value": "104", "label": "Organic Vegetables", "disabled": false},
        {"value": "105", "label": "Fresh Fruits", "disabled": false},
     ],
    props: {
        multiple: true
    },
}

Props Configuration Examples

Single Select Dropdown

const rule = {
    type: "select",
    field: "category",
    title: "Product Category",
    value: "104",
    options: [
        {"value": "104", "label": "Organic Vegetables"},
        {"value": "105", "label": "Fresh Fruits"},
        {"value": "106", "label": "Seafood"},
    ],
    props: {
        placeholder: "Select product category",
        clearable: true,
    },
}

Multiple Select Dropdown

const rule = {
    type: "select",
    field: "tags",
    title: "Product Tags",
    value: ["104","105"],
    options: [
        {"value": "104", "label": "Hot Sale"},
        {"value": "105", "label": "New Product"},
        {"value": "106", "label": "Recommended"},
    ],
    props: {
        multiple: true,
        max: 3,
        placeholder: "Select tags",
    },
}

Searchable Dropdown

const rule = {
    type: "select",
    field: "product",
    title: "Product Name",
    options: [
        {"value": "1", "label": "iPhone 15 Pro"},
        {"value": "2", "label": "MacBook Pro"},
        {"value": "3", "label": "iPad Air"},
    ],
    props: {
        filterable: true,
        placeholder: "Enter or select product",
        clearable: true,
    },
}

Remote Search

const rule = {
    type: "select",
    field: "user",
    title: "Select User",
    options: [],
    props: {
        filterable: true,
        placeholder: "Enter username to search",
        clearable: true,
        loading: false,
    },
    inject: true,
    on: {
        search: ($inject, value) => {
            if (value) {
                // Call remote search API
                searchUsers(value).then(res => {
                    // Update options
                    $inject.api.updateRule('user', {
                        options: res.data.map(item => ({
                            value: item.id,
                            label: item.name
                        }))
                    });
                });
            }
        },
    },
}

Events Examples

Listen to Changes

const rule = {
    type: "select",
    field: "category",
    title: "Product Category",
    options: [
        {"value": "104", "label": "Organic Vegetables"},
        {"value": "105", "label": "Fresh Fruits"},
    ],
    props: {
        placeholder: "Select category",
        clearable: true,
    },
    on: {
        change: (value, option) => {
            console.log('Selection value changed:', value, option);
        },
        clear: () => {
            console.log('Selection cleared');
        },
    },
}

Linkage Update Other Fields

const rule = [
    {
        type: "select",
        field: "category",
        title: "Product Category",
        options: [
            {"value": "1", "label": "Electronics"},
            {"value": "2", "label": "Clothing & Accessories"},
        ],
        props: {
            placeholder: "Select category",
        },
        inject: true,
        on: {
            change: ($inject, value) => {
                // Load subcategories based on selected category
                if (value === "1") {
                    $inject.api.updateRule('subcategory', {
                        options: [
                            {"value": "11", "label": "Mobile Phones"},
                            {"value": "12", "label": "Computers"},
                        ]
                    });
                } else if (value === "2") {
                    $inject.api.updateRule('subcategory', {
                        options: [
                            {"value": "21", "label": "Men's Clothing"},
                            {"value": "22", "label": "Women's Clothing"},
                        ]
                    });
                }
            },
        },
    },
    {
        type: "select",
        field: "subcategory",
        title: "Subcategory",
        options: [],
        props: {
            placeholder: "Select category first",
            disabled: true,
        },
    },
]

Complete configuration items: TDesign_Select