Profectus-Demo/src/components/system/Modal.vue

<template>
    <teleport to="#modal-root">
        <transition
            name="modal"
            @before-enter="setAnimating(true)"
            @after-leave="setAnimating(false)"
        >
            <div
                class="modal-mask"
                v-show="show"
                v-on:pointerdown.self="$emit('close')"
                v-bind="$attrs"
            >
                <div class="modal-wrapper">
                    <div class="modal-container">
                        <div class="modal-header">
                            <slot name="header" :shown="isVisible">
                                default header
                            </slot>
                        </div>
                        <div class="modal-body">
                            <branches>
                                <slot name="body" :shown="isVisible">
                                    default body
                                </slot>
                            </branches>
                        </div>
                        <div class="modal-footer">
                            <slot name="footer" :shown="isVisible">
                                <div class="modal-default-footer">
                                    <div class="modal-default-flex-grow"></div>
                                    <button
                                        class="button modal-default-button"
                                        @click="$emit('close')"
                                    >
                                        Close
                                    </button>
                                </div>
                            </slot>
                        </div>
                    </div>
                </div>
            </div>
        </transition>
    </teleport>
</template>

<script lang="ts">
import { defineComponent } from "vue";

export default defineComponent({
    name: "Modal",
    data() {
        return {
            isAnimating: false
        };
    },
    props: {
        show: Boolean
    },
    emits: ["close"],
    computed: {
        isVisible(): boolean {
            return this.show || this.isAnimating;
        }
    },
    methods: {
        setAnimating(isAnimating: boolean) {
            this.isAnimating = isAnimating;
        }
    }
});
</script>

<style scoped>
.modal-mask {
    position: fixed;
    z-index: 9998;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.5);
    transition: opacity 0.3s ease;
}

.modal-wrapper {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.modal-container {
    width: 640px;
    max-width: 95vw;
    max-height: 95vh;
    background-color: var(--background);
    padding: 20px;
    border-radius: 5px;
    transition: all 0.3s ease;
    text-align: left;
    border: var(--modal-border);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.modal-header {
    width: 100%;
}

.modal-body {
    margin: 20px 0;
    width: 100%;
    overflow-y: auto;
    overflow-x: hidden;
}

.modal-footer {
    width: 100%;
}

.modal-default-footer {
    display: flex;
}

.modal-default-flex-grow {
    flex-grow: 1;
}

.modal-enter-from {
    opacity: 0;
}

.modal-leave-active {
    opacity: 0;
}

.modal-enter-from .modal-container,
.modal-leave-active .modal-container {
    -webkit-transform: scale(1.1);
    transform: scale(1.1);
}
</style>