init

components/ui/Btn.vue

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+<template>
+  <button class="btn outline-none rounded-md shadow-md relative border border-gray-600" :disabled="loading" :type="type" :class="classList" @click="click">
+    <slot />
+    <div v-if="loading" class="text-white absolute top-0 left-0 w-full h-full flex items-center justify-center text-opacity-100">
+      <!-- <span class="material-icons animate-spin">refresh</span> -->
+      <svg class="animate-spin" style="width: 24px; height: 24px" viewBox="0 0 24 24">
+        <path fill="currentColor" d="M12,4V2A10,10 0 0,0 2,12H4A8,8 0 0,1 12,4Z" />
+      </svg>
+    </div>
+  </button>
+</template>
+
+<script>
+export default {
+  props: {
+    color: {
+      type: String,
+      default: 'primary'
+    },
+    type: {
+      type: String,
+      default: ''
+    },
+    paddingX: Number,
+    small: Boolean,
+    loading: Boolean
+  },
+  data() {
+    return {}
+  },
+  computed: {
+    classList() {
+      var list = []
+      if (this.loading) list.push('text-opacity-0')
+      list.push('text-white')
+      list.push(`bg-${this.color}`)
+      if (this.small) {
+        list.push('text-sm')
+        if (this.paddingX === undefined) list.push('px-4')
+        list.push('py-1')
+      } else {
+        if (this.paddingX === undefined) list.push('px-8')
+        list.push('py-2')
+      }
+      if (this.paddingX !== undefined) {
+        list.push(`px-${this.paddingX}`)
+      }
+      return list
+    }
+  },
+  methods: {
+    click(e) {
+      this.$emit('click', e)
+    }
+  },
+  mounted() {}
+}
+</script>
+
+<style>
+button.btn::before {
+  content: '';
+  position: absolute;
+  border-radius: 6px;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background-color: rgba(255, 255, 255, 0);
+  transition: all 0.1s ease-in-out;
+}
+button.btn:hover:not(:disabled)::before {
+  background-color: rgba(255, 255, 255, 0.1);
+}
+button:disabled::before {
+  background-color: rgba(0, 0, 0, 0.2);
+}
+</style>