make reusable Exporter component

src/components/exporter/exporter.js

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+const Exporter = {
+  props: {
+    getContent: {
+      type: Function,
+      required: true
+    },
+    filename: {
+      type: String,
+      default: 'export.csv'
+    },
+    exportButtonLabel: {
+      type: String,
+      default () {
+        return this.$t('exporter.export')
+      }
+    },
+    processingMessage: {
+      type: String,
+      default () {
+        return this.$t('exporter.processing')
+      }
+    }
+  },
+  data () {
+    return {
+      processing: false
+    }
+  },
+  methods: {
+    process () {
+      this.processing = true
+      this.getContent()
+        .then((content) => {
+          const fileToDownload = document.createElement('a')
+          fileToDownload.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(content))
+          fileToDownload.setAttribute('download', this.filename)
+          fileToDownload.style.display = 'none'
+          document.body.appendChild(fileToDownload)
+          fileToDownload.click()
+          document.body.removeChild(fileToDownload)
+          setTimeout(() => { this.processing = false }, 2000)
+        })
+    }
+  }
+}
+
+export default Exporter

src/components/exporter/exporter.vue

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+<template>
+  <div class="exporter">
+    <div v-if="processing">
+      <i class="icon-spin4 animate-spin exporter-processing"></i>
+      <span>{{processingMessage}}</span>
+    </div>
+    <button class="btn btn-default" @click="process" v-else>{{exportButtonLabel}}</button>
+  </div>
+</template>
+
+<script src="./exporter.js"></script>
+
+<style lang="scss">
+.exporter {
+  &-processing {
+    font-size: 1.5em;
+    margin: 0.25em;
+  }
+}
+</style>