Set minimum height of 3 lines for textarea on focus, make it reset on post.

src/components/post_status_form/post_status_form.js

@@ -63,6 +63,9 @@ const PostStatusForm = {
         files: []
       }
       this.$emit('posted')
+      
+      let el = this.$el.querySelector('textarea')
+      el.style.height = '16px'
     },
     addMediaFile (fileInfo) {
       this.newStatus.files.push(fileInfo)
@@ -93,6 +96,9 @@ const PostStatusForm = {
     resize (e) {
       e.target.style.height = 'auto'
       e.target.style.height = `${e.target.scrollHeight - 10}px`
+      if (e.target.value === "") {
+        e.target.style.height = '16px'
+      }
     }
   }
 }

src/components/post_status_form/post_status_form.vue

@@ -2,7 +2,7 @@
   <div class="post-status-form">
     <form @submit.prevent="postStatus(newStatus)">
       <div class="form-group base03-border" >
-        <textarea v-model="newStatus.status" placeholder="Just landed in L.A." rows="1" class="form-control" @keyup.meta.enter="postStatus(newStatus)" @keyup.ctrl.enter="postStatus(newStatus)" @drop="fileDrop" @dragover.prevent="fileDrag" @input="resize"></textarea>
+        <textarea id="benis" v-model="newStatus.status" placeholder="Just landed in L.A." rows="1" class="form-control" @keyup.meta.enter="postStatus(newStatus)" @keyup.ctrl.enter="postStatus(newStatus)" @drop="fileDrop" @dragover.prevent="fileDrag" @input="resize"></textarea>
       </div>
       <div class='form-bottom'>
         <media-upload @uploading="disableSubmit" @uploaded="addMediaFile" @upload-failed="enableSubmit" :drop-files="dropFiles"></media-upload>
@@ -93,6 +93,10 @@
          overflow: hidden;
      }
 
+     form textarea:focus {
+       min-height: 48px;
+     }
+
      .btn {
          cursor: pointer;
      }