[Client] Better poll tag

src/web/app/common/tags/poll.tag

@@ -1,4 +1,4 @@
-<mk-poll>
+<mk-poll data-is-voted={ isVoted }>
 	<ul>
 		<li each={ poll.choices } onclick={ vote.bind(null, id) } class={ voted: voted }>
 			<div class="backdrop" if={ parent.result } style={ 'width:' + (votes / parent.total * 100) + '%' }></div>
@@ -9,7 +9,12 @@
 			</span>
 		</li>
 	</ul>
-	<p>{ total }人が投票</p>
+	<p if={ total > 0 }>
+		<span>{ total }人が投票</span>
+		・
+		<a if={ !isVoted } onclick={ toggleResult }>{ result ? '投票する' : '結果を見る' }</a>
+		<span if={ isVoted }>投票済み</span>
+	</p>
 	<style type="stylus">
 		:scope
 			display block
@@ -45,6 +50,20 @@
 					> .votes
 						margin-left 4px
 
+			> p
+				a
+					color inherit
+
+			&[data-is-voted]
+				> ul > li
+					cursor default
+
+					&:hover
+						background transparent
+
+					&:active
+						background transparent
+
 	</style>
 	<script>
 		@mixin \api
@@ -52,7 +71,11 @@
 		@post = @opts.post
 		@poll = @post.poll
 		@total = @poll.choices.reduce ((a, b) -> a + b.votes), 0
-		@result = @poll.choices.some (c) -> c.is_voted
+		@is-voted = @poll.choices.some (c) -> c.is_voted
+		@result = @is-voted
+
+		@toggle-result = ~>
+			@result = !@result
 
 		@vote = (id) ~>
 			if (@poll.choices.some (c) -> c.is_voted) then return
@@ -66,6 +89,7 @@
 						c.is_voted = true
 				@update do
 					poll: @poll
+					is-voted: true
 					result: true
 					total: @total + 1