165 lines
5.3 KiB
Scala
165 lines
5.3 KiB
Scala
package controllers
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import play.api.libs.json.Json
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import lila.api.Context
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import lila.app._
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import lila.common.config.MaxPerSecond
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import lila.common.paginator.{ AdapterLike, Paginator, PaginatorJson }
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import lila.relation.Related
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import lila.relation.RelationStream._
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import lila.user.{ User => UserModel }
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import views._
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final class Relation(
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env: Env,
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apiC: => Api
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) extends LilaController(env) {
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val api = env.relation.api
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private def renderActions(userId: String, mini: Boolean)(implicit ctx: Context) =
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(ctx.userId ?? { api.fetchRelation(_, userId) }) zip
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(ctx.isAuth ?? { env.pref.api followable userId }) zip
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(ctx.userId ?? { api.fetchBlocks(userId, _) }) flatMap { case relation ~ followable ~ blocked =>
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negotiate(
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html = fuccess(Ok {
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if (mini)
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html.relation.mini(userId, blocked = blocked, followable = followable, relation = relation)
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else
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html.relation.actions(userId, relation = relation, blocked = blocked, followable = followable)
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}),
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api = _ =>
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fuccess(
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Ok(
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Json.obj(
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"followable" -> followable,
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"following" -> relation.contains(true),
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"blocking" -> relation.contains(false)
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)
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)
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)
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)
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}
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def follow(userId: String) =
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Auth { implicit ctx => me =>
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api.reachedMaxFollowing(me.id) flatMap {
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case true =>
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env.msg.api
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.postPreset(
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me,
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lila.msg.MsgPreset.maxFollow(me.username, env.relation.maxFollow.value)
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)
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.void
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case _ =>
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api.follow(me.id, UserModel normalize userId).nevermind >> renderActions(userId, getBool("mini"))
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}
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}
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def unfollow(userId: String) =
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Auth { implicit ctx => me =>
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api.unfollow(me.id, UserModel normalize userId).nevermind >> renderActions(userId, getBool("mini"))
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}
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def block(userId: String) =
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Auth { implicit ctx => me =>
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api.block(me.id, UserModel normalize userId).nevermind >> renderActions(userId, getBool("mini"))
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}
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def unblock(userId: String) =
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Auth { implicit ctx => me =>
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api.unblock(me.id, UserModel normalize userId).nevermind >> renderActions(userId, getBool("mini"))
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}
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def following(username: String, page: Int) =
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Open { implicit ctx =>
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Reasonable(page, 20) {
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OptionFuResult(env.user.repo named username) { user =>
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RelatedPager(api.followingPaginatorAdapter(user.id), page) flatMap { pag =>
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negotiate(
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html = api countFollowers user.id map { nbFollowers =>
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Ok(html.relation.bits.following(user, pag, nbFollowers))
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},
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api = _ => Ok(jsonRelatedPaginator(pag)).fuccess
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)
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}
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}
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}
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}
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def followers(username: String, page: Int) =
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Open { implicit ctx =>
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Reasonable(page, 20) {
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OptionFuResult(env.user.repo named username) { user =>
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RelatedPager(api.followersPaginatorAdapter(user.id), page) flatMap { pag =>
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negotiate(
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html = api countFollowing user.id map { nbFollowing =>
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Ok(html.relation.bits.followers(user, pag, nbFollowing))
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},
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api = _ => Ok(jsonRelatedPaginator(pag)).fuccess
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)
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}
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}
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}
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}
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def apiFollowing(name: String) = apiRelation(name, Direction.Following)
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def apiFollowers(name: String) = apiRelation(name, Direction.Followers)
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private def apiRelation(name: String, direction: Direction) =
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Action.async { implicit req =>
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env.user.repo.named(name) flatMap {
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_ ?? { user =>
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apiC.jsonStream {
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env.relation.stream
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.follow(user, direction, MaxPerSecond(20))
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.map(env.api.userApi.one)
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}.fuccess
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}
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}
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}
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private def jsonRelatedPaginator(pag: Paginator[Related]) = {
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import lila.user.JsonView.nameWrites
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import lila.relation.JsonView.relatedWrites
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Json.obj("paginator" -> PaginatorJson(pag.mapResults { r =>
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relatedWrites.writes(r) ++ Json
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.obj(
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"perfs" -> r.user.perfs.bestPerfType.map { best =>
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lila.user.JsonView.perfs(r.user, best.some)
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}
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)
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.add("online" -> env.socket.isOnline(r.user.id))
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}))
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}
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def blocks(page: Int) =
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Auth { implicit ctx => me =>
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Reasonable(page, 20) {
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RelatedPager(api.blockingPaginatorAdapter(me.id), page) map { pag =>
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html.relation.bits.blocks(me, pag)
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}
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}
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}
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private def RelatedPager(adapter: AdapterLike[String], page: Int)(implicit ctx: Context) =
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Paginator(
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adapter = adapter mapFutureList followship,
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currentPage = page,
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maxPerPage = lila.common.config.MaxPerPage(30)
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)
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private def followship(userIds: Seq[String])(implicit ctx: Context): Fu[List[Related]] =
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env.user.repo usersFromSecondary userIds.map(UserModel.normalize) flatMap { users =>
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(ctx.isAuth ?? { env.pref.api.followableIds(users map (_.id)) }) flatMap { followables =>
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users.map { u =>
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ctx.userId ?? { api.fetchRelation(_, u.id) } map { rel =>
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lila.relation.Related(u, none, followables(u.id), rel)
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}
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}.sequenceFu
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}
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}
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}
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