Configurable @room ping discord roles

src/web/pug/guild.pug

@@ -188,6 +188,56 @@ block body
               td(colspan="3")
                 .s-empty-state No channels linked between Discord and Matrix yet...
 
+  if space_id && linkedChannelsWithDetails.length
+    - const customPingRooms = linkedChannelsWithDetails.filter(row => row.ping_role_id)
+    - const defaultPingRooms = linkedChannelsWithDetails.filter(row => !row.ping_role_id)
+    - const pingRoles = [...guild.roles].filter(role => role.id !== guild_id).sort((a, b) => b.position - a.position)
+    h3.mt32.fs-category#room-notifications Room notifications
+    .s-card
+      p.s-description.mt0 Choose which Discord role receives Matrix @room notifications
+      each row in customPingRooms
+        .d-flex.ai-center.g16.mb8
+          label.s-label.fl-grow1(for="ping-role-" + row.channel.id)= "#" + row.channel.name
+          form(method="post" action=rel("/api/room-ping-role"))
+            input(type="hidden" name="guild_id" value=guild_id)
+            input(type="hidden" name="channel_id" value=row.channel.id)
+            .s-select
+              select(name="ping_role_id" id="ping-role-" + row.channel.id onchange="this.form.requestSubmit()")
+                if !pingRoles.some(role => role.id === row.ping_role_id)
+                  option(value=row.ping_role_id selected disabled) Deleted role (choose a replacement)
+                each role in pingRoles
+                  option(value=role.id selected=row.ping_role_id === role.id)= "@" + role.name
+            noscript
+              button.s-btn.s-btn__outlined.mt8(type="submit") Save
+          form(method="post" action=rel("/api/room-ping-role"))
+            input(type="hidden" name="guild_id" value=guild_id)
+            input(type="hidden" name="channel_id" value=row.channel.id)
+            input(type="hidden" name="ping_role_id" value="")
+            button.s-btn.s-btn__danger.s-btn__outlined(type="submit" aria-label="Remove custom role for #" + row.channel.name) Remove
+
+      if defaultPingRooms.length && pingRoles.length
+        details.mt16
+          summary.s-label.cursor-pointer Add custom role
+          form.mt12(method="post" action=rel("/api/room-ping-role"))
+            input(type="hidden" name="guild_id" value=guild_id)
+            .d-grid.grid__2.g8(class="sm:grid__1")
+              .wmn0
+                label.s-label(for="ping-role-channel") Channel
+                .s-select
+                  select.w100.box-border#ping-role-channel(name="channel_id" required)
+                    option(value="" selected disabled) Choose a channel
+                    each row in defaultPingRooms
+                      - const parent = discord.channels.get(row.channel.parent_id)
+                      option(value=row.channel.id)= "#" + row.channel.name + (parent ? " - " + parent.name : "")
+              .wmn0
+                label.s-label(for="ping-role-new") Notify role
+                .s-select
+                  select.w100.box-border#ping-role-new(name="ping_role_id" required)
+                    option(value="" selected disabled) Choose a role
+                    each role in pingRoles
+                      option(value=role.id)= "@" + role.name
+            button.s-btn.s-btn__filled.mt8(type="submit") Add
+
   h3.fs-category.mt32 Auto-create
   .s-card.d-grid.px0
     form.d-flex.ai-center.g16