feat(member): condense the overview into composite name and address cells

lib/mv_web/live/member_live/index.html.heex

@@ -149,6 +149,48 @@
           role="checkbox"
         />
       </:col>
+      <:col
+        :let={member}
+        :if={:name in @member_fields_visible}
+        label={gettext("Name")}
+      >
+        <% full_name =
+          [member.first_name, member.last_name]
+          |> Enum.reject(&(&1 in [nil, ""]))
+          |> Enum.join(" ") %>
+        <div data-testid="member-name">
+          <div class="font-medium truncate" title={full_name}>
+            {full_name}
+          </div>
+          <div
+            :if={member.email not in [nil, ""]}
+            class="opacity-70 truncate"
+            title={member.email}
+          >
+            {member.email}
+          </div>
+        </div>
+      </:col>
+      <:col
+        :let={member}
+        :if={:address in @member_fields_visible}
+        label={gettext("Address")}
+      >
+        <% line1 =
+          [member.street, member.house_number]
+          |> Enum.reject(&(&1 in [nil, ""]))
+          |> Enum.join(" ") %>
+        <% line2 =
+          [member.postal_code, member.city]
+          |> Enum.reject(&(&1 in [nil, ""]))
+          |> Enum.join(" ") %>
+        <.maybe_value value={line1 <> line2} empty_sr_text={gettext("No address")}>
+          <div data-testid="member-address">
+            <div class="truncate" title={line1}>{line1}</div>
+            <div class="opacity-70 truncate" title={line2}>{line2}</div>
+          </div>
+        </.maybe_value>
+      </:col>
       <:col
         :let={member}
         :if={:first_name in @member_fields_visible}
@@ -280,7 +322,9 @@
           """
         }
       >
-        {member.city}
+        <.maybe_value value={member.city} empty_sr_text={gettext("Not specified")}>
+          {member.city}
+        </.maybe_value>
       </:col>
       <:col
         :let={member}
@@ -298,7 +342,9 @@
           """
         }
       >
-        {member.street}
+        <.maybe_value value={member.street} empty_sr_text={gettext("Not specified")}>
+          {member.street}
+        </.maybe_value>
       </:col>
       <:col
         :let={member}
@@ -316,7 +362,9 @@
           """
         }
       >
-        {member.house_number}
+        <.maybe_value value={member.house_number} empty_sr_text={gettext("Not specified")}>
+          {member.house_number}
+        </.maybe_value>
       </:col>
       <:col
         :let={member}
@@ -334,7 +382,9 @@
           """
         }
       >
-        {member.postal_code}
+        <.maybe_value value={member.postal_code} empty_sr_text={gettext("Not specified")}>
+          {member.postal_code}
+        </.maybe_value>
       </:col>
       <:col
         :let={member}
@@ -407,15 +457,17 @@
         }
       >
         <.maybe_value value={member.groups} empty_sr_text={gettext("No group assignment")}>
-          <%= for group <- (member.groups || []) do %>
-            <.badge
-              variant="primary"
-              style="outline"
-              aria-label={gettext("Member of group %{name}", name: group.name)}
-            >
-              {group.name}
-            </.badge>
-          <% end %>
+          <div class="flex flex-wrap gap-1 w-max">
+            <%= for group <- (member.groups || []) do %>
+              <.badge
+                variant="primary"
+                style="outline"
+                aria-label={gettext("Member of group %{name}", name: group.name)}
+              >
+                {group.name}
+              </.badge>
+            <% end %>
+          </div>
         </.maybe_value>
       </:col>
       <:action :let={member}>

lib/mv_web/live/member_live/index/field_visibility.ex

@@ -29,7 +29,28 @@ defmodule MvWeb.MemberLive.Index.FieldVisibility do
 
   # Single UI key for "Membership Fee Status"; only this appears in the dropdown.
   # Groups and membership_fee_type are also pseudo fields (not in member_fields(), displayed in the table).
-  @pseudo_member_fields [:membership_fee_status, :membership_fee_type, :groups]
+  # :name and :address are composite display-only columns (Name = name + email,
+  # Address = street/house number over postal code/city).
+  @pseudo_member_fields [:membership_fee_status, :membership_fee_type, :groups, :name, :address]
+
+  # Curated default-visible column set (§1.2): the columns shown on first visit
+  # when there is no persisted selection and no global override. Everything else
+  # (the individual name/address sub-fields, notes, dates other than join date)
+  # defaults to hidden so the table fits common desktop widths.
+  @default_visible_fields MapSet.new([
+                            :name,
+                            :address,
+                            :membership_fee_type,
+                            :membership_fee_status,
+                            :groups,
+                            :join_date
+                          ])
+
+  @doc """
+  The curated default-visible columns (member-field atoms) for a first visit.
+  """
+  @spec default_visible_fields() :: [atom()]
+  def default_visible_fields, do: MapSet.to_list(@default_visible_fields)
 
   # Export/API may accept this as alias; must not appear in the UI options list.
   @export_only_alias :payment_status
@@ -276,13 +297,13 @@ defmodule MvWeb.MemberLive.Index.FieldVisibility do
     domain_map =
       Enum.reduce(domain_fields, %{}, fn field, acc ->
         field_string = Atom.to_string(field)
-        default_visibility = if field == :exit_date, do: false, else: true
+        default_visibility = MapSet.member?(@default_visible_fields, field)
         show_in_overview = Map.get(visibility_config, field, default_visibility)
         Map.put(acc, field_string, show_in_overview)
       end)
 
     Enum.reduce(@pseudo_member_fields, domain_map, fn field, acc ->
-      Map.put(acc, Atom.to_string(field), true)
+      Map.put(acc, Atom.to_string(field), MapSet.member?(@default_visible_fields, field))
     end)
   end