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Use Transforms to serve covers at the right size

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This commit is contained in:
Claudio Ortolina
2025-09-17 10:26:38 +03:00
parent dc9c8fca8e
commit 0996b78c7b
10 changed files with 80 additions and 68 deletions
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test/music_library_web/controllers/cover_controller_test.exs
+24 -14
View File
@@ -4,6 +4,7 @@ defmodule MusicLibraryWeb.CoverControllerTest do
import MusicLibrary.Fixtures.Records
alias MusicLibrary.Assets
alias MusicLibrary.Assets.Transform
defp create_asset(_config) do
{:ok, asset} = Assets.store(%{content: marbles_cover_data(), format: "image/jpeg"})
@@ -15,42 +16,51 @@ defmodule MusicLibraryWeb.CoverControllerTest do
setup [:create_asset]
test "404s when asset doesn't exist", %{conn: conn} do
id = Ecto.UUID.generate()
transform = %Transform{hash: Ecto.UUID.generate()}
payload = Transform.encode!(transform)
conn = get(conn, ~p"/covers/#{id}")
conn = get(conn, ~p"/covers/#{payload}")
assert text_response(conn, 404) == "Not found"
end
test "serves the cover without etag", %{conn: conn, asset: asset} do
conn = get(conn, ~p"/covers/#{asset.hash}")
transform = %Transform{hash: asset.hash}
payload = Transform.encode!(transform)
conn = get(conn, ~p"/covers/#{payload}")
assert conn.status == 200
assert get_resp_header(conn, "content-type") == ["image/jpeg; charset=utf-8"]
assert get_resp_header(conn, "cache-control") == ["public, max-age=31536000"]
assert get_resp_header(conn, "etag") == [asset.hash]
assert get_resp_header(conn, "etag") == [payload]
assert conn.resp_body == asset.content
end
test "serves the cover when etag doesn't match", %{conn: conn, asset: asset} do
transform = %Transform{hash: asset.hash}
payload = Transform.encode!(transform)
conn =
conn
|> put_req_header("if-none-match", "invalid-etag")
|> get(~p"/covers/#{asset.hash}")
|> get(~p"/covers/#{payload}")
assert conn.status == 200
assert get_resp_header(conn, "content-type") == ["image/jpeg; charset=utf-8"]
assert get_resp_header(conn, "cache-control") == ["public, max-age=31536000"]
assert get_resp_header(conn, "etag") == [asset.hash]
assert get_resp_header(conn, "etag") == [payload]
assert conn.resp_body == asset.content
end
test "serves a 304 when etag matches", %{conn: conn, asset: asset} do
transform = %Transform{hash: asset.hash}
payload = Transform.encode!(transform)
conn =
conn
|> put_req_header("if-none-match", asset.hash)
|> get(~p"/covers/#{asset.hash}")
|> put_req_header("if-none-match", payload)
|> get(~p"/covers/#{payload}")
assert conn.status == 304
assert get_resp_header(conn, "content-type") == []
@@ -60,18 +70,18 @@ defmodule MusicLibraryWeb.CoverControllerTest do
assert conn.resp_body == <<>>
end
test "accepts a size attribute for resizing", %{conn: conn, asset: asset} do
conn = get(conn, ~p"/covers/#{asset.hash}?size=480")
test "it handles transforms with width", %{conn: conn, asset: asset} do
transform = %Transform{hash: asset.hash, width: 480}
payload = Transform.encode!(transform)
thumb = marbles_thumb_data()
hash = Assets.Asset.hash(thumb)
conn = get(conn, ~p"/covers/#{payload}")
assert conn.status == 200
assert get_resp_header(conn, "content-type") == ["image/jpeg; charset=utf-8"]
assert get_resp_header(conn, "cache-control") == ["public, max-age=31536000"]
assert get_resp_header(conn, "etag") == [hash]
assert get_resp_header(conn, "etag") == [payload]
assert conn.resp_body == thumb
assert conn.resp_body == marbles_thumb_data()
end
end
end
test/music_library_web/live/collection_live/index_test.exs
+12 -19
View File
@@ -8,6 +8,7 @@ defmodule MusicLibraryWeb.CollectionLive.IndexTest do
alias MusicBrainz.ReleaseGroupSearchResult
alias MusicLibrary.Assets
alias MusicLibrary.Assets.Transform
alias MusicLibrary.Records.{Cover, Record}
# make it a multiple of 4 for easier calculations
@@ -51,7 +52,7 @@ defmodule MusicLibraryWeb.CollectionLive.IndexTest do
session = visit(conn, ~p"/collection?order=alphabetical&page_size=#{page_size}")
for record <- expected_present do
cover_url = ~p"/covers/#{record.cover_hash}"
cover_url = cover_url(record, 160)
session
|> assert_has("#records-#{record.id}")
@@ -140,7 +141,7 @@ defmodule MusicLibraryWeb.CollectionLive.IndexTest do
session =
visit(conn, ~p"/collection?#{qs}")
cover_url = ~p"/covers/#{record.cover_hash}"
cover_url = cover_url(record, 160)
session
|> assert_has("#records-#{record.id}")
@@ -182,7 +183,7 @@ defmodule MusicLibraryWeb.CollectionLive.IndexTest do
visit(conn, ~p"/collection?#{qs}")
for record <- present do
cover_url = ~p"/covers/#{record.cover_hash}"
cover_url = cover_url(record, 160)
session
|> assert_has("#records-#{record.id}")
@@ -219,7 +220,7 @@ defmodule MusicLibraryWeb.CollectionLive.IndexTest do
test "can change the record cover", %{conn: conn} do
record = record()
cover_url = ~p"/covers/#{record.cover_hash}"
cover_url = cover_url(record, nil)
session =
conn
@@ -229,25 +230,11 @@ defmodule MusicLibraryWeb.CollectionLive.IndexTest do
session =
session
|> upload("Cover art", raven_cover_fixture())
# Shows a range warning
#
# warning: Range.new/2 and first..last default to a step of -1 when last < first. Use Range.new(first, last, -1) or first..last//-1, or pass 1 if that was your intention
# (phoenix_live_view 1.1.10) lib/phoenix_live_view/test/diff.ex:80: Phoenix.LiveViewTest.Diff.deep_merge_diff/2
# (stdlib 7.0.2) maps.erl:405: :maps.merge_with_1/3
# (phoenix_live_view 1.1.10) lib/phoenix_live_view/test/diff.ex:62: Phoenix.LiveViewTest.Diff.find_component/5
# (phoenix_live_view 1.1.10) lib/phoenix_live_view/test/diff.ex:30: anonymous fn/4 in Phoenix.LiveViewTest.Diff.merge_diff/2
# (stdlib 7.0.2) maps.erl:894: :maps.fold_1/4
# (phoenix_live_view 1.1.10) lib/phoenix_live_view/test/diff.ex:29: Phoenix.LiveViewTest.Diff.merge_diff/2
# (phoenix_live_view 1.1.10) lib/phoenix_live_view/test/client_proxy.ex:864: Phoenix.LiveViewTest.ClientProxy.merge_rendered/3
# (phoenix_live_view 1.1.10) lib/phoenix_live_view/test/client_proxy.ex:488: Phoenix.LiveViewTest.ClientProxy.handle_info/2
# (stdlib 7.0.2) gen_server.erl:2434: :gen_server.try_handle_info/3
# (stdlib 7.0.2) gen_server.erl:2420: :gen_server.handle_msg/3
# (stdlib 7.0.2) proc_lib.erl:333: :proc_lib.init_p_do_apply/3
|> click_button("Save")
|> assert_has("p", text: "Record updated successfully")
updated_record = MusicLibrary.Records.get_record!(record.id)
updated_cover_url = ~p"/covers/#{updated_record.cover_hash}"
updated_cover_url = cover_url(updated_record, 160)
assert updated_record.cover_hash !== record.cover_hash
assert_has(session, "img[src='#{updated_cover_url}']")
@@ -455,4 +442,10 @@ defmodule MusicLibraryWeb.CollectionLive.IndexTest do
musicbrainz_id: "1932f5b6-0b7b-4050-b1df-833ca89e5f44"
} = marillion
end
defp cover_url(record, width) do
transform = %Transform{hash: record.cover_hash, width: width}
payload = Transform.encode!(transform)
~p"/covers/#{payload}"
end
end
test/music_library_web/live/collection_live/show_test.exs
+4 -1
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@@ -5,6 +5,7 @@ defmodule MusicLibraryWeb.CollectionLive.ShowTest do
import MusicLibraryWeb.RecordComponents, only: [format_label: 1, type_label: 1]
alias MusicBrainz.Fixtures
alias MusicLibrary.Assets.Transform
alias MusicLibrary.Records.Record
describe "Edit record from show page" do
@@ -29,7 +30,9 @@ defmodule MusicLibraryWeb.CollectionLive.ShowTest do
describe "Show record" do
test "it includes all needed information", %{conn: conn} do
record = record()
cover_url = ~p"/covers/#{record.cover_hash}"
transform = %Transform{hash: record.cover_hash, width: nil}
payload = Transform.encode!(transform)
cover_url = ~p"/covers/#{payload}"
release_response = Fixtures.Release.release(:marbles)
test/music_library_web/live/wishlist_live/show_test.exs
+4 -1
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@@ -4,6 +4,7 @@ defmodule MusicLibraryWeb.WishlistLive.ShowTest do
import MusicLibrary.Fixtures.Records
import MusicLibraryWeb.RecordComponents, only: [format_label: 1, type_label: 1]
alias MusicLibrary.Assets.Transform
alias MusicLibrary.Records.Record
describe "Edit record from show page" do
@@ -21,7 +22,9 @@ defmodule MusicLibraryWeb.WishlistLive.ShowTest do
describe "Show record" do
test "it includes all needed information", %{conn: conn} do
record = record(purchased_at: nil)
cover_url = ~p"/covers/#{record.cover_hash}"
transform = %Transform{hash: record.cover_hash, width: nil}
payload = Transform.encode!(transform)
cover_url = ~p"/covers/#{payload}"
session =
conn