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lib/ash_json_api/json_api_resource/routes.ex

defmodule AshJsonApi.JsonApiResource.Routes do
@moduledoc "DSL builders for configuring the routes of a json api resource"
defmacro routes(path, do: body) do
quote do
import AshJsonApi.JsonApiResource.Routes
@json_api_path unquote(path)
unquote(body)
import AshJsonApi.JsonApiResource.Routes, only: []
end
end
defmacro get(action, opts \\ []) do
quote bind_quoted: [action: action, opts: opts] do
route = opts[:route] || "/:id"
unless Enum.find(Path.split(route), fn part -> part == ":id" end) do
raise "Route for get action *must* contain an `:id` path parameter"
end
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :get,
controller: AshJsonApi.Controllers.Get,
action: action,
action_type: :read,
type: :get,
primary?: opts[:primary?] || false
)
end
end
defmacro index(action, opts \\ []) do
quote bind_quoted: [action: action, opts: opts] do
route = opts[:route] || "/"
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :get,
controller: AshJsonApi.Controllers.Index,
action: action,
action_type: :read,
type: :index,
paginate?: Keyword.get(opts, :paginate?, true),
primary?: opts[:primary?] || false
)
end
end
defmacro post(action, opts \\ []) do
quote bind_quoted: [action: action, opts: opts] do
route = opts[:route] || "/"
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :post,
controller: AshJsonApi.Controllers.Post,
action: action,
type: :post,
action_type: :create,
primary?: opts[:primary?] || false
)
end
end
defmacro patch(action, opts \\ []) do
quote bind_quoted: [action: action, opts: opts] do
route = opts[:route] || "/:id"
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :patch,
controller: AshJsonApi.Controllers.Update,
action: action,
type: :patch,
action_type: :update,
primary?: opts[:primary?] || false
)
end
end
defmacro delete(action, opts \\ []) do
quote bind_quoted: [action: action, opts: opts] do
route = opts[:route] || "/:id"
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :delete,
type: :delete,
controller: AshJsonApi.Controllers.Delete,
action: action,
action_type: :delete,
primary?: opts[:primary?] || false
)
end
end
defmacro relationship_read_routes(relationship, opts \\ []) do
quote bind_quoted: [relationship: relationship, opts: opts] do
except = opts[:except] || []
unless :relationship in except do
relationship(relationship, opts)
end
unless :related in except do
related(relationship, opts)
end
end
end
defmacro relationship_change_routes(relationship, opts \\ []) do
quote bind_quoted: [relationship: relationship, opts: opts] do
except = opts[:except] || []
unless :post in except do
post_to_relationship(relationship, opts)
end
unless :patch in except do
patch_relationship(relationship, opts)
end
unless :delete in except do
delete_from_relationship(relationship, opts)
end
end
end
defmacro related(relationship, opts \\ []) do
quote bind_quoted: [relationship: relationship, opts: opts] do
route = opts[:route] || ":id/#{relationship}"
unless Enum.find(Path.split(route), fn part -> part == ":id" end) do
raise "Route for get action *must* contain an `:id` path parameter"
end
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :get,
controller: AshJsonApi.Controllers.GetRelated,
primary?: opts[:primary?] || true,
action: opts[:action] || :default,
relationship: relationship
)
end
end
defmacro relationship(relationship, opts \\ []) do
quote bind_quoted: [relationship: relationship, opts: opts] do
route = opts[:route] || ":id/relationships/#{relationship}"
unless Enum.find(Path.split(route), fn part -> part == ":id" end) do
raise "Route for get action *must* contain an `:id` path parameter"
end
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :get,
controller: AshJsonApi.Controllers.GetRelationship,
primary?: opts[:primary?] || true,
action: opts[:action] || :default,
relationship: relationship
)
end
end
defmacro post_to_relationship(relationship, opts \\ []) do
quote bind_quoted: [relationship: relationship, opts: opts] do
route = opts[:route] || ":id/relationships/#{relationship}"
unless Enum.find(Path.split(route), fn part -> part == ":id" end) do
raise "Route for post to relationship action *must* contain an `:id` path parameter"
end
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :post,
controller: AshJsonApi.Controllers.PostToRelationship,
primary?: opts[:primary?] || true,
action: opts[:action] || :default,
type: :post_to_relationship,
relationship: relationship
)
end
end
defmacro patch_relationship(relationship, opts \\ []) do
quote bind_quoted: [relationship: relationship, opts: opts] do
route = opts[:route] || ":id/relationships/#{relationship}"
unless Enum.find(Path.split(route), fn part -> part == ":id" end) do
raise "Route for patch relationship action *must* contain an `:id` path parameter"
end
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :patch,
controller: AshJsonApi.Controllers.PatchRelationship,
primary?: opts[:primary?] || true,
action: opts[:action] || :default,
type: :patch_relationship,
relationship: relationship
)
end
end
defmacro delete_from_relationship(relationship, opts \\ []) do
quote bind_quoted: [relationship: relationship, opts: opts] do
route = opts[:route] || ":id/relationships/#{relationship}"
unless Enum.find(Path.split(route), fn part -> part == ":id" end) do
raise "Route for patch relationship action *must* contain an `:id` path parameter"
end
@json_api_routes AshJsonApi.JsonApiResource.Route.new(
route:
AshJsonApi.JsonApiResource.Routes.prefix(
route,
@json_api_path,
Keyword.get(opts, :prefix?, true)
),
method: :delete,
controller: AshJsonApi.Controllers.DeleteFromRelationship,
primary?: opts[:primary?] || true,
action: opts[:action] || :default,
type: :delete_from_relationship,
relationship: relationship
)
end
end
def prefix(route, path, true) do
path =
case path do
"/" <> _rest_path -> path
path -> "/" <> path
end
full_route = "/" <> path <> "/" <> String.trim_leading(route, "/")
String.trim_trailing(full_route, "/")
end
def prefix(route, _name, _) do
route
end
end