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ash_graphql
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1.9.4
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1.9.2
1.9.1
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1.8.1
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1.3.4
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1.0.0-rc.1
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0.28.1
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0.22.0
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retired
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0.20.0-rc.1
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0.15.0
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0.9.3
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0.7.5
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0.6.3
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0.6.1
0.6.0
0.5.0
0.4.0
0.3.2
0.3.1
0.3.0
0.2.1
0.2.0
0.1.3
0.1.2
The extension for building GraphQL APIs with Ash
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Files
lib/ash_graphql.ex
defmodule AshGraphql do
@moduledoc """
AshGraphql is a graphql front extension for the Ash framework.
See the [getting started guide](/getting_started.md) for information on setting it up, and
see the `AshGraphql.Resource` documentation for docs on its DSL
"""
defmacro __using__(opts) do
quote bind_quoted: [apis: opts[:apis], api: opts[:api]] do
apis =
api
|> List.wrap()
|> Kernel.++(List.wrap(apis))
for api <- apis do
defmodule Module.concat(api, AshTypes) do
@moduledoc false
alias Absinthe.{Blueprint, Phase, Pipeline}
def pipeline(pipeline) do
Pipeline.insert_before(
pipeline,
Phase.Schema.Validation.QueryTypeMustBeObject,
__MODULE__
)
end
def run(blueprint, _opts) do
api = unquote(api)
case Code.ensure_compiled(api) do
{:module, _} ->
blueprint_with_queries =
api
|> AshGraphql.Api.queries(__MODULE__)
|> Enum.reduce(blueprint, fn query, blueprint ->
Absinthe.Blueprint.add_field(blueprint, "RootQueryType", query)
end)
blueprint_with_mutations =
api
|> AshGraphql.Api.mutations(__MODULE__)
|> Enum.reduce(blueprint_with_queries, fn mutation, blueprint ->
Absinthe.Blueprint.add_field(blueprint, "RootMutationType", mutation)
end)
type_definitions =
AshGraphql.Api.global_type_definitions(__MODULE__) ++
AshGraphql.Api.type_definitions(api, __MODULE__)
new_defs =
List.update_at(blueprint_with_mutations.schema_definitions, 0, fn schema_def ->
%{
schema_def
| imports: [{Absinthe.Type.Custom, []} | List.wrap(schema_def.imports)],
type_definitions: schema_def.type_definitions ++ type_definitions
}
end)
{:ok, %{blueprint_with_mutations | schema_definitions: new_defs}}
{:error, _} ->
# Something else will fail here, so we don't need to
{:ok, blueprint}
end
end
end
@pipeline_modifier Module.concat(api, AshTypes)
end
end
end
def add_context(ctx, apis) do
dataloader =
apis
|> List.wrap()
|> Enum.reduce(Dataloader.new(), fn api, dataloader ->
Dataloader.add_source(
dataloader,
api,
AshGraphql.Dataloader.new(api)
)
end)
Map.put(ctx, :loader, dataloader)
end
end