-module(oaspec@openapi@schema).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch, inline]).
-define(FILEPATH, "src/oaspec/openapi/schema.gleam").
-export([get_description/1, is_nullable/1]).
-export_type([schema_object/0, schema_ref/0, discriminator/0]).

-if(?OTP_RELEASE >= 27).
-define(MODULEDOC(Str), -moduledoc(Str)).
-define(DOC(Str), -doc(Str)).
-else.
-define(MODULEDOC(Str), -compile([])).
-define(DOC(Str), -compile([])).
-endif.

-type schema_object() :: {string_schema,
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        list(binary()),
        gleam@option:option(integer()),
        gleam@option:option(integer()),
        gleam@option:option(binary()),
        boolean()} |
    {integer_schema,
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(integer()),
        gleam@option:option(integer()),
        boolean()} |
    {number_schema,
        gleam@option:option(binary()),
        gleam@option:option(binary()),
        gleam@option:option(float()),
        gleam@option:option(float()),
        boolean()} |
    {boolean_schema, gleam@option:option(binary()), boolean()} |
    {array_schema,
        gleam@option:option(binary()),
        schema_ref(),
        gleam@option:option(integer()),
        gleam@option:option(integer()),
        boolean()} |
    {object_schema,
        gleam@option:option(binary()),
        gleam@dict:dict(binary(), schema_ref()),
        list(binary()),
        gleam@option:option(schema_ref()),
        boolean(),
        boolean()} |
    {all_of_schema, gleam@option:option(binary()), list(schema_ref())} |
    {one_of_schema,
        gleam@option:option(binary()),
        list(schema_ref()),
        gleam@option:option(discriminator())} |
    {any_of_schema, gleam@option:option(binary()), list(schema_ref())}.

-type schema_ref() :: {inline, schema_object()} | {reference, binary()}.

-type discriminator() :: {discriminator,
        binary(),
        gleam@dict:dict(binary(), binary())}.

-file("src/oaspec/openapi/schema.gleam", 67).
?DOC(" Get the description from any schema object.\n").
-spec get_description(schema_object()) -> gleam@option:option(binary()).
get_description(Schema) ->
    case Schema of
        {string_schema, Description, _, _, _, _, _, _} ->
            Description;

        {integer_schema, Description@1, _, _, _, _} ->
            Description@1;

        {number_schema, Description@2, _, _, _, _} ->
            Description@2;

        {boolean_schema, Description@3, _} ->
            Description@3;

        {array_schema, Description@4, _, _, _, _} ->
            Description@4;

        {object_schema, Description@5, _, _, _, _, _} ->
            Description@5;

        {all_of_schema, Description@6, _} ->
            Description@6;

        {one_of_schema, Description@7, _, _} ->
            Description@7;

        {any_of_schema, Description@8, _} ->
            Description@8
    end.

-file("src/oaspec/openapi/schema.gleam", 82).
?DOC(" Check if a schema is nullable.\n").
-spec is_nullable(schema_object()) -> boolean().
is_nullable(Schema) ->
    case Schema of
        {string_schema, _, _, _, _, _, _, Nullable} ->
            Nullable;

        {integer_schema, _, _, _, _, Nullable@1} ->
            Nullable@1;

        {number_schema, _, _, _, _, Nullable@2} ->
            Nullable@2;

        {boolean_schema, _, Nullable@3} ->
            Nullable@3;

        {array_schema, _, _, _, _, Nullable@4} ->
            Nullable@4;

        {object_schema, _, _, _, _, _, Nullable@5} ->
            Nullable@5;

        {all_of_schema, _, _} ->
            false;

        {one_of_schema, _, _, _} ->
            false;

        {any_of_schema, _, _} ->
            false
    end.