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mod cw_serde;
mod generate_api;
mod query_responses;

use quote::ToTokens;
use syn::{parse_macro_input, DeriveInput, ItemEnum};

#[proc_macro_derive(QueryResponses, attributes(returns, query_responses))]
pub fn query_responses_derive(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
    let input = parse_macro_input!(input as ItemEnum);

    let expanded = query_responses::query_responses_derive_impl(input).into_token_stream();

    proc_macro::TokenStream::from(expanded)
}

#[proc_macro]
pub fn write_api(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
    let input = parse_macro_input!(input as generate_api::Options);

    let expanded = generate_api::write_api_impl(input).into_token_stream();

    proc_macro::TokenStream::from(expanded)
}

#[proc_macro]
pub fn generate_api(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
    let input = parse_macro_input!(input as generate_api::Options);

    let expanded = generate_api::generate_api_impl(&input).into_token_stream();

    proc_macro::TokenStream::from(expanded)
}

#[proc_macro_attribute]
pub fn cw_serde(
    _attr: proc_macro::TokenStream,
    input: proc_macro::TokenStream,
) -> proc_macro::TokenStream {
    let input = parse_macro_input!(input as DeriveInput);

    let expanded = cw_serde::cw_serde_impl(input).into_token_stream();

    proc_macro::TokenStream::from(expanded)
}