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#include "src/tint/lang/wgsl/ls/server.h"
#include "src/tint/lang/wgsl/ls/utils.h"
#include "src/tint/utils/rtti/switch.h"

namespace lsp = langsvr::lsp;

namespace tint::wgsl::ls {

typename lsp::TextDocumentReferencesRequest::ResultType  //
Server::Handle(const lsp::TextDocumentReferencesRequest& r) {
    typename lsp::TextDocumentReferencesRequest::SuccessType result = lsp::Null{};

    if (auto file = files_.Get(r.text_document.uri)) {
        std::vector<lsp::Location> out;
        for (auto& ref :
             (*file)->References((*file)->Conv(r.position), r.context.include_declaration)) {
            lsp::Location loc;
            loc.range = (*file)->Conv(ref);
            loc.uri = r.text_document.uri;
            out.push_back(std::move(loc));
        }
        if (!out.empty()) {
            result = out;
        }
    }

    return result;
}

}  // namespace tint::wgsl::ls
