loom

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#include "script/ScriptDocumentOperation.h"
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using namespace simodo;
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/// \file
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/// \see https://microsoft.github.io/language-server-protocol/specifications/lsp/3.17/specification/#textDocument_hover
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variable::Value makeHoverContentsResponse(const std::u16string & kind, const std::u16string & value) {
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    return variable::Object {{
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        { u"kind", kind },
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        { u"value", inout::encodeSpecialChars(value) },
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}};
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}
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variable::Value makeHoverResponse(const std::u16string & hover_text, const lsp::Range & range) {
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    return variable::Object {{
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        { u"contents", makeHoverContentsResponse(u"plaintext", hover_text) },
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        { u"range", lsp::DocumentContext::makeRange(range) },
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}};
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}
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std::u16string ScriptDocumentOperation::makeHoverText(const variable::Variable & var)
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{
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    std::u16string text = getVariableString(var);
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    if (var.value().isObject() || var.value().isArray())
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        text += u" = " + variable::toString(var.value(), true, true, 1);
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    if (!var.spec().object()->variables().empty())
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        text += u"\n#" + variable::toString(var.spec().object());
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    return text;
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}
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variable::Value ScriptDocumentOperation::produceHoverResponse(const lsp::Position & pos) const
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{
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    for (const variable::Variable & var : _semantic_data.declared())
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        if (isOnToken(var.location(), pos) and not var.value().isError())
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            return makeHoverResponse(makeHoverText(var), var.location().range());
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    for (const auto & [var, loc] : _semantic_data.used())
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        if (isOnToken(loc, pos)) {
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            std::u16string text = makeHoverText(var);
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            if (isRemoteFunctionLaunch(loc))
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                text += u"\nRemote launching!";
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            return makeHoverResponse(text, loc.range());
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        }
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    for (const auto & [token, ref] : _semantic_data.refs())
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        if (isOnToken(token.location(), pos))
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            return makeHoverResponse(ref, token.location().range());
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    return { };
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}
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