Query max_toot_chars the first time get_max_chars() is called.
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@ -94,10 +94,7 @@ public:
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* @since 0.1.0
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*/
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[[nodiscard]]
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inline uint64_t get_max_chars() const
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{
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return _max_chars;
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}
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uint64_t get_max_chars();
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private:
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const string _hostname;
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@ -27,40 +27,51 @@ Instance::Instance(const string_view &hostname, const string_view &access_token)
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: _hostname{hostname}
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, _baseuri{"https://" + _hostname}
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, _access_token{access_token}
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, _max_chars{500}
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, _max_chars{0}
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{}
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uint64_t Instance::get_max_chars()
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{
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try
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{
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debuglog << "Querying " << _hostname << " for max_toot_chars…\n";
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const auto answer{make_request(http_method::GET,
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_baseuri + "/api/v1/instance")};
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if (!answer)
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{
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return;
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}
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constexpr uint64_t default_max_chars{500};
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_max_chars = [&answer]
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if (_max_chars == 0)
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{
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try
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{
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auto &body{answer.body};
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size_t pos_start{body.find("max_toot_chars")};
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if (pos_start == string::npos)
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debuglog << "Querying " << _hostname << " for max_toot_chars…\n";
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const auto answer{make_request(http_method::GET,
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_baseuri + "/api/v1/instance")};
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if (!answer)
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{
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debuglog << "max_toot_chars not found.\n";
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return static_cast<uint64_t>(500);
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debuglog << "Could not get instance info.\n";
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return default_max_chars;
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}
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pos_start = body.find(':', pos_start) + 1;
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const size_t pos_end{body.find(',', pos_start)};
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const auto max_toot_chars{body.substr(pos_start,
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pos_end - pos_start)};
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return static_cast<uint64_t>(stoull(max_toot_chars));
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}();
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debuglog << "Set _max_chars to: " << _max_chars << '\n';
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}
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catch (const std::exception &e)
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{
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debuglog << "Unexpected exception: " << e.what() << '\n';
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_max_chars = [&answer]
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{
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auto &body{answer.body};
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size_t pos_start{body.find("max_toot_chars")};
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if (pos_start == string::npos)
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{
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debuglog << "max_toot_chars not found.\n";
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return default_max_chars;
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}
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pos_start = body.find(':', pos_start) + 1;
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const size_t pos_end{body.find(',', pos_start)};
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const auto max_toot_chars{body.substr(pos_start,
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pos_end - pos_start)};
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return static_cast<uint64_t>(stoull(max_toot_chars));
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}();
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debuglog << "Set _max_chars to: " << _max_chars << '\n';
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}
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catch (const std::exception &e)
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{
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debuglog << "Unexpected exception: " << e.what() << '\n';
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}
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}
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return _max_chars;
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}
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} // namespace mastodonpp
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