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fix fuzzy search

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altalk23 2023-04-27 11:28:39 +03:00
parent f7edc81df4
commit 7af062f35d
1 changed files with 17 additions and 6 deletions
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23
loader/src/ui/internal/list/ModListLayer.cpp
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@ -38,6 +38,12 @@ static std::optional<int> fuzzyMatch(std::string const& kw, std::string const& s
someMatched = true; \
}
#define WEIGHTED_MATCH_MAX(str_, weight_) \
if (auto match = fuzzyMatch(query.keywords.value(), str_)) { \
weighted = std::max<double>(match.value() * weight_, weighted); \
someMatched = true; \
}
#define WEIGHTED_MATCH_ADD(str_, weight_) \
if (auto match = fuzzyMatch(query.keywords.value(), str_)) {\
weighted += match.value() * weight_; \
@ -52,11 +58,11 @@ static std::optional<int> queryMatchKeywords(
// fuzzy match keywords
if (query.keywords) {
bool someMatched = false;
WEIGHTED_MATCH(info.name(), 2);
WEIGHTED_MATCH(info.id(), 1.5);
WEIGHTED_MATCH(info.developer(), 1);
WEIGHTED_MATCH(info.details().value_or(""), 2);
WEIGHTED_MATCH(info.description().value_or(""), 1);
WEIGHTED_MATCH_MAX(info.name(), 2);
WEIGHTED_MATCH_MAX(info.id(), 1);
WEIGHTED_MATCH_MAX(info.developer(), 0.5);
WEIGHTED_MATCH_MAX(info.details().value_or(""), 0.05);
WEIGHTED_MATCH_MAX(info.description().value_or(""), 0.2);
if (!someMatched) {
return std::nullopt;
}
@ -67,7 +73,12 @@ static std::optional<int> queryMatchKeywords(
// sorted, at least enough so that if you're scrolling it based on
// alphabetical order you will find the part you're looking for easily
// so it's fine
weighted = -tolower(info.name()[0]);
return static_cast<int>(-tolower(info.name()[0]));
}
// if the weight is relatively small we can ignore it
if (weighted < 2) {
return std::nullopt;
}
// empty keywords always match