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message/fields: add some helpers for combination-fields 

such as "recip" and "contacts".
This commit is contained in:
Dirk-Jan C. Binnema 2023-06-04 14:29:57 +03:00
parent 9bab2a4050
commit b9026c5042
1 changed files with 55 additions and 2 deletions
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57
lib/message/mu-fields.hh
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@ -211,6 +211,8 @@ struct Field {
}
};
static inline bool operator==(const Field& f1, const Field& f2) { return f1.id == f2.id; }
MU_ENABLE_BITOPS(Field::Flag);
/**
@ -513,11 +515,11 @@ constexpr Option<Field> field_find_if(Pred&& pred) {
}
/**
* Get the the message-field id for the given name or shortcut
* Get the the message-field for the given name or shortcut
*
* @param name_or_shortcut
*
* @return the message-field-id or nullopt.
* @return the message-field or Nothing
*/
static inline
Option<Field> field_from_shortcut(char shortcut) {
@ -539,6 +541,57 @@ Option<Field> field_from_name(const std::string& name) {
}
}
/**
* Return combination-fields such
* as "contact", "recip" and "" (empty)
*
* @param name combination field name
*
* @return list of matching fields
*/
using FieldsVec = std::vector<Field>;
static inline
const FieldsVec& fields_from_name(const std::string& name) {
static const FieldsVec none{};
static const FieldsVec recip_fields ={
field_from_id(Field::Id::To),
field_from_id(Field::Id::Cc),
field_from_id(Field::Id::Bcc)};
static const FieldsVec contact_fields = {
field_from_id(Field::Id::To),
field_from_id(Field::Id::Cc),
field_from_id(Field::Id::Bcc),
field_from_id(Field::Id::From),
};
static const FieldsVec empty_fields= {
field_from_id(Field::Id::To),
field_from_id(Field::Id::Cc),
field_from_id(Field::Id::Bcc),
field_from_id(Field::Id::From),
field_from_id(Field::Id::Subject),
field_from_id(Field::Id::BodyText),
field_from_id(Field::Id::EmbeddedText),
};
if (name == "recip")
return recip_fields;
else if (name == "contact")
return contact_fields;
else if (name.empty())
return empty_fields;
else
return none;
}
static inline bool
field_is_combi (const std::string& name)
{
return name == "recip" || name == "contact";
}
/**
* Get the Field::Id for some number, or nullopt if it does not match
*