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add persistence count_state_changes_since/between #125

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Dec 12, 2022
Merged

add persistence count_state_changes_since/between #125

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108a3b1
add persistence count_state_changes_since/between
jimtng Dec 11, 2022
91ce414
add simplified alias for state_changes_*
ccutrer Dec 12, 2022
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17 changes: 17 additions & 0 deletions lib/openhab/core/items/persistence.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -74,6 +74,7 @@ def timestamp
PERSISTENCE_METHODS = (QUANTITY_METHODS +
%i[changed_since?
count_since
count_state_changes_since
evolution_rate
historic_state
maximum_since
Expand Down Expand Up @@ -249,6 +250,19 @@ def timestamp
# @param [Symbol, String] service An optional persistence id instead of the default persistence service.
# @return [Integer] The number of values persisted for this item.

# @!method count_state_changes_since(timestamp, service = nil)
# Returns the number of changes in historic data points from a point in time until now.
# @param [#to_zoned_date_time] timestamp The point in time from which to search
# @param [Symbol, String] service An optional persistence id instead of the default persistence service.
# @return [Integer] The number of values persisted for this item.

# @!method count_state_changes_between(start, finish, service = nil)
# Returns the number of changes in historic data points between two points in time.
# @param [#to_zoned_date_time] start The point in time from which to search
# @param [#to_zoned_date_time] finish The point in time to which to search
# @param [Symbol, String] service An optional persistence id instead of the default persistence service.
# @return [Integer] The number of values persisted for this item.

%i[persist last_update].each do |method|
define_method(method) do |service = nil|
service ||= persistence_service
Expand Down Expand Up @@ -301,6 +315,9 @@ def previous_state(service = nil, skip_equal: false)
end
end

alias_method :state_changes_since, :count_state_changes_since
alias_method :state_changes_between, :count_state_changes_between

private

#
Expand Down