Struct fre::stats::ItemStats

pub struct ItemStats {
    pub item: String,
    // some fields omitted
}

A representation of statistics for a single item

Fields

item: String

Methods

impl ItemStats

pub fn new(item: &str, ref_time: f64, half_life: f32) -> ItemStats

Create a new item

pub fn cmp_score(&self, other: &ItemStats, method: &SortMethod) -> Ordering

Compare the score of two items given a sort method

pub fn set_half_life(&mut self, half_life: f32)

Change the half life of the item, maintaining the same frecency

pub fn get_frecency(&self) -> f32

Calculate the frecency of the item

pub fn set_frecency(&mut self, new: f32)

pub fn update_frecency(&mut self, weight: f32)

update the frecency of the item by the given weight

pub fn update_num_accesses(&mut self, weight: i32)

Update the number of accesses of the item by the given weight

pub fn update_last_access(&mut self, time: f64)

Update the time the item was last accessed

pub fn reset_ref_time(&mut self, new_time: f64)

Reset the reference time and recalculate the last_accessed time

pub fn secs_since_access(&self) -> f32

Return the number of seconds since the item was last accessed

pub fn to_string(&self, method: &SortMethod, show_stats: bool) -> String

sort method if show_stats is true

Trait Implementations

impl From<ItemStats> for ItemStatsSerializer

fn from(stats: ItemStats) -> Self

Performs the conversion.

impl Clone for ItemStats

fn clone(&self) -> ItemStats

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.