Struct DataAggregator 

pub struct DataAggregator { /* private fields */ }

Data aggregation builder for dashboard components

Implementations

impl DataAggregator

pub fn new(data: Vec<HashMap<String, String>>) -> Self

Create a new data aggregator from raw data

pub fn group_by(&self, field: &str) -> GroupedData

Group data by a field

pub fn sum(&self, field: &str) -> f64

Sum a numeric field

pub fn avg(&self, field: &str) -> f64

Calculate average of a numeric field

pub fn count(&self) -> usize

Count records

pub fn min(&self, field: &str) -> Option<f64>

Get minimum value of a numeric field

pub fn max(&self, field: &str) -> Option<f64>

Get maximum value of a numeric field

pub fn filter<F>(&self, predicate: F) -> DataAggregator

where F: Fn(&HashMap<String, String>) -> bool,

Filter data by a condition

Trait Implementations

impl Clone for DataAggregator

fn clone(&self) -> DataAggregator

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for DataAggregator

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.