rill-view 0.30.0-alpha.7

Dynamic logging and tracing system
Documentation 
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use crate::flow::data::table::{Col, ColRecord, Row, TableEvent, TableState};
use derive_more::{Deref, DerefMut};
use rill_engine::tracers::tracer::Tracer;
use rill_protocol::io::provider::Path;
use std::time::SystemTime;

/// This tracer sends text messages.
#[derive(Debug, Deref, DerefMut, Clone)]
pub struct TableTracer {
    tracer: Tracer<TableState>,
}

impl TableTracer {
    /// Create a new instance of the `Tracer`.
    pub fn new(path: Path, columns: Vec<(Col, impl ToString)>) -> Self {
        let columns = columns
            .into_iter()
            .map(|(col_id, title)| {
                let record = ColRecord {
                    title: title.to_string(),
                };
                (col_id, record)
            })
            .collect();
        let state = TableState::new(columns);
        let tracer = Tracer::new_push(state, path).0;
        Self { tracer }
    }

    /// Adds a new row
    pub fn add_row(&self, row: Row) {
        let event = TableEvent::AddRow { row };
        self.tracer.send(event, None, None);
    }

    /// Deletes a row by id
    pub fn del_row(&self, row: Row) {
        let event = TableEvent::DelRow { row };
        self.tracer.send(event, None, None);
    }

    /// Sets a value to the cell
    pub fn set_cell(
        &self,
        row: Row,
        col: Col,
        value: impl ToString,
        timestamp: Option<SystemTime>,
    ) {
        let event = TableEvent::SetCell {
            row,
            col,
            value: value.to_string(),
        };
        self.tracer.send(event, timestamp, None);
    }
}