brk_computer 0.2.5

A Bitcoin dataset computer built on top of brk_indexer
Documentation 
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use brk_error::Result;
use brk_indexer::Indexer;

use brk_traversable::Traversable;
use brk_types::{Indexes, TxIndex};
use schemars::JsonSchema;
use vecdb::{Database, Exit, ReadableVec, Rw, StorageMode, Version};

use crate::{
    indexes,
    internal::{ComputedVecValue, NumericValue, PerBlockDistribution},
};

#[derive(Traversable)]
pub struct BlockRollingDistribution<T, M: StorageMode = Rw>
where
    T: ComputedVecValue + PartialOrd + JsonSchema,
{
    pub _6b: PerBlockDistribution<T, M>,
}

impl<T> BlockRollingDistribution<T>
where
    T: NumericValue + JsonSchema,
{
    pub(crate) fn forced_import(
        db: &Database,
        name: &str,
        version: Version,
        indexes: &indexes::Vecs,
    ) -> Result<Self> {
        Ok(Self {
            _6b: PerBlockDistribution::forced_import(db, &format!("{name}_6b"), version, indexes)?,
        })
    }
}

#[derive(Traversable)]
pub struct TxDerivedDistribution<T, M: StorageMode = Rw>
where
    T: ComputedVecValue + PartialOrd + JsonSchema,
{
    pub block: PerBlockDistribution<T, M>,
    #[traversable(flatten)]
    pub distribution: BlockRollingDistribution<T, M>,
}

impl<T> TxDerivedDistribution<T>
where
    T: NumericValue + JsonSchema,
{
    pub(crate) fn forced_import(
        db: &Database,
        name: &str,
        version: Version,
        indexes: &indexes::Vecs,
    ) -> Result<Self> {
        let block = PerBlockDistribution::forced_import(db, name, version, indexes)?;
        let distribution = BlockRollingDistribution::forced_import(db, name, version, indexes)?;

        Ok(Self {
            block,
            distribution,
        })
    }

    pub(crate) fn derive_from(
        &mut self,
        indexer: &Indexer,
        indexes: &indexes::Vecs,
        starting_indexes: &Indexes,
        tx_index_source: &impl ReadableVec<TxIndex, T>,
        exit: &Exit,
    ) -> Result<()>
    where
        T: Copy + Ord + From<f64> + Default,
        f64: From<T>,
    {
        self.derive_from_with_skip(indexer, indexes, starting_indexes, tx_index_source, exit, 0)
    }

    #[allow(clippy::too_many_arguments)]
    pub(crate) fn derive_from_with_skip(
        &mut self,
        indexer: &Indexer,
        indexes: &indexes::Vecs,
        starting_indexes: &Indexes,
        tx_index_source: &impl ReadableVec<TxIndex, T>,
        exit: &Exit,
        skip_count: usize,
    ) -> Result<()>
    where
        T: Copy + Ord + From<f64> + Default,
        f64: From<T>,
    {
        self.block.compute_with_skip(
            starting_indexes.height,
            tx_index_source,
            &indexer.vecs.transactions.first_tx_index,
            &indexes.height.tx_index_count,
            exit,
            skip_count,
        )?;

        self.distribution._6b.compute_from_nblocks(
            starting_indexes.height,
            tx_index_source,
            &indexer.vecs.transactions.first_tx_index,
            &indexes.height.tx_index_count,
            6,
            exit,
        )?;

        Ok(())
    }
}