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use serde::{Deserialize, Serialize};
use std::num::NonZeroU64;
use url::Url;
use crate::ColumnMapping;
/// Configuration for the hypersync client.
#[derive(Default, Debug, Clone, Deserialize, Serialize)]
pub struct ClientConfig {
/// HyperSync server URL.
pub url: Option<Url>,
/// HyperSync server bearer token.
pub bearer_token: Option<String>,
/// Milliseconds to wait for a response before timing out.
pub http_req_timeout_millis: Option<NonZeroU64>,
/// Number of retries to attempt before returning error.
pub max_num_retries: Option<usize>,
/// Milliseconds that would be used for retry backoff increasing.
pub retry_backoff_ms: Option<u64>,
/// Initial wait time for request backoff.
pub retry_base_ms: Option<u64>,
/// Ceiling time for request backoff.
pub retry_ceiling_ms: Option<u64>,
}
/// Config for hypersync event streaming.
#[derive(Default, Debug, Clone, Serialize, Deserialize)]
pub struct StreamConfig {
/// Column mapping for stream function output.
/// It lets you map columns you want into the DataTypes you want.
pub column_mapping: Option<ColumnMapping>,
/// Event signature used to populate decode logs. Decode logs would be empty if set to None.
pub event_signature: Option<String>,
/// Determines formatting of binary columns numbers into utf8 hex.
#[serde(default)]
pub hex_output: HexOutput,
/// Initial batch size. Size would be adjusted based on response size during execution.
pub batch_size: Option<u64>,
/// Maximum batch size that could be used during dynamic adjustment.
pub max_batch_size: Option<u64>,
/// Minimum batch size that could be used during dynamic adjustment.
pub min_batch_size: Option<u64>,
/// Number of async threads that would be spawned to execute different block ranges of queries.
pub concurrency: Option<usize>,
/// Max number of blocks to fetch in a single request.
pub max_num_blocks: Option<usize>,
/// Max number of transactions to fetch in a single request.
pub max_num_transactions: Option<usize>,
/// Max number of receipts to fetch in a single request.
pub max_num_receipts: Option<usize>,
/// Max number of inputs to fetch in a single request.
pub max_num_inputs: Option<usize>,
/// Max number of outputs to fetch in a single request.
pub max_num_outputs: Option<usize>,
/// Size of a response in bytes from which step size will be lowered
pub response_bytes_ceiling: Option<u64>,
/// Size of a response in bytes from which step size will be increased
pub response_bytes_floor: Option<u64>,
/// Stream data in reverse order
pub reverse: Option<bool>,
}
/// Determines format of Binary column
#[derive(Clone, Copy, Debug, Serialize, Deserialize)]
pub enum HexOutput {
/// Binary column won't be formatted as hex
NoEncode,
/// Binary column would be formatted as prefixed hex i.e. 0xdeadbeef
Prefixed,
/// Binary column would be formatted as non prefixed hex i.e. deadbeef
NonPrefixed,
}
impl Default for HexOutput {
fn default() -> Self {
Self::NoEncode
}
}