systemprompt-identifiers 0.2.2

Typed newtype identifiers (UserId, TraceId, AgentId, McpServerId…) for systemprompt.io AI governance infrastructure. Enforces type-safe IDs across every boundary in the MCP governance pipeline.
Documentation 
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use chrono::{DateTime, Utc};
use std::collections::HashMap;

pub type JsonRow = HashMap<String, serde_json::Value>;

#[must_use]
pub fn parse_database_datetime(value: &serde_json::Value) -> Option<DateTime<Utc>> {
    if let Some(s) = value.as_str() {
        if let Ok(dt) = DateTime::parse_from_rfc3339(s) {
            return Some(dt.with_timezone(&Utc));
        }

        let with_tz = format!("{s}+00:00");
        if let Ok(dt) = DateTime::parse_from_str(&with_tz, "%Y-%m-%d %H:%M:%S%.f%:z") {
            return Some(dt.with_timezone(&Utc));
        }

        None
    } else if let Some(ts) = value.as_i64() {
        DateTime::from_timestamp(ts, 0)
    } else {
        None
    }
}

#[derive(Debug, Clone)]
pub enum DbValue {
    String(String),
    Int(i64),
    Float(f64),
    Bool(bool),
    Bytes(Vec<u8>),
    Timestamp(DateTime<Utc>),
    StringArray(Vec<String>),
    NullString,
    NullInt,
    NullFloat,
    NullBool,
    NullBytes,
    NullTimestamp,
    NullStringArray,
}