genja-core 0.1.0

Core Genja primitives for task execution, inventory modeling, settings loading, connection state, and structured task results
Documentation 
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use genja_core::inventory::{
    BaseBuilderHost, ConnectionManager, Data, Host, Hosts, Inventory, TransformFunction,
    TransformFunctionOptions,
};
use serde_json::json;
// use std::sync::Arc;

pub fn inventory_setup() -> Result<Inventory, Box<dyn std::error::Error>> {
    let transform_options: TransformFunctionOptions = serde_json::from_value(json!({
        "obfuscated_ip_map": {
            "10-0-0-1": "10.0.0.1",
            "10-0-0-2": "10.0.0.2"
        }
    }))
    .expect("transform options should deserialize");

    let transform_function = TransformFunction::new(
        |host: &Host, options: Option<&TransformFunctionOptions>| -> Host {
            let mapping = options
                .and_then(|opts| opts.get("obfuscated_ip_map"))
                .and_then(|value| value.as_object());
            let Some(mapping) = mapping else {
                return host.clone();
            };

            let mut builder = host.to_builder();
            if let Some(existing) = host.hostname()
                && let Some(mapped) = mapping.get(existing).and_then(|value| value.as_str())
            {
                builder = builder.hostname(mapped);
            }

            if let Some(mut data) = host.data().cloned() {
                if let Some(object) = data.as_object_mut()
                    && let Some(mgmt_ip) = object.get_mut("mgmt_ip")
                    && let Some(ip) = mgmt_ip.as_str()
                    && let Some(mapped) = mapping.get(ip).and_then(|value| value.as_str())
                {
                    *mgmt_ip = serde_json::Value::String(mapped.to_string());
                }
                builder = builder.data(data);
            }

            builder.build()
        },
    );

    let mut hosts = Hosts::new();
    let host1 = Host::builder()
        .hostname("10-0-0-1")
        .data(Data::new(json!({ "mgmt_ip": "10-0-0-1" })))
        .build();
    let host2 = Host::builder()
        .hostname("10-0-0-2")
        .data(Data::new(json!({ "mgmt_ip": "10-0-0-2" })))
        .build();

    hosts.add_host("router1.lab", host1);
    hosts.add_host("switch1.lab", host2);

    let inventory = Inventory::builder()
        .hosts(hosts)
        .transform_function(transform_function)
        .transform_function_options(transform_options)
        .connections(ConnectionManager::default())
        .build();
    Ok(inventory)
}