// ============================================================================
// 023 — Nested Data Structures
// ============================================================================
// Lists of maps, maps of lists — complex nested data.
//
// Run:   soma run 023_nested_data.cell run
// Expect:
//   Alice is 30, from Paris
//   Bob is 25, from London
//   Carol is 35, from Tokyo
//   Total age: 90

cell NestedData {

    on run() {
        // A list of maps — like a table or array of records
        let people = list(
            map("name", "Alice", "age", 30, "city", "Paris"),
            map("name", "Bob", "age", 25, "city", "London"),
            map("name", "Carol", "age", 35, "city", "Tokyo")
        )

        // Iterate over the list and access map fields
        let total_age = 0
        for person in people {
            print("{person.name} is {person.age}, from {person.city}")
            total_age = total_age + person.age
        }
        print("Total age: {total_age}")

        return "done"
    }
}