// heromodels - Legal Module Rhai Example
print("Hero Models - Legal Rhai Example");
print("===============================");

// Helper to format Option<String> (Dynamic in Rhai: String or ()) for printing
fn format_optional_string(val, placeholder) {
    if val == () {
        placeholder
    } else {
        val
    }
}

// Helper to format Option<i64> (Dynamic in Rhai: i64 or ()) for printing
fn format_optional_int(val, placeholder) {
    if val == () {
        placeholder
    } else {
        "" + val // Convert int to string for concatenation
    }
}

print("DB instance will be implicitly passed to DB functions.");

// --- Using Enum Constants ---
print(`\n--- Enum Constants ---`);
print(`ContractStatus Draft: ${ContractStatusConstants::Draft}`);
print(`ContractStatus Active: ${ContractStatusConstants::Active}`);
print(`SignerStatus Pending: ${SignerStatusConstants::Pending}`);
print(`SignerStatus Signed: ${SignerStatusConstants::Signed}`);

// --- Test ContractSigner Model ---
print("\n--- Testing ContractSigner Model ---");
let signer1_id = "signer-uuid-001";
let signer1 = new_contract_signer(signer1_id, "Alice Wonderland", "alice@example.com")
    .status(SignerStatusConstants::Pending)
    .comments("Alice is the primary signatory.");

print(`Signer 1 ID: ${signer1.id}, Name: ${signer1.name}, Email: ${signer1.email}`);
print(`Signer 1 Status: ${signer1.status}, Comments: ${format_optional_string(signer1.comments, "N/A")}`);
print(`Signer 1 Signed At: ${format_optional_int(signer1.signed_at, "Not signed")}`);

let signer2_id = "signer-uuid-002";
let signer2 = new_contract_signer(signer2_id, "Bob The Builder", "bob@example.com")
    .status(SignerStatusConstants::Signed)
    .signed_at(1678886400) // Example timestamp
    .comments("Bob has already signed.");

print(`Signer 2 ID: ${signer2.id}, Name: ${signer2.name}, Status: ${signer2.status}, Signed At: ${format_optional_int(signer2.signed_at, "N/A")}`);

// --- Test ContractRevision Model ---
print("\n--- Testing ContractRevision Model ---");
let revision1_version = 1;
let revision1 = new_contract_revision(revision1_version, "Initial draft content for the agreement, version 1.", 1678880000, "user-admin-01")
    .comments("First version of the contract.");

print(`Revision 1 Version: ${revision1.version}, Content: '${revision1.content}', Created At: ${revision1.created_at}, By: ${revision1.created_by}`);
print(`Revision 1 Comments: ${format_optional_string(revision1.comments, "N/A")}`);

let revision2_version = 2;
let revision2 = new_contract_revision(revision2_version, "Updated content with new clauses, version 2.", 1678882200, "user-legal-02");

// --- Test Contract Model ---
print("\n--- Testing Contract Model ---");
let contract1_base_id = 101;
let contract1_uuid = "contract-uuid-xyz-001";

print(`Creating a new contract (ID: ${contract1_base_id}, UUID: ${contract1_uuid})...`);
let contract1 = new_contract(contract1_base_id, contract1_uuid)
    .title("Master Service Agreement")
    .description("MSA between ACME Corp and Client Inc.")
    .contract_type("Services")
    .status(ContractStatusConstants::Draft)
    .created_by("user-admin-01")
    .terms_and_conditions("Standard terms and conditions apply. See Appendix A.")
    .start_date(1678900000)
    .current_version(revision1.version)
    .add_signer(signer1)
    .add_revision(revision1);

print(`Contract 1 Title: ${contract1.title}, Status: ${contract1.status}`);
print(`Contract 1 Signers: ${contract1.signers.len()}, Revisions: ${contract1.revisions.len()}`);

// Add more data
contract1 = contract1.add_signer(signer2).add_revision(revision2).current_version(revision2.version);
print(`Contract 1 Updated Signers: ${contract1.signers.len()}, Revisions: ${contract1.revisions.len()}, Current Version: ${contract1.current_version}`);

// Save the contract to the database
print("Saving contract1 to database...");
set_contract(contract1);
print("Contract1 saved.");

// Retrieve the contract
print(`Retrieving contract by ID (${contract1_base_id})...`);
let retrieved_contract = get_contract_by_id(contract1_base_id);
print(`Retrieved Contract: ${retrieved_contract.title}, Status: ${retrieved_contract.status}`);
print(`Retrieved Contract Signers: ${retrieved_contract.signers.len()}, Revisions: ${retrieved_contract.revisions.len()}`);
if retrieved_contract.signers.len() > 0 {
    print(`First signer of retrieved contract: ${retrieved_contract.signers[0].name}`);
}
if retrieved_contract.revisions.len() > 0 {
    print(`First revision content of retrieved contract: '${retrieved_contract.revisions[0].content}'`);
}

// --- Test updating a Contract ---
print("\n--- Testing Update for Contract ---");
let updated_contract = retrieved_contract
    .status(ContractStatusConstants::Active)
    .end_date(1700000000)
    .description("MSA (Active) between ACME Corp and Client Inc. with new addendum.");

print(`Updated Contract - Title: ${updated_contract.title}, Status: ${updated_contract.status}, End Date: ${format_optional_int(updated_contract.end_date, "N/A")}`);
set_contract(updated_contract); // Save updated
print("Updated Contract saved.");

let final_retrieved_contract = get_contract_by_id(contract1_base_id);
print(`Final Retrieved Contract - Status: ${final_retrieved_contract.status}, Description: '${final_retrieved_contract.description}'`);

print("\nLegal Rhai example script finished.");