Zig

ITIDA Create Canonical JSON

See more Egypt ITIDA Examples

Demonstrates creating the canonical (ITIDA) version of a JSON document. The document in the example is the one at https://sdk.invoicing.eta.gov.eg/files/one-doc.json

Note: This example requires Chilkat v9.5.0.92 or greater.

Zig

const std = @import("std");
const chilkat = @import("chilkat");

pub fn main(init: std.process.Init) !void {
    const alloc = init.arena.allocator();

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // Note: This example requires Chilkat v9.5.0.92 or greater.
    // (In v9.5.0.92, the "itida" encoding was added to StringBuilder's Encode method.)
    const sb = try chilkat.StringBuilder.init();
    defer sb.deinit();

    // This is the file at https://sdk.invoicing.eta.gov.eg/files/one-doc.json
    sb.loadFile("qa_data/itida/sdk.invoicing.eta.gov.eg/files/one-doc.json", "utf-8") catch {
        std.debug.print("Failed to load input file.\n", .{});
        return;
    };

    // Convert the contents of sb to the ITIDA canonical form.
    // Always pass utf-8 for the 2nd arg.
    sb.encode("itida", "utf-8") catch {};

    const canonical = try sb.getAsString(alloc);

    std.debug.print("{s}\n", .{canonical});

    // Output:
    // "SomeValue""DELIVERY""APPROACH""SomeValue""PACKAGING""SomeValue""DATEVALIDITY""2020-09-28T09:30:10Z"........."TOTALAMOUNT""5191.50""EXTRADISCOUNTAMOUNT""5.00""TOTALITEMSDISCOUNTAMOUNT""14.00"

    // Let's verify we got the correct result.
    const sb_expected = try chilkat.StringBuilder.init();
    defer sb_expected.deinit();
    sb_expected.loadFile("qa_data/itida/sdk.invoicing.eta.gov.eg/files/one-doc-serialized.json.txt", "utf-8") catch {
        std.debug.print("Failed to expected output file.\n", .{});
        return;
    };

    // Compare our computed canonical string with the expected result.
    if (sb.contentsEqualSb(sb_expected, true)) {
        std.debug.print("The computed canonical result is correct.\n", .{});
    } else {
        std.debug.print("The computed canonical result is NOT correct.\n", .{});
    }
}