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Zig Requires Chilkat v11.0.0+

Create Apple Watch HTML (text/watch-html) Email

See more Email Object Examples

Demonstrates how to create an Apple Watch text/watch-html email.

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

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

    // This example will produce an email such as:

    //     MIME-Version: 1.0
    //     Date: Fri, 02 Jun 2017 09:17:06 -0500
    //     Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //     X-Priority: 3 (Normal)
    //     Subject: Apple Watch Example
    //     From: from@example.org
    //     To: to@example.org
    //     Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
    //
    //     --------------080904030200000307060803
    //     Content-Type: text/plain; charset=utf-8
    //     Content-Transfer-Encoding: quoted-printable
    //     Content-Disposition: inline
    //
    //     This is the plain text part.
    //     --------------080904030200000307060803
    //     Content-Type: text/watch-html; charset=utf-8
    //     Content-Disposition: inline
    //     Content-Transfer-Encoding: quoted-printable
    //
    //     <b>This is the Watch HTML part</b>
    //     --------------080904030200000307060803
    //     Content-Type: text/html; charset=utf-8
    //     Content-Disposition: inline
    //     Content-Transfer-Encoding: quoted-printable
    //
    //     <p>This is the standard HTML part</p>
    //     --------------080904030200000307060803--

    // Create a new email instance to get the default auto-created fields.
    const email = try chilkat.Email.init();
    defer email.deinit();
    email.setBody("This is the plain text part.");
    email.setSubject("Apple Watch Example");
    email.setFrom("from@example.org");
    email.addTo("", "to@example.org") catch {};

    std.debug.print("{s}\n", .{try email.getMime(alloc)});
    std.debug.print("--\n", .{});

    // This is the MIME so far:
    // (Chilkat automatically removes CKX-* headers when sending email.)

    //     MIME-Version: 1.0
    //     Date: Fri, 02 Jun 2017 09:17:06 -0500
    //     Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //     Content-Type: text/plain; format=flowed
    //     Content-Transfer-Encoding: 7bit
    //     X-Priority: 3 (Normal)
    //     Subject: Apple Watch Example
    //     From: from@example.org
    //     To: to@example.org
    //
    //     This is the plain text part.

    // We'll use the Chilkat MIME object to build it.
    // The MIME API provides more flexibility..
    const mime = try chilkat.Mime.init();
    defer mime.deinit();
    mime.loadMime(try email.getMime(alloc)) catch {};

    // Convert this MIME to multipart/alternative.
    mime.convertToMultipartAlt() catch {};

    std.debug.print("{s}\n", .{try mime.getMime(alloc)});
    std.debug.print("--\n", .{});

    // We now have this MIME:

    //     MIME-Version: 1.0
    //     Date: Fri, 02 Jun 2017 09:17:06 -0500
    //     Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //     X-Priority: 3 (Normal)
    //     Subject: Apple Watch Example
    //     From: from@example.org
    //     To: to@example.org
    //     Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
    //
    //     --------------080904030200000307060803
    //     Content-Type: text/plain; format=flowed
    //     Content-Transfer-Encoding: 7bit
    //
    //     This is the plain text part.
    //     --------------080904030200000307060803--

    // If we desire a particular charset, encoding, or disposition..

    const part_plain_text = try chilkat.Mime.init();
    defer part_plain_text.deinit();
    mime.partAt(0, part_plain_text) catch {
        std.debug.print("{s}\n", .{try mime.getLastErrorText(alloc)});
        return;
    };

    part_plain_text.setCharset("utf-8");
    part_plain_text.setDisposition("inline");
    part_plain_text.setEncoding("quoted-printable");

    // Create the text/watch-html MIME part and add it.
    const part_watch_html = try chilkat.Mime.init();
    defer part_watch_html.deinit();
    part_watch_html.setContentType("text/watch-html");
    part_watch_html.setCharset("utf-8");
    part_watch_html.setDisposition("inline");
    part_watch_html.setEncoding("quoted-printable");
    part_watch_html.setBody("<b>This is the Watch HTML part</b>");
    mime.appendPart(part_watch_html) catch {};

    std.debug.print("{s}\n", .{try mime.getMime(alloc)});
    std.debug.print("--\n", .{});

    // We now have this MIME:

    //     MIME-Version: 1.0
    //     Date: Fri, 02 Jun 2017 09:17:06 -0500
    //     Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //     X-Priority: 3 (Normal)
    //     Subject: Apple Watch Example
    //     From: from@example.org
    //     To: to@example.org
    //     Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
    //
    //     --------------080904030200000307060803
    //     Content-Type: text/plain; charset=utf-8
    //     Content-Transfer-Encoding: quoted-printable
    //     Content-Disposition: inline
    //
    //     This is the plain text part.
    //     --------------080904030200000307060803
    //     Content-Type: text/watch-html; charset=utf-8
    //     Content-Disposition: inline
    //     Content-Transfer-Encoding: quoted-printable
    //
    //     <b>This is the Watch HTML part</b>
    //     --------------080904030200000307060803--

    // Create the text/html MIME part and add it.
    const part_html = try chilkat.Mime.init();
    defer part_html.deinit();
    part_html.setContentType("text/html");
    part_html.setCharset("utf-8");
    part_html.setDisposition("inline");
    part_html.setEncoding("quoted-printable");
    part_html.setBody("<p>This is the standard HTML part</p>");
    mime.appendPart(part_html) catch {};

    std.debug.print("{s}\n", .{try mime.getMime(alloc)});
    std.debug.print("--\n", .{});

    // We now have this MIME:

    //     MIME-Version: 1.0
    //     Date: Fri, 02 Jun 2017 09:17:06 -0500
    //     Message-ID: <E6F1F17104442EA09740322D3E2E78806C87FB80@CHILKAT13>
    //     X-Priority: 3 (Normal)
    //     Subject: Apple Watch Example
    //     From: from@example.org
    //     To: to@example.org
    //     Content-Type: multipart/alternative; boundary="------------080904030200000307060803"
    //
    //     --------------080904030200000307060803
    //     Content-Type: text/plain; charset=utf-8
    //     Content-Transfer-Encoding: quoted-printable
    //     Content-Disposition: inline
    //
    //     This is the plain text part.
    //     --------------080904030200000307060803
    //     Content-Type: text/watch-html; charset=utf-8
    //     Content-Disposition: inline
    //     Content-Transfer-Encoding: quoted-printable
    //
    //     <b>This is the Watch HTML part</b>
    //     --------------080904030200000307060803
    //     Content-Type: text/html; charset=utf-8
    //     Content-Disposition: inline
    //     Content-Transfer-Encoding: quoted-printable
    //
    //     <p>This is the standard HTML part</p>
    //     --------------080904030200000307060803--

    // Load the email object with this MIME, and we're good to go..
    email.setFromMimeText(try mime.getMime(alloc)) catch {};
    std.debug.print("{s}\n", .{try email.getMime(alloc)});
}