Zig
Create GMail Draft

Demonstrates how to create a new GMail draft email.
Chilkat Zig Downloads

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

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

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

    // Use the Chilkat Email API to create or load an email.
    const email = try chilkat.Email.init();
    defer email.deinit();
    email.setSubject("This is a test GMail email created using Chilkat.");
    email.setCharset("utf-8");
    email.addPlainTextAlternativeBody("This is a test") catch {};
    email.addHtmlAlternativeBody("<html><body><p>This is a <b>test</b></body></html>") catch {};

    // We'll need to get the full MIME of the email encoded to a base64url string.
    const sb_mime = try chilkat.StringBuilder.init();
    defer sb_mime.deinit();
    email.getMimeSb(sb_mime) catch {};
    sb_mime.encode("base64url", "utf-8") catch {};

    // The body of the HTTP request will be JSON..
    const json = try chilkat.JsonObject.init();
    defer json.deinit();
    json.updateSb("message.raw", sb_mime) catch {};

    // Upload the email to GMail as a draft.
    const http = try chilkat.Http.init();
    defer http.deinit();
    http.setAuthToken("GMAIL-ACCESS-TOKEN");

    const url = "https://www.googleapis.com/gmail/v1/users/me/drafts";
    const resp = try chilkat.HttpResponse.init();
    defer resp.deinit();
    http.httpJson("POST", url, json, "application/json", resp) catch {
        std.debug.print("{s}\n", .{try http.getLastErrorText(alloc)});
        return;
    };

    // A status code of 200 indicates success.
    std.debug.print("Response status code: {d}\n", .{resp.getStatusCode()});
    std.debug.print("Response body:\n", .{});
    std.debug.print("{s}\n", .{try resp.getBodyStr(alloc)});

    // The response body contains JSON.
    // Use the online tool at Generate JSON Parsing Code
    // to generate JSON parsing code.

    // A sample successful JSON response:

    // {
    //  "id": "r-2607584557788895307",
    //  "message": {
    //   "id": "166f09932c662e93",
    //   "threadId": "166f09932c662e93",
    //   "labelIds": [
    //    "DRAFT"
    //   ]
    //  }
    // }
}