Zig

DocuSign Add One Document to a Draft Envelope

See more DocuSign Examples

Demonstrates how to add one document to a DocuSign draft envelope. 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.

    const http = try chilkat.Http.init();
    defer http.deinit();

    // Load a previously obtained OAuth2 access token.
    const json_token = try chilkat.JsonObject.init();
    defer json_token.deinit();
    json_token.loadFile("qa_data/tokens/docusign.json") catch {
        std.debug.print("{s}\n", .{try json_token.getLastErrorText(alloc)});
        return;
    };

    // Adds the "Authorization: Bearer eyJ0eXAi.....UE8Kl_V8KroQ" header.
    http.setAuthToken(try json_token.stringOf(alloc, "access_token"));

    // Send the following request.
    // Make sure to use your own account ID (obtained from Get Docusign User Account Information)

    // PUT https://demo.docusign.net/restapi/v2.1/accounts/<account ID>/envelopes/<envelope ID>/documents HTTP/1.1
    // Expect: 100-continue
    // Accept: application/json
    // Cache-Control: no-cache
    // Authorization: Bearer eyJ0eX...
    // Content-Length: ...
    // Content-Type: application/json
    //
    // {
    //     "documents": [
    //         {
    //         "documentId": "1",
    //         "name": "project_xyz.pdf",
    //         "pages": "1",
    //         "documentBase64": "<insert base64 content here>"
    //         }
    //     ]
    // }

    const bd1 = try chilkat.BinData.init();
    defer bd1.deinit();
    try bd1.loadFile("qa_data/pdf/project_xyz.pdf");

    const json = try chilkat.JsonObject.init();
    defer json.deinit();
    json.updateString("documents[0].documentId", "1") catch {};
    json.updateString("documents[0].name", "project_xyz.pdf") catch {};
    json.updateString("documents[0].pages", "1") catch {};
    json.updateString("documents[0].documentBase64", try bd1.getEncoded(alloc, "base64")) catch {};

    const sb_json = try chilkat.StringBuilder.init();
    defer sb_json.deinit();
    json.setEmitCompact(false);
    json.emitSb(sb_json) catch {};

    http.setRequestHeader("Expect", "100-continue");
    http.setRequestHeader("Cache-Control", "no-cache");
    http.setRequestHeader("Accept", "application/json");

    // Use your own account ID here.
    http.setUrlVar("accountId", "7f3f65ed-5e87-418d-94c1-92499ddc8252") catch {};
    // Use the envelope ID returned by DocuSign when creating the draft envelope).
    http.setUrlVar("envelopeId", "cee4191c-f94e-4089-9d7c-8033685cbc1a") catch {};

    const url = "https://demo.docusign.net/restapi/v2.1/accounts/{$accountId}/envelopes/{$envelopeId}/documents";
    const resp = try chilkat.HttpResponse.init();
    defer resp.deinit();
    http.httpSb("PUT", url, sb_json, "utf-8", "application/json", resp) catch {
        std.debug.print("{s}\n", .{try http.getLastErrorText(alloc)});
        return;
    };

    const j_resp = try chilkat.JsonObject.init();
    defer j_resp.deinit();
    j_resp.load(try resp.getBodyStr(alloc)) catch {};
    j_resp.setEmitCompact(false);

    std.debug.print("Response Body:\n", .{});
    std.debug.print("{s}\n", .{try j_resp.emit(alloc)});

    // If you get a 401 response status code, it's likely you need to refresh the DocuSign OAuth2 token).
    const resp_status_code = resp.getStatusCode();
    std.debug.print("Response Status Code = {d}\n", .{resp_status_code});
    if (resp_status_code >= 400) {
        std.debug.print("Response Header:\n", .{});
        std.debug.print("{s}\n", .{try resp.getHeader(alloc)});
        std.debug.print("Failed.\n", .{});
        return;
    }

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "envelopeId": "da9fb811-e6a4-48c0-a9fb-81ed18b989af",
    //   "envelopeDocuments": [
    //     {
    //       "documentId": "1",
    //       "documentIdGuid": "38e919fc-0a77-4b0c-9da0-e3530f4e6fc7",
    //       "name": "project_xyz.pdf",
    //       "type": "content",
    //       "uri": "/envelopes/da9fb811-e6a4-48c0-a9fb-81ed18b989af/documents/1",
    //       "order": "3",
    //       "containsPdfFormFields": "false",
    //       "templateRequired": "false",
    //       "authoritativeCopy": "false"
    //     }
    //   ]
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    var document_id: [:0]const u8 = "";
    var document_id_guid: [:0]const u8 = "";
    var name: [:0]const u8 = "";
    var v_type: [:0]const u8 = "";
    var uri: [:0]const u8 = "";
    var order: [:0]const u8 = "";
    var contains_pdf_form_fields: [:0]const u8 = "";
    var template_required: [:0]const u8 = "";
    var authoritative_copy: [:0]const u8 = "";

    _ = try j_resp.stringOf(alloc, "envelopeId");
    var i: i32 = 0;
    const count_i = j_resp.sizeOfArray("envelopeDocuments");
    while (i < count_i) {
        j_resp.setI(i);
        document_id = try j_resp.stringOf(alloc, "envelopeDocuments[i].documentId");
        document_id_guid = try j_resp.stringOf(alloc, "envelopeDocuments[i].documentIdGuid");
        name = try j_resp.stringOf(alloc, "envelopeDocuments[i].name");
        v_type = try j_resp.stringOf(alloc, "envelopeDocuments[i].type");
        uri = try j_resp.stringOf(alloc, "envelopeDocuments[i].uri");
        order = try j_resp.stringOf(alloc, "envelopeDocuments[i].order");
        contains_pdf_form_fields = try j_resp.stringOf(alloc, "envelopeDocuments[i].containsPdfFormFields");
        template_required = try j_resp.stringOf(alloc, "envelopeDocuments[i].templateRequired");
        authoritative_copy = try j_resp.stringOf(alloc, "envelopeDocuments[i].authoritativeCopy");
        i = i + 1;
    }
}