From 63e92bed7a19eff6cd8b6fe10008f8596411353e Mon Sep 17 00:00:00 2001
From: d2weber <29163905+d2weber@users.noreply.github.com>
Date: Mon, 18 May 2026 13:07:45 +0200
Subject: [PATCH] Add example c api usage

---
 example.cpp | 101 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 example.cpp

diff --git a/example.cpp b/example.cpp
new file mode 100644
index 000000000..153756934
--- /dev/null
+++ b/example.cpp
@@ -0,0 +1,101 @@
+#include <cstdio>
+#include <cstdlib>
+#include <string>
+#include <iostream>
+
+#include "deltachat-jsonrpc/c/generated/dc_json_cjson.h"
+#include "deltachat-jsonrpc/c/generated/rpc.hpp"
+#include "../chatmail-core-2.43.0/deltachat.h"
+
+struct CffiTransport {
+    dc_jsonrpc_instance_t* jsonrpc;
+    char* buf_ = nullptr;
+    CffiTransport(dc_accounts_t* accounts) : jsonrpc(dc_jsonrpc_init(accounts)) {if (!jsonrpc) {std::abort();}}
+    CffiTransport(CffiTransport&& o) : jsonrpc(o.jsonrpc), buf_(o.buf_) { o.jsonrpc = nullptr; o.buf_ = nullptr; }
+    CffiTransport& operator=(CffiTransport&&) = delete;
+    CffiTransport(const CffiTransport&) = delete;
+    void send(const char* json) { dc_jsonrpc_request(jsonrpc, json); }
+    const char* read() {
+        if (buf_) { dc_str_unref(buf_); buf_ = nullptr; }
+        buf_ = dc_jsonrpc_next_response(jsonrpc);
+        if (!buf_) { dc_jsonrpc_unref(jsonrpc); jsonrpc = nullptr; return nullptr; }
+        return buf_;
+    }
+    ~CffiTransport() { if (buf_) dc_str_unref(buf_); if (jsonrpc) dc_jsonrpc_unref(jsonrpc); }
+    void close() { send("{\"jsonrpc\":\"2.0\",\"id\":0,\"method\":\"get_system_info\"})\")"); }
+};
+
+
+// struct StdioTransport {
+//     std::string buf_;
+//     void send(const char* json) { printf("%s\n", json); fflush(stdout); }
+//     const char* read() {
+//         if (!std::getline(std::cin, buf_)) return nullptr;
+//         return buf_.c_str();
+//     }
+// };
+
+//   struct CffiTransport {
+//     dc_jsonrpc_instance_t* jsonrpc;
+//     CffiTransport(dc_accounts_t* accounts) : jsonrpc(dc_jsonrpc_init(accounts)) {}
+//     void send(const char* json) { dc_jsonrpc_request(jsonrpc, json); }
+//     std::string read() {
+//         char* r = dc_jsonrpc_next_response(jsonrpc);
+//         if (!r) {dc_jsonrpc_unref(jsonrpc); return {};}
+//         std::string s(r);
+//         dc_str_unref(r);
+//         return s;
+//     }
+//     void close() { }
+// };
+// ;
+
+void logger(std::string msg) {
+    std::cerr << msg << std::endl;
+}
+
+int main() {
+    auto* raw_accounts = dc_accounts_new("my-accounts", 1);
+
+    if (!raw_accounts) return -1;
+    dc::Rpc<CffiTransport> rpc(CffiTransport{raw_accounts}, logger);
+    dc_accounts_unref(raw_accounts);
+
+    printf("arch: %s\n", rpc.get_system_info().find("arch"));
+
+    auto account_ids = rpc.get_all_account_ids();
+    printf("size 1: %zu\n", account_ids.size());
+    auto acc_id = account_ids.size() == 0 ? rpc.add_account() : account_ids.view()[0];
+    printf("acc_id: %u\n", acc_id);
+
+    auto a = dc::ArrayString("is_chatmail", "addr");
+    printf("a %zu\n", a.size());
+    printf("a %i\n", bool(a));
+    auto config = rpc.batch_get_config(acc_id, std::move(a));
+
+    printf("s: %zu\n", config.size());
+    printf("c: %s\n", config._c->keys[0]);
+    printf("c: %s\n", config._c->values[0]);
+    printf("c: %s\n", config._c->keys[1]);
+    printf("c: %s\n", config._c->values[1]);
+    printf("c: %s\n", config.find("addr")._c);
+
+    auto chat_id = rpc.secure_join(acc_id, "https://i.delta.chat/#AFE2503F3BDC9058CBEAB8AEBAA028AE86816AD5&v=3&i=_CmYTfzPFjM9JQV_R05mK4Qg&s=1F7dmW_qhOGytyFXUbo6who5&a=uxyjz202n%40nine.testrun.org&n=1");
+    // auto chat_id = 12;
+
+    auto e = rpc.get_next_event_batch();
+    for (size_t i = 0; i < e.size(); ++i) {
+        printf("kind: %i\n", e[i].event()._c->kind);
+    }
+// {
+//     printf("kind: %i\n", rpc.get_next_event().event()._c->kind);
+// }
+
+    auto y = rpc.send_msg(acc_id, chat_id, dc::MessageData(string_new("hi"), {}, {}, {}, {}, {}, {}, {}, {}));
+    // rpc.sleep(10);
+
+    auto chat = rpc.get_full_chat_by_id(acc_id, chat_id);
+    printf("canSend: %s\n", chat.canSend() ? "yes" : "no");
+    printf("isContactRequest: %s\n", chat.isContactRequest()? "yes" : "no");
+}
+