feat: add support acp in common chat (#369)

sources/ChatView/ConversationPorts.hpp

@@ -0,0 +1,70 @@
+// Copyright (C) 2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Additional attribution terms under GPLv3 §7(b) apply — see LICENSE
+
+#pragma once
+
+#include <optional>
+
+#include <QString>
+#include <QStringList>
+
+#include "acp/AgentBinding.hpp"
+#include "acp/AgentDefinition.hpp"
+
+namespace QodeAssist::Chat {
+
+class IConversationPort
+{
+public:
+    virtual ~IConversationPort() = default;
+
+    virtual QString boundAgentId() const = 0;
+    virtual bool conversationStarted() const = 0;
+    virtual bool transcriptEmpty() const = 0;
+    virtual Acp::AgentBinding agentBinding() const = 0;
+
+    virtual void bindAgent(const Acp::AgentDefinition &agent) = 0;
+    virtual void bindLlm() = 0;
+    virtual void clearConversation() = 0;
+
+    virtual void resumeAgentSession(const QString &sessionId) = 0;
+    virtual void startFreshAgentSession() = 0;
+    virtual void startFreshAgentSession(const QString &handoverSummary) = 0;
+    virtual void releaseAgentSession() = 0;
+};
+
+class IAgentCatalogPort
+{
+public:
+    virtual ~IAgentCatalogPort() = default;
+
+    virtual std::optional<Acp::AgentDefinition> agentById(const QString &agentId) const = 0;
+};
+
+class ICompressionPort
+{
+public:
+    virtual ~ICompressionPort() = default;
+
+    virtual QString compressionConfigurationIssue() const = 0;
+    virtual bool isCompressionRunning() const = 0;
+    virtual void startTranscriptSummary() = 0;
+    virtual void startCompression() = 0;
+};
+
+class ISendPort
+{
+public:
+    virtual ~ISendPort() = default;
+
+    virtual bool autoCompressEnabled() const = 0;
+    virtual int autoCompressThreshold() const = 0;
+    virtual int estimatedNextTokens() const = 0;
+    virtual bool prepareChatFileForCompression(
+        const QString &message, const QStringList &attachments)
+        = 0;
+    virtual void dispatch(const QString &message, const QStringList &attachments) = 0;
+};
+
+} // namespace QodeAssist::Chat