#pragma once

#include "domain/register_monitor_model.h"
#include "domain/register_repository.h"

#include <cstdint>
#include <functional>
#include <string>
#include <vector>

// 自由监控列表编辑的失败分类
enum class RegisterMonitorError
{
    None,
    InvalidAddress,
    RangeOverflow,
    LimitExceeded,
    NoChange
};

// 监控列表编辑结果；affectedCount 表示本次受影响的地址数量
struct RegisterMonitorResult
{
    bool succeeded = false;
    RegisterMonitorError error = RegisterMonitorError::None;
    std::string message;
    int affectedCount = 0;
};

// 自由监控写入结果；底层 RegisterError 会原样保留
struct RegisterMonitorWriteResult
{
    bool succeeded = false;
    RegisterError error = RegisterError::Unavailable;
    std::string message;
};

// 编排监控模型和寄存器仓库，地址列表属于当前会话
class RegisterMonitorService
{
public:
    explicit RegisterMonitorService(RegisterRepository &repository);

    // 从起始地址连续添加 count 个同区域地址
    RegisterMonitorResult addRange(const std::string &start_address, int count);
    // 删除一批地址并通知 UI 刷新轮询集合
    RegisterMonitorResult remove(const std::vector<RegisterAddress> &addresses);
    // 清空监控列表
    RegisterMonitorResult clear();
    // 对单个 M 地址写位
    RegisterMonitorWriteResult writeBit(const RegisterAddress &address, bool value);
    // 对单个 D 地址写字
    RegisterMonitorWriteResult writeWord(
        const RegisterAddress &address, std::int16_t value);
    const std::vector<RegisterAddress> &addresses() const;
    std::vector<MonitorValue> values(bool communication_fault) const;
    void setAddressesChangedCallback(std::function<void()> callback);

private:
    RegisterRepository &repository_;
    RegisterMonitorModel model_;
    std::function<void()> addresses_changed_callback_;
};