update firmware source code to v0.18 (#9)

firmware/main/stackchan/utils/timer.h

@@ -1,165 +0,0 @@
-/*
- * SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
- *
- * SPDX-License-Identifier: MIT
- */
-#pragma once
-#include <hal/hal.h>
-#include <functional>
-#include <vector>
-
-namespace stackchan {
-
-class Timer {
-public:
-    using Callback = std::function<void(void)>;
-
-    struct Task {
-        uint32_t intervalMs;  // Time interval between executions (ms)
-        uint32_t lastTick;    // Last tick recorded
-        uint32_t delayMs;     // Delay before first execution (ms)
-        int repeatCount;      // Remaining repeat count (-1 = infinite)
-        Callback callback;    // Task callback function
-        bool enabled;         // Enabled or disabled
-        bool started;         // Has delay finished and started interval execution?
-    };
-
-    /**
-     * @brief Register a new task
-     * @param intervalMs Execution interval in milliseconds
-     * @param repeatCount Times to execute (-1 = infinite loop)
-     * @param delayMs Delay before the first execution (ms)
-     * @param cb Callback function
-     * @param start Whether to start immediately
-     * @return Task ID
-     */
-    int addTask(uint32_t intervalMs, int repeatCount, uint32_t delayMs, Callback cb, bool start = true)
-    {
-        int id = -1;
-
-        if (!_free_indices.empty()) {
-            id = _free_indices.back();
-            _free_indices.pop_back();
-        } else {
-            id = (int)_tasks.size();
-            _tasks.push_back(Task());
-        }
-
-        Task& t       = _tasks[id];
-        t.intervalMs  = intervalMs;
-        t.repeatCount = repeatCount;
-        t.delayMs     = delayMs;
-        t.callback    = cb;
-        t.enabled     = start;
-        t.started     = false;
-        t.lastTick    = GetHAL().millis();
-
-        return id;
-    }
-
-    void setInterval(int id, uint32_t intervalMs)
-    {
-        if (is_valid(id)) {
-            _tasks[id].intervalMs = intervalMs;
-        }
-    }
-
-    void setRepeat(int id, int repeatCount)
-    {
-        if (is_valid(id)) {
-            _tasks[id].repeatCount = repeatCount;
-        }
-    }
-
-    void setDelay(int id, uint32_t delayMs)
-    {
-        if (is_valid(id)) {
-            _tasks[id].delayMs = delayMs;
-        }
-    }
-
-    void enable(int id)
-    {
-        if (is_valid(id)) {
-            _tasks[id].enabled = true;
-        }
-    }
-
-    void disable(int id)
-    {
-        if (is_valid(id)) {
-            _tasks[id].enabled = false;
-        }
-    }
-
-    /**
-     * @brief Remove task and recycle its ID
-     */
-    void remove(int id)
-    {
-        if (is_valid(id)) {
-            _tasks[id]          = Task();  // Reset content
-            _tasks[id].enabled  = false;
-            _tasks[id].callback = nullptr;
-            _free_indices.push_back(id);  // Recycle index
-        }
-    }
-
-    /**
-     * @brief MUST be called periodically in your main loop
-     */
-    void update()
-    {
-        uint32_t now = GetHAL().millis();
-
-        for (int i = 0; i < (int)_tasks.size(); i++) {
-            Task& t = _tasks[i];
-            if (!t.enabled) {
-                continue;
-            }
-            if (!t.callback) {
-                continue;
-            }
-
-            // Handle delay start
-            if (!t.started) {
-                if ((now - t.lastTick) >= t.delayMs) {
-                    t.started  = true;
-                    t.lastTick = now;
-                } else {
-                    continue;
-                }
-            }
-
-            // Handle interval execution
-            if ((now - t.lastTick) >= t.intervalMs) {
-                t.lastTick = now;
-                t.callback();
-
-                if (t.repeatCount > 0) {
-                    t.repeatCount--;
-                    if (t.repeatCount == 0) {
-                        t.enabled = false;
-                    }
-                }
-            }
-        }
-    }
-
-private:
-    bool is_valid(int id)
-    {
-        if (id < 0) {
-            return false;
-        }
-        if (id >= (int)_tasks.size()) {
-            return false;
-        }
-        return true;
-    }
-
-    std::vector<Task> _tasks;
-    std::vector<int> _free_indices;
-};
-
-}  // namespace stackchan