eco: Add eco mode module

This is currently only for testing and as a ui prototype.

software/src/modules/eco/eco.cpp

@@ -0,0 +1,99 @@
+/* esp32-firmware
+ * Copyright (C) 2024 Olaf Lüke <[email protected]>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+#include "eco.h"
+
+#include <time.h>
+#include <type_traits>
+
+#include "event_log_prefix.h"
+#include "module_dependencies.h"
+#include "build.h"
+
+
+void Eco::pre_setup()
+{
+    this->trace_buffer_index = logger.alloc_trace_buffer("eco", 1 << 20);
+
+    config = ConfigRoot{Config::Object({
+        {"charge_plan_active", Config::Bool(false)},
+        {"mode_after_charge_plan", Config::Uint(3, 0, 3)},
+        {"charge_below_active", Config::Bool(false)},
+        {"charge_below", Config::Int32(0)}, // in ct
+        {"block_above_active", Config::Bool(false)},
+        {"block_above", Config::Int32(20)} // in ct
+    }), [this](Config &update, ConfigSource source) -> String {
+        task_scheduler.scheduleOnce([this]() {
+            this->update();
+        });
+        return "";
+    }};
+
+    charge_plan = Config::Object({
+        {"enabled",Config::Bool(false)},
+        {"day", Config::Uint(0, 0, 2)},
+        {"time", Config::Int(8*60)}, // localtime in minutes since 00:00
+        {"hours", Config::Uint(4, 1, 48)}
+    });
+    charge_plan_update = charge_plan;
+
+    state = Config::Object({
+        {"last_charge_plan_save", Config::Uint(0)},
+    });
+}
+
+void Eco::setup()
+{
+    api.restorePersistentConfig("eco/config", &config);
+    // TODO: Set user defined default charge_plan?
+
+    initialized = true;
+}
+
+void Eco::register_urls()
+{
+    api.addPersistentConfig("eco/config", &config);
+    api.addState("eco/state",             &state);
+
+    api.addState("eco/charge_plan", &charge_plan);
+    api.addCommand("eco/charge_plan_update", &charge_plan_update, {}, [this](String &/*errmsg*/) {
+        charge_plan = charge_plan_update;
+        state.get("last_charge_plan_save")->updateUint(rtc.timestamp_minutes());
+        update();
+    }, false);
+
+    task_scheduler.scheduleWallClock([this]() {
+        this->update();
+    }, 1_m, 0_ms, true);
+}
+
+void Eco::update()
+{
+    current_decision = Decision::Normal;
+}
+
+Eco::Decision Eco::get_decision()
+{
+    if (!config.get("charge_planning_active")->asBool() &&
+        !config.get("charge_below_active")->asBool() &&
+        !config.get("block_above_active")->asBool()) {
+        return Decision::Normal;
+    }
+
+    return current_decision;
+}

software/src/modules/eco/eco.h

@@ -0,0 +1,52 @@
+/* esp32-firmware
+ * Copyright (C) 2024 Olaf Lüke <[email protected]>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#pragma once
+
+#include "module.h"
+#include "config.h"
+
+
+class Eco final : public IModule
+{
+private:
+    void update();
+
+    ConfigRoot config;
+    ConfigRoot charge_plan;
+    ConfigRoot charge_plan_update;
+    ConfigRoot state;
+
+    size_t trace_buffer_index;
+
+public:
+    enum class Decision : uint8_t {
+        Normal = 0,
+        Fast = 1,
+        Block = 2
+    };
+
+    Eco(){}
+    void pre_setup() override;
+    void setup() override;
+    void register_urls() override;
+    Decision get_decision();
+
+    Decision current_decision = Decision::Normal;
+};

software/src/modules/eco/module.ini

@@ -0,0 +1,7 @@
+[Dependencies]
+Requires = Task Scheduler
+           Event Log
+           API
+           Day Ahead Prices
+           Solar Forecast
+           Rtc

software/web/src/modules/eco/api.ts

@@ -0,0 +1,19 @@
+export interface config {
+    charge_plan_active: boolean;
+    mode_after_charge_plan: number;
+    charge_below_active: boolean;
+    charge_below: number;
+    block_above_active: boolean;
+    block_above: number;
+}
+
+export interface charge_plan {
+    enabled: boolean;
+    day: number;
+    time: number;
+    hours: number;
+}
+
+export interface state {
+    last_charge_plan_save: number;
+}