#ifndef __NEOPATTERN_STATE__
#define __NEOPATTERN_STATE__

#include <ArduinoJson.h>
#include "NeoPattern_api_json.h"
#include "NeoPattern_api_modes.cpp"
#include "utils_print.h"
#include "JsonStruct.h"

// TODO move ARRAY_LENGTH to core lib
#define ARRAY_LENGTH(array) sizeof(array)/sizeof(array[0])

struct NeoPixelConfig : public JsonStruct {
    // FIXME constants!
    int pin = 4;
    int length = 8;
    int brightness = 100;
    int updateInterval = 100;
    int defaultColor = 100; // FIXME remove unused
    void mapJsonObject(JsonObject& root) {
        root["pin"] = pin;
        root["length"] = length;
        root["brightness"] = brightness;
        root["updateInterval"] = updateInterval;
        root["defaultColor"] = defaultColor;
    }
    void fromJsonObject(JsonObject& json) {
        pin = getIntAttrFromJson(json, "pin", pin);
        length = getIntAttrFromJson(json, "length", length);
        brightness = getIntAttrFromJson(json, "brightness", brightness);
        updateInterval = getIntAttrFromJson(json, "updateInterval", updateInterval);
        defaultColor = getIntAttrFromJson(json, "defaultColor", defaultColor);
    }
};

struct NeoPatternState : public JsonStruct {
    uint pattern = 0;
    uint color= 0;
    uint color2= 0;
    uint totalSteps = 16;
    uint brightness = 64;

    void mapJsonObject(JsonObject& root) {
        root["pattern"] = pattern;
        root["color"] = color;
        root["color2"] = color2;
        root["totalSteps"] = totalSteps;
        root["brightness"] = brightness;
        
    }
    // Map a json object to this struct.
    void fromJsonObject(JsonObject& json){
        if(!verifyJsonObject(json)){
            PRINT_MSG(Serial, "fromJsonObject", "cannot parse JSON");
            valid = 0;
            return;
        }
        color = getIntAttrFromJson(json, "color", color);
        color2 = getIntAttrFromJson(json, "color2", color2);
        pattern = getIntAttrFromJson(json, "pattern", pattern);
        brightness = getIntAttrFromJson(json, "brightness", brightness);
        totalSteps = getIntAttrFromJson(json, "totalSteps", totalSteps);
        valid = 1;
    };
};

struct NeoPatternDto : public JsonStruct {
    uint mode;
    uint value;
    const char* valueStr;
    // ------------------------------------------------------------------------------------------
    //Check if given object is valid and contains fields: JSON_MODE_NODE, JSON_VALUE
    int verifyJsonObject(JsonObject& json){
        return json.success() 
            && json.containsKey(JSON_MODE_NODE)
            && json.containsKey(JSON_VALUE);
    };
    void mapJsonObject(JsonObject& root) {
        root[JSON_MODE_NODE] = mode;
        root[JSON_VALUE] = value;
    }
    // Map a json object to this struct.
    void fromJsonObject(JsonObject& json){
        if(!verifyJsonObject(json)){
            PRINT_MSG(Serial, "fromJsonObject", "cannot parse JSON");
            valid = 0;
            return;
        }
        mode = atoi(json[JSON_MODE_NODE]);
        mode = mode < ARRAY_LENGTH(PIXEL_FNCS) ? mode : 0;
        value = json[JSON_VALUE];
        valueStr = json[JSON_VALUE];
        valid = 1;
    };
};

#endif