"use strict";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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};
var __metadata = (this && this.__metadata) || function (k, v) {
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};
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    return function (target, key) { decorator(target, key, paramIndex); }
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.NutritionService = void 0;
const common_1 = require("@nestjs/common");
const sequelize_1 = require("@nestjs/sequelize");
const config_1 = require("@nestjs/config");
const sequelize_2 = require("sequelize");
const axios_1 = require("axios");
const food_item_model_1 = require("../models/food-item.model");
const api_cache_model_1 = require("../models/api-cache.model");
let NutritionService = class NutritionService {
    constructor(configService, foodItemModel, apiCacheModel) {
        this.configService = configService;
        this.foodItemModel = foodItemModel;
        this.apiCacheModel = apiCacheModel;
        this.apiKey = this.configService.get('API_NINJAS_KEY');
        this.baseUrl = 'https://api.api-ninjas.com/v1/nutrition';
        this.headers = { 'X-Api-Key': this.apiKey };
        this.cacheDurationDays = 30;
    }
    async searchFood(query) {
        const cached = await this._getFromCache(query);
        if (cached) {
            return cached;
        }
        try {
            if (!this.apiKey) {
                console.warn('API_NINJAS_KEY is not set');
                return [];
            }
            const response = await axios_1.default.get(this.baseUrl, {
                headers: this.headers,
                params: { query: query },
                timeout: 10000,
            });
            if (response.status === 200) {
                const data = response.data;
                await this._saveToCache(query, 'api_ninjas', data);
                return this._parseApiResponse(data);
            }
            else {
                console.error(`API Error: ${response.status}`);
                return [];
            }
        }
        catch (error) {
            console.error(`API Request failed: ${error.message}`);
            return [];
        }
    }
    async _getFromCache(query) {
        const cacheEntry = await this.apiCacheModel.findOne({
            where: { query: query.toLowerCase() },
        });
        if (cacheEntry) {
            const age = (new Date().getTime() - new Date(cacheEntry.cached_at).getTime()) / (1000 * 60 * 60 * 24);
            if (age < this.cacheDurationDays) {
                const data = JSON.parse(cacheEntry.response_json);
                return this._parseApiResponse(data);
            }
        }
        return null;
    }
    async _saveToCache(query, source, data) {
        try {
            let cacheEntry = await this.apiCacheModel.findOne({
                where: { query: query.toLowerCase() },
            });
            if (cacheEntry) {
                cacheEntry.response_json = JSON.stringify(data);
                cacheEntry.cached_at = new Date();
                await cacheEntry.save();
            }
            else {
                await this.apiCacheModel.create({
                    query: query.toLowerCase(),
                    api_source: source,
                    response_json: JSON.stringify(data),
                    cached_at: new Date(),
                });
            }
        }
        catch (error) {
            console.error(`Cache save failed: ${error.message}`);
        }
    }
    _parseApiResponse(data) {
        return data.map((item) => ({
            name: (item.name || '').replace(/\b\w/g, (l) => l.toUpperCase()),
            calories: item.calories || 0,
            protein_g: item.protein_g || 0,
            carbs_g: item.carbohydrates_total_g || 0,
            fat_g: item.fat_total_g || 0,
            fiber_g: item.fiber_g || 0,
            sugar_g: item.sugar_g || 0,
            sodium_mg: item.sodium_mg || 0,
            serving_size_g: item.serving_size_g || 100,
            source: 'api_ninjas',
        }));
    }
    async saveFoodToDb(foodData) {
        try {
            const existing = await this.foodItemModel.findOne({
                where: {
                    name: foodData.name,
                    source: foodData.source || 'api',
                },
            });
            if (existing) {
                return existing;
            }
            const food = await this.foodItemModel.create({
                name: foodData.name,
                calories: foodData.calories,
                protein_g: foodData.protein_g || 0,
                carbs_g: foodData.carbs_g || 0,
                fat_g: foodData.fat_g || 0,
                fiber_g: foodData.fiber_g || 0,
                sugar_g: foodData.sugar_g || 0,
                sodium_mg: foodData.sodium_mg || 0,
                serving_size_g: foodData.serving_size_g || 100,
                serving_description: foodData.serving_description || '1 serving',
                source: foodData.source || 'api',
                api_data: JSON.stringify(foodData),
            });
            return food;
        }
        catch (error) {
            console.error(`Error saving food to DB: ${error.message}`);
            return null;
        }
    }
    async searchAllSources(query) {
        const results = [];
        const filipinoFoods = await this.foodItemModel.findAll({
            where: {
                is_filipino: true,
                [sequelize_2.Op.or]: [
                    { name: { [sequelize_2.Op.like]: `%${query}%` } },
                    { name_tagalog: { [sequelize_2.Op.like]: `%${query}%` } },
                ],
            },
            limit: 5,
        });
        for (const food of filipinoFoods) {
            results.push({
                id: food.id,
                name: food.name,
                name_tagalog: food.name_tagalog,
                calories: food.calories,
                protein_g: food.protein_g,
                carbs_g: food.carbs_g,
                fat_g: food.fat_g,
                serving_description: food.serving_description,
                source: 'filipino',
                category: food.category,
            });
        }
        const otherFoods = await this.foodItemModel.findAll({
            where: {
                is_filipino: false,
                name: { [sequelize_2.Op.like]: `%${query}%` },
            },
            limit: 5,
        });
        for (const food of otherFoods) {
            results.push({
                id: food.id,
                name: food.name,
                calories: food.calories,
                protein_g: food.protein_g,
                carbs_g: food.carbs_g,
                fat_g: food.fat_g,
                serving_description: food.serving_description,
                source: food.source,
            });
        }
        if (results.length < 3 && this.apiKey) {
            const apiResults = await this.searchFood(query);
            for (const foodData of apiResults.slice(0, 5)) {
                results.push({
                    name: foodData.name,
                    calories: foodData.calories,
                    protein_g: foodData.protein_g,
                    carbs_g: foodData.carbs_g || 0,
                    fat_g: foodData.fat_g || 0,
                    serving_description: '100g',
                    source: 'api_ninjas',
                    raw_data: foodData,
                });
            }
        }
        return results;
    }
};
exports.NutritionService = NutritionService;
exports.NutritionService = NutritionService = __decorate([
    (0, common_1.Injectable)(),
    __param(1, (0, sequelize_1.InjectModel)(food_item_model_1.FoodItem)),
    __param(2, (0, sequelize_1.InjectModel)(api_cache_model_1.APICache)),
    __metadata("design:paramtypes", [config_1.ConfigService, Object, Object])
], NutritionService);
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