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https://github.com/aaronpo97/the-biergarten-app.git
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117 lines
3.2 KiB
C++
117 lines
3.2 KiB
C++
#ifndef BIERGARTEN_PIPELINE_BIERGARTEN_DATA_GENERATOR_H_
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#define BIERGARTEN_PIPELINE_BIERGARTEN_DATA_GENERATOR_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include <unordered_map>
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#include "data_generation/data_generator.h"
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#include "database/database.h"
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#include "web_client/web_client.h"
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#include "wikipedia/wikipedia_service.h"
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/**
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* @brief Program options for the Biergarten pipeline application.
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*/
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struct ApplicationOptions {
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/// @brief Path to the LLM model file (gguf format); mutually exclusive with use_mocked.
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std::string model_path;
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/// @brief Use mocked generator instead of LLM; mutually exclusive with model_path.
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bool use_mocked = false;
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/// @brief Directory for cached JSON and database files.
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std::string cache_dir;
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/// @brief LLM sampling temperature (0.0 to 1.0, higher = more random).
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float temperature = 0.8f;
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/// @brief LLM nucleus sampling top-p parameter (0.0 to 1.0, higher = more random).
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float top_p = 0.92f;
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/// @brief Random seed for sampling (-1 for random, otherwise non-negative).
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int seed = -1;
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/// @brief Git commit hash for database consistency (always pinned to c5eb7772).
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std::string commit = "c5eb7772";
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};
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#endif // BIERGARTEN_PIPELINE_BIERGARTEN_DATA_GENERATOR_H_
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/**
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* @brief Main data generator class for the Biergarten pipeline.
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*
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* This class encapsulates the core logic for generating brewery data.
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* It handles database initialization, data loading/downloading, and brewery generation.
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*/
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class BiergartenDataGenerator {
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public:
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/**
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* @brief Construct a BiergartenDataGenerator with injected dependencies.
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*
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* @param options Application configuration options.
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* @param web_client HTTP client for downloading data.
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* @param database SQLite database instance.
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*/
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BiergartenDataGenerator(const ApplicationOptions &options,
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std::shared_ptr<WebClient> web_client,
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SqliteDatabase &database);
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/**
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* @brief Run the data generation pipeline.
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*
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* Performs the following steps:
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* 1. Initialize database
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* 2. Download geographic data if needed
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* 3. Initialize the generator (LLM or Mock)
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* 4. Generate brewery data for sample cities
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*
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* @return 0 on success, 1 on failure.
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*/
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int Run();
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private:
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/// @brief Immutable application options.
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const ApplicationOptions options_;
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/// @brief Shared HTTP client dependency.
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std::shared_ptr<WebClient> webClient_;
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/// @brief Database dependency.
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SqliteDatabase &database_;
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/**
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* @brief Initialize the data generator based on options.
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*
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* Creates either a MockGenerator (if no model path) or LlamaGenerator.
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*
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* @return A unique_ptr to the initialized generator.
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*/
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std::unique_ptr<DataGenerator> InitializeGenerator();
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/**
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* @brief Download and load geographic data if not cached.
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*/
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void LoadGeographicData();
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/**
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* @brief Generate sample breweries for demonstration.
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*/
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void GenerateSampleBreweries();
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/**
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* @brief Helper struct to store generated brewery data.
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*/
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struct GeneratedBrewery {
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int city_id;
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std::string city_name;
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BreweryResult brewery;
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};
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/// @brief Stores generated brewery data.
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std::vector<GeneratedBrewery> generatedBreweries_;
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};
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