mirror of
https://github.com/aaronpo97/the-biergarten-app.git
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31 lines
935 B
C++
31 lines
935 B
C++
#ifndef BIERGARTEN_PIPELINE_DATA_GENERATION_DATA_DOWNLOADER_H_
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#define BIERGARTEN_PIPELINE_DATA_GENERATION_DATA_DOWNLOADER_H_
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#include <memory>
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#include <stdexcept>
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#include <string>
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#include "web_client/web_client.h"
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/// @brief Downloads and caches source geography JSON payloads.
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class DataDownloader {
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public:
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/// @brief Initializes global curl state used by this downloader.
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explicit DataDownloader(std::shared_ptr<WebClient> web_client);
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/// @brief Cleans up global curl state.
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~DataDownloader();
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/// @brief Returns a local JSON path, downloading it when cache is missing.
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std::string DownloadCountriesDatabase(
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const std::string &cache_path,
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const std::string &commit = "c5eb7772" // Stable commit: 2026-03-28 export
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);
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private:
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static bool FileExists(const std::string &file_path);
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std::shared_ptr<WebClient> web_client_;
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};
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#endif // BIERGARTEN_PIPELINE_DATA_GENERATION_DATA_DOWNLOADER_H_
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