ObsidianDragon/src/resources/embedded_resources.h

#pragma once

#include <string>
#include <cstdint>

namespace dragonx {
namespace resources {

// Embedded resource data (generated at build time)
struct EmbeddedResource {
    const uint8_t* data;
    size_t size;
    const char* filename;
};

// Check if embedded resources are available
bool hasEmbeddedResources();

// Get embedded resource by name
// Returns nullptr if not found or not embedded
const EmbeddedResource* getEmbeddedResource(const std::string& name);

// Extract all embedded resources to appropriate locations
// Returns true if all resources extracted successfully
bool extractEmbeddedResources();

// Check if params need to be extracted (not already present)
bool needsParamsExtraction();

// Get the params directory path
std::string getParamsDirectory();

// --- Daemon binary management (Settings → daemon binary panel) ------------------------------
// Info about the dragonxd binary currently installed in the dragonx/ extraction directory.
struct DaemonBinaryInfo {
    bool exists = false;
    std::string path;
    std::uintmax_t size = 0;
    std::string version;            // scanned from the binary ("vX.Y.Z-<commit>"), empty if not found
    std::int64_t modifiedEpoch = 0; // last-write time as unix epoch seconds, 0 if unknown
};

// Info about the dragonxd binary bundled inside this wallet build.
struct BundledDaemonInfo {
    bool available = false;         // a daemon resource is embedded in this build
    std::uintmax_t size = 0;
    std::string version;
};

// Read + scan the installed dragonxd (reads the file; call off the UI thread or cache the result).
DaemonBinaryInfo getInstalledDaemonInfo();
// Info about the bundled daemon (scans the embedded bytes once, cached).
BundledDaemonInfo getBundledDaemonInfo();
// Force-overwrite the installed dragonx binaries (dragonxd/cli/tx) with the bundled ones. The
// caller should stop the daemon first. Returns true if all present resources were written.
bool reextractBundledDaemon();

// Ensure the embedded offline wallet-rebuild recovery helper is extracted to the daemon dir, and
// return its path ("" if not embedded in this build or extraction failed). Idempotent — extracts only
// when missing. Unlike the first-run extractEmbeddedResources() (gated on needsParamsExtraction()),
// this runs on demand so recovery works from a self-contained exe on ANY run, not just the first.
std::string ensureWalletRebuildHelperExtracted();

// Resource names
constexpr const char* RESOURCE_SAPLING_SPEND = "sapling-spend.params";
constexpr const char* RESOURCE_SAPLING_OUTPUT = "sapling-output.params";
constexpr const char* RESOURCE_ASMAP = "asmap.dat";
constexpr const char* RESOURCE_DRAGONXD = "dragonxd.exe";
constexpr const char* RESOURCE_DRAGONX_CLI = "dragonx-cli.exe";
constexpr const char* RESOURCE_DRAGONX_TX = "dragonx-tx.exe";
constexpr const char* RESOURCE_DRAGONX_WALLET_REBUILD = "dragonx-wallet-rebuild.exe";
constexpr const char* RESOURCE_XMRIG = "xmrig.exe";
constexpr const char* RESOURCE_DARK_GRADIENT = "dark_gradient.png";
constexpr const char* RESOURCE_LOGO = "logo_ObsidianDragon_dark.png";

// Embedded theme overlay info (for iterating bundled themes)
struct EmbeddedTheme {
    const uint8_t* data;
    size_t size;
    const char* filename;  // e.g. "dark.toml"
};

// Get array of embedded overlay themes (nullptr-terminated)
const EmbeddedTheme* getEmbeddedThemes();

// Extract bundled overlay themes to the given directory
// Returns number of themes extracted
int extractBundledThemes(const std::string& destDir);

// Update stale bundled theme files in the given directory.
// Compares on-disk file size to embedded size; overwrites on mismatch.
// Returns number of themes updated.
int updateBundledThemes(const std::string& dir);

// Check if daemon needs to be extracted
bool needsDaemonExtraction();

// Get daemon binary directory (<exe_dir>/dragonx/)
std::string getDaemonDirectory();

// Check if daemon is available (embedded or in app directory)
bool hasDaemonAvailable();

// Get daemon executable path (extracts if needed)
std::string getDaemonPath();

// Check if xmrig needs to be extracted
bool needsXmrigExtraction();

// Check if xmrig is available (embedded or in app directory)
bool hasXmrigAvailable();

// Force re-extract xmrig binary from embedded resources
// (bypasses exists-check; use when Defender deletes the file)
bool forceExtractXmrig();

// Get xmrig executable path (extracts if needed)
std::string getXmrigPath();

} // namespace resources
} // namespace dragonx