#include "scan_presets.h"

#include <cctype>

#include "meshcore_packet.h"
#include "meshtastic_presets.h"

namespace roro::lora {

size_t scanPresetCount() { return meshtastic::kEu868PresetCount + 1; }

ScanPreset scanPreset(size_t i) {
    if (i < meshtastic::kEu868PresetCount) {
        const meshtastic::Preset& p = meshtastic::kEu868Presets[i];
        return {p.name, meshtastic::eu868FrequencyHz(p), p.bwKHz, p.sf, p.cr, meshtastic::kSyncWord, meshtastic::kPreambleLength, Protocol::Meshtastic};
    }
    return {meshcore::kPresetName, meshcore::kEuNarrowHz, meshcore::kEuNarrowBwKHz, meshcore::kEuNarrowSf, meshcore::kEuNarrowCr,
            meshcore::kSyncWord, meshcore::kPreambleLength, Protocol::MeshCore};
}

bool findScanPreset(const char* name, ScanPreset& out) {
    for (size_t i = 0; i < scanPresetCount(); ++i) {
        ScanPreset p = scanPreset(i);
        const char *a = p.name, *b = name;
        while (*a && *b && std::tolower(static_cast<unsigned char>(*a)) == std::tolower(static_cast<unsigned char>(*b))) ++a, ++b;
        if (!*a && !*b) {
            out = p;
            return true;
        }
    }
    return false;
}

}  // namespace roro::lora