Ken Van Hoeylandt
95 lines
2.7 KiB
C++
95 lines
2.7 KiB
C++
#include <Tactility/app/files/State.h>
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#include <Tactility/LogMessages.h>
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#include <Tactility/MountPoints.h>
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#include <Tactility/file/File.h>
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#include <Tactility/file/FileLock.h>
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#include <Tactility/kernel/Platform.h>
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#include <tactility/log.h>
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#include <cstring>
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#include <dirent.h>
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#include <unistd.h>
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#include <vector>
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namespace tt::app::files {
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constexpr auto* TAG = "Files";
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State::State() {
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if (kernel::getPlatform() == kernel::PlatformSimulator) {
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char cwd[PATH_MAX];
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if (getcwd(cwd, sizeof(cwd)) != nullptr) {
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setEntriesForPath(cwd);
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} else {
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LOG_E(TAG, "Failed to get current work directory files");
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setEntriesForPath("/");
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}
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} else {
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setEntriesForPath("/");
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}
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}
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std::string State::getSelectedChildPath() const {
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return file::getChildPath(current_path, selected_child_entry);
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}
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bool State::setEntriesForPath(const std::string& path) {
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auto lock = mutex.asScopedLock();
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if (!lock.lock(100)) {
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LOG_E(TAG, "Mutex acquisition timeout (%s)", "setEntriesForPath");
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return false;
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}
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LOG_I(TAG, "Changing path: %s -> %s", current_path.c_str(), path.c_str());
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/**
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* On PC, the root entry point ("/") is a folder.
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* On ESP32, the root entry point contains the various mount points.
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*/
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bool get_mount_points = (kernel::getPlatform() == kernel::PlatformEsp) && (path == "/");
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if (get_mount_points) {
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LOG_I(TAG, "Setting custom root");
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dir_entries = file::getFileSystemDirents();
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current_path = path;
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selected_child_entry = "";
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action = ActionNone;
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return true;
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} else {
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dir_entries.clear();
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int count = file::scandir(path, dir_entries, &file::direntFilterDotEntries, file::direntSortAlphaAndType);
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if (count >= 0) {
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LOG_I(TAG, "%s has %d entries", path.c_str(), count);
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current_path = path;
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selected_child_entry = "";
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action = ActionNone;
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return true;
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} else {
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LOG_E(TAG, "Failed to fetch entries for %s", path.c_str());
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return false;
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}
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}
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}
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bool State::setEntriesForChildPath(const std::string& childPath) {
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auto path = file::getChildPath(current_path, childPath);
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LOG_I(TAG, "Navigating from %s to %s", current_path.c_str(), path.c_str());
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return setEntriesForPath(path);
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}
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bool State::getDirent(uint32_t index, dirent& dirent) {
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auto lock = mutex.asScopedLock();
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if (!lock.lock(50 / portTICK_PERIOD_MS)) {
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return false;
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}
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if (index < dir_entries.size()) {
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dirent = dir_entries[index];
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return true;
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} else {
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return false;
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}
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}
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}
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