ui.c

#include "ui.h"
#include "storage_helper.h"
#include "version.h"
#include <furi.h>
#include <stdio.h>
#include <string.h>

static void ui_render_groups(SubDupFinderApp *app);
static void ui_render_files_in_group(SubDupFinderApp *app, size_t group_index);
static void main_submenu_callback(void *context, uint32_t index);
static void groups_submenu_callback(void *context, uint32_t index);
static void files_in_group_callback(void *context, uint32_t index);
static void confirm_callback(DialogExResult result, void *context);

/* ── Navigation callbacks ─────────────────────────────────────────── */

static uint32_t nav_exit(void *context) {
    UNUSED(context);
    return VIEW_NONE;
}

static uint32_t nav_back_to_submenu(void *context) {
    UNUSED(context);
    return SubDupFinderViewSubmenu;
}

static uint32_t nav_back_to_groups(void *context) {
    UNUSED(context);
    return SubDupFinderViewGroups;
}

static uint32_t nav_back_to_files(void *context) {
    UNUSED(context);
    return SubDupFinderViewFiles;
}

/* ── Render helpers ───────────────────────────────────────────────── */

static void ui_render_groups(SubDupFinderApp *app) {
    submenu_reset(app->groups_submenu);
    view_set_previous_callback(submenu_get_view(app->groups_submenu), nav_back_to_submenu);

    for (size_t i = 0; i < app->db.num_groups; i++) {
        char label[64];
        snprintf(label, sizeof(label), "Dup Group %zu (%zu)", i + 1, app->db.groups[i].count);
        submenu_add_item(app->groups_submenu, label, i, groups_submenu_callback, app);
    }
}

static void ui_render_files_in_group(SubDupFinderApp *app, size_t group_index) {
    submenu_reset(app->files_in_group_submenu);
    view_set_previous_callback(submenu_get_view(app->files_in_group_submenu), nav_back_to_groups);

    const DuplicateGroup *group = &app->db.groups[group_index];
    for (size_t i = 0; i < group->count; i++) {
        submenu_add_item(app->files_in_group_submenu, app->db.records[group->start_index + i].path,
                         i, files_in_group_callback, app);
    }
}

/* ── Menu / action callbacks ──────────────────────────────────────── */

static void main_submenu_callback(void *context, uint32_t index) {
    SubDupFinderApp *app = context;
    switch (index) {
        case SubDupFinderSubmenuIndexScan:
            popup_set_text(app->popup, "Scanning...", 64, 32, AlignCenter, AlignCenter);
            view_dispatcher_switch_to_view(app->view_dispatcher, SubDupFinderViewPopup);

            storage_scan_directory(app);
            ui_render_groups(app);

            if (app->db.num_groups == 0) {
                popup_set_text(app->popup, "No duplicates", 64, 32, AlignCenter, AlignCenter);
            } else {
                view_dispatcher_switch_to_view(app->view_dispatcher, SubDupFinderViewGroups);
            }
            break;
        case SubDupFinderSubmenuIndexCredits:
            view_dispatcher_switch_to_view(app->view_dispatcher, SubDupFinderViewCredits);
            break;
    }
}

static void groups_submenu_callback(void *context, uint32_t index) {
    SubDupFinderApp *app = context;
    app->selected_group_index = index;
    ui_render_files_in_group(app, index);
    view_dispatcher_switch_to_view(app->view_dispatcher, SubDupFinderViewFiles);
}

static void files_in_group_callback(void *context, uint32_t index) {
    SubDupFinderApp *app = context;
    const DuplicateGroup *group = &app->db.groups[app->selected_group_index];
    size_t record_index = group->start_index + index;

    char full_path[FULL_PATH_LEN];
    snprintf(full_path, sizeof(full_path), "%s/%s", SCAN_DIR, app->db.records[record_index].path);
    strncpy(app->selected_path, full_path, sizeof(app->selected_path) - 1);
    app->selected_path[sizeof(app->selected_path) - 1] = '\0';

    dialog_ex_set_header(app->confirm_dialog, "Delete file?", 64, 10, AlignCenter, AlignTop);
    dialog_ex_set_text(app->confirm_dialog, app->selected_path, 64, 30, AlignCenter, AlignTop);
    view_dispatcher_switch_to_view(app->view_dispatcher, SubDupFinderViewConfirm);
}

static void confirm_callback(DialogExResult result, void *context) {
    SubDupFinderApp *app = context;
    if (result == DialogExResultRight) {
        uint32_t current_hash = app->db.groups[app->selected_group_index].hash;

        storage_delete_file(app->selected_path);

        const char *filename = app->selected_path + strlen(SCAN_DIR) + 1;
        db_remove_record(&app->db, filename);
        process_duplicates(&app->db);
        ui_render_groups(app);

        int new_index = -1;
        for (size_t i = 0; i < app->db.num_groups; i++) {
            if (app->db.groups[i].hash == current_hash) {
                new_index = (int)i;
                break;
            }
        }

        if (new_index == -1) {
            view_dispatcher_switch_to_view(app->view_dispatcher, SubDupFinderViewGroups);
        } else {
            app->selected_group_index = (size_t)new_index;
            ui_render_files_in_group(app, app->selected_group_index);
            view_dispatcher_switch_to_view(app->view_dispatcher, SubDupFinderViewFiles);
        }
    } else {
        view_dispatcher_switch_to_view(app->view_dispatcher, SubDupFinderViewFiles);
    }
}

/* ── View setup ───────────────────────────────────────────────────── */

void ui_setup_views(SubDupFinderApp *app) {
    view_set_previous_callback(submenu_get_view(app->main_submenu), nav_exit);
    view_set_previous_callback(submenu_get_view(app->groups_submenu), nav_back_to_submenu);
    view_set_previous_callback(submenu_get_view(app->files_in_group_submenu), nav_back_to_groups);
    view_set_previous_callback(dialog_ex_get_view(app->confirm_dialog), nav_back_to_files);
    view_set_previous_callback(widget_get_view(app->credits_widget), nav_back_to_submenu);
    view_set_previous_callback(popup_get_view(app->popup), nav_back_to_submenu);

    widget_add_string_element(app->credits_widget, 0, 2, AlignLeft, AlignTop, FontPrimary,
                              "Sub Duplicate Finder");
    widget_add_string_element(app->credits_widget, 0, 14, AlignLeft, AlignTop, FontSecondary,
                              "v" APP_VERSION);
    widget_add_string_element(app->credits_widget, 0, 26, AlignLeft, AlignTop, FontPrimary,
                              "Author: Endika");
    widget_add_string_element(app->credits_widget, 0, 40, AlignLeft, AlignTop, FontSecondary,
                              "https://github.com/endika/");
    widget_add_string_element(app->credits_widget, 0, 50, AlignLeft, AlignTop, FontSecondary,
                              "flipper-sub-dup");

    submenu_add_item(app->main_submenu, "Find Duplicates", SubDupFinderSubmenuIndexScan,
                     main_submenu_callback, app);
    submenu_add_item(app->main_submenu, "Credits", SubDupFinderSubmenuIndexCredits,
                     main_submenu_callback, app);

    dialog_ex_set_right_button_text(app->confirm_dialog, "Yes");
    dialog_ex_set_left_button_text(app->confirm_dialog, "No");
    dialog_ex_set_result_callback(app->confirm_dialog, confirm_callback);
    dialog_ex_set_context(app->confirm_dialog, app);

    view_dispatcher_add_view(app->view_dispatcher, SubDupFinderViewSubmenu,
                             submenu_get_view(app->main_submenu));
    view_dispatcher_add_view(app->view_dispatcher, SubDupFinderViewGroups,
                             submenu_get_view(app->groups_submenu));
    view_dispatcher_add_view(app->view_dispatcher, SubDupFinderViewFiles,
                             submenu_get_view(app->files_in_group_submenu));
    view_dispatcher_add_view(app->view_dispatcher, SubDupFinderViewConfirm,
                             dialog_ex_get_view(app->confirm_dialog));
    view_dispatcher_add_view(app->view_dispatcher, SubDupFinderViewCredits,
                             widget_get_view(app->credits_widget));
    view_dispatcher_add_view(app->view_dispatcher, SubDupFinderViewPopup,
                             popup_get_view(app->popup));
}