#include "ecex.h"
#include "buffers.h"

#define ECEX_NO_STANDALONE_CONFIG
#include "render_demo.c"
#include "tetris.c"
#include "markdown_plugin.c"
#undef ECEX_NO_STANDALONE_CONFIG

#define RGB(r, g, b) ECEX_RGB8(r, g, b)

/* Gruvbox dark palette */
#define GB_DARK0_HARD  RGB(0x1d, 0x20, 0x21)
#define GB_DARK0       RGB(0x28, 0x28, 0x28)
#define GB_DARK1       RGB(0x3c, 0x38, 0x36)
#define GB_DARK2       RGB(0x50, 0x49, 0x45)

#define GB_LIGHT0      RGB(0xfb, 0xf1, 0xc7)
#define GB_LIGHT1      RGB(0xeb, 0xdb, 0xb2)
#define GB_LIGHT2      RGB(0xd5, 0xc4, 0xa1)

#define GB_RED         RGB(0xfb, 0x49, 0x34)
#define GB_GREEN       RGB(0xb8, 0xbb, 0x26)
#define GB_YELLOW      RGB(0xfa, 0xbd, 0x2f)
#define GB_BLUE        RGB(0x83, 0xa5, 0x98)
#define GB_PURPLE      RGB(0xd3, 0x86, 0x9b)
#define GB_AQUA        RGB(0x8e, 0xc0, 0x7c)
#define GB_ORANGE      RGB(0xfe, 0x80, 0x19)

static int hello_command(ecex_t *ed) {
    buffer_t *buf = ecex_current_buffer(ed);
    buffer_insert(buf, "Hello from Gruvbox ecex config!\n");
    return 0;
}

static int make_notes_command(ecex_t *ed) {
    buffer_t *notes = ecex_find_buffer(ed, "*notes*");

    if (!notes) {
        notes = ecex_create_buffer(ed, "*notes*", NULL, 0);
    }

    if (notes) {
        buffer_insert(notes, "Created or reused *notes* from command.\n");
        ecex_switch_buffer(ed, "*notes*");
    }

    return 0;
}


static int demo_line_action(ecex_t *ed,
                            buffer_t *buffer,
                            size_t line,
                            const char *payload,
                            void *userdata) {
    (void)buffer;
    (void)line;
    (void)userdata;

    buffer_t *notes = ecex_find_buffer(ed, "*notes*");
    if (!notes) {
        notes = ecex_create_buffer(ed, "*notes*", NULL, 0);
    }

    if (!notes) return -1;

    ecex_switch_buffer(ed, "*notes*");
    buffer_insert(notes, payload ? payload : "selected an interactive line\n");
    return 0;
}

static int demo_interactive_command(ecex_t *ed) {
    buffer_t *menu = ecex_create_interactive_buffer(ed, "*demo-menu*");
    if (!menu) return -1;

    buffer_clear(menu);
    buffer_set_interactive(menu, 1);

    buffer_append(menu, "Demo interactive buffer\n");
    buffer_append(menu, "Move to a line and press ENTER.\n\n");

    ecex_interactive_append_line(ed,
                                 menu,
                                 "Insert hello into *notes*",
                                 demo_line_action,
                                 "hello from an interactive config buffer!\n",
                                 NULL);

    ecex_interactive_append_line(ed,
                                 menu,
                                 "Insert gruvbox note into *notes*",
                                 demo_line_action,
                                 "gruvbox menu action selected\n",
                                 NULL);

    ecex_switch_buffer(ed, "*demo-menu*");
    return 0;
}

static const ecex_config_command_t config_commands[] = {
    {"hello", hello_command},
    {"make-notes", make_notes_command},
    {"demo-interactive", demo_interactive_command},
};

static const ecex_config_keybind_t config_binds[] = {
    {"C-h", "hello"},
    {"C-m", "make-notes"},
    {"F2", "list-commands"},
    {"F3", "list-buffers"},
    {"F4", "demo-interactive"},
    {"C-q", "quit"},
    {"C-x h", "beginning-of-buffer"},
};

ECEX_CONFIG_BEGIN
    ecex_set_font_size(ed, 20.0f);

    ecex_set_bg_color(ed, GB_DARK0_HARD);
    ecex_set_fg_color(ed, GB_LIGHT1);

    ecex_set_status_bg_color(ed, GB_DARK0);
    ecex_set_status_fg_color(ed, GB_YELLOW);
    ecex_set_status_border_color(ed, GB_DARK1);

    ecex_set_minibuffer_bg_color(ed, GB_DARK1);
    ecex_set_minibuffer_fg_color(ed, GB_LIGHT0);

    ecex_set_completion_enabled(ed, 1);
    ecex_set_completion_fg_color(ed, GB_DARK2);

    ecex_set_interactive_highlight_bg_color(ed, GB_DARK1);
    ecex_set_interactive_highlight_fg_color(ed, GB_YELLOW);

    ecex_set_cursor_color(ed, GB_AQUA);
    ecex_set_region_bg_color(ed, GB_DARK2);

    ECEX_CONFIG_COMMANDS(config_commands);
    ECEX_CONFIG_BINDS(config_binds);
    ECEX_CONFIG_INCLUDE(ecex_render_demo_plugin);
    ECEX_CONFIG_INCLUDE(ecex_tetris_plugin);
    ECEX_CONFIG_INCLUDE(ecex_markdown_plugin);

    buffer_t *scratch = ecex_current_buffer(ed);

    buffer_insert(scratch, "ecex config loaded !\n");
    buffer_insert(scratch, "Try F1, C-x C-f, C-x C-s, C-x d file browser, F2 commands, F3 buffers, F4 demo menu, C-x b.\n");
    buffer_insert(scratch, "Run M-x render-demo for a custom renderer demo, or M-x tetris for Tetris.\n");
    buffer_insert(scratch, "Example line to edit then C-x C-e: ecex_set_font_size(ed, 28.0f);\n");
    buffer_insert(scratch, "Example relative change: ecex_adjust_font_size(ed, 2.0f);\n\n");

ECEX_CONFIG_END