/*
4coder_combined_write_commands.cpp - Commands for writing text specialized for particular
contexts.
*/

// TOP

static void
write_string(Application_Links *app, View_Summary *view, Buffer_Summary *buffer, String string){
    buffer_replace_range(app, buffer, view->cursor.pos, view->cursor.pos, string.str, string.size);
    view_set_cursor(app, view, seek_pos(view->cursor.pos + string.size), 1);
}

static void
write_string(Application_Links *app, String string){
    uint32_t access = AccessOpen;
    View_Summary view = get_active_view(app, access);
    Buffer_Summary buffer = get_buffer(app, view.buffer_id, access);
    write_string(app, &view, &buffer, string);
}

static void
write_named_comment_string(Application_Links *app, char *type_string){
    char space[512];
    String str = make_fixed_width_string(space);
    
    char *name = 0;
    int32_t name_len = 0;
    if (get_current_name(&name, &name_len)){
        append(&str, "// ");
        append(&str, type_string);
        append(&str, "(");
        append(&str, make_string(name, name_len));
        append(&str, "): ");
    }
    else{
        append(&str, "// ");
        append(&str, type_string);
        append(&str, ": ");
    }
    
    write_string(app, str);
}

static void
long_braces(Application_Links *app, char *text, int32_t size){
    uint32_t access = AccessOpen;
    View_Summary view = get_active_view(app, access);
    Buffer_Summary buffer = get_buffer(app, view.buffer_id, access);
    int32_t pos = view.cursor.pos;
    
    buffer_replace_range(app, &buffer, pos, pos, text, size);
    view_set_cursor(app, &view, seek_pos(pos + 2), true);
    
    buffer_auto_indent(app, &global_part, &buffer, pos, pos + size, DEF_TAB_WIDTH, DEFAULT_INDENT_FLAGS | AutoIndent_FullTokens);
    move_past_lead_whitespace(app, &view, &buffer);
}

CUSTOM_COMMAND_SIG(open_long_braces)
CUSTOM_DOC("At the cursor, insert a '{' and '}' separated by a blank line.")
{
    char text[] = "{\n\n}";
    int32_t size = sizeof(text) - 1;
    long_braces(app, text, size);
}

CUSTOM_COMMAND_SIG(open_long_braces_semicolon)
CUSTOM_DOC("At the cursor, insert a '{' and '};' separated by a blank line.")
{
    char text[] = "{\n\n};";
    int32_t size = sizeof(text) - 1;
    long_braces(app, text, size);
}

CUSTOM_COMMAND_SIG(open_long_braces_break)
CUSTOM_DOC("At the cursor, insert a '{' and '}break;' separated by a blank line.")
{
    char text[] = "{\n\n}break;";
    int32_t size = sizeof(text) - 1;
    long_braces(app, text, size);
}

CUSTOM_COMMAND_SIG(if0_off)
CUSTOM_DOC("Surround the range between the cursor and mark with an '#if 0' and an '#endif'")
{
    place_begin_and_end_on_own_lines(app, &global_part, "#if 0", "#endif");
}

CUSTOM_COMMAND_SIG(write_todo)
CUSTOM_DOC("At the cursor, insert a '// TODO' comment, includes user name if it was specified in config.4coder.")
{
    write_named_comment_string(app, "TODO");
}

CUSTOM_COMMAND_SIG(write_hack)
CUSTOM_DOC("At the cursor, insert a '// HACK' comment, includes user name if it was specified in config.4coder.")
{
    write_named_comment_string(app, "HACK");
}

CUSTOM_COMMAND_SIG(write_note)
CUSTOM_DOC("At the cursor, insert a '// NOTE' comment, includes user name if it was specified in config.4coder.")
{
    write_named_comment_string(app, "NOTE");
}

CUSTOM_COMMAND_SIG(write_block)
CUSTOM_DOC("At the cursor, insert a block comment.")
{
    write_string(app, make_lit_string("/*  */"));
}

CUSTOM_COMMAND_SIG(write_zero_struct)
CUSTOM_DOC("At the cursor, insert a ' = {0};'.")
{
    write_string(app, make_lit_string(" = {0};"));
}

// BOTTOM