X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=vg_console.h;h=1024b82ac468b0b6e6c08d557e7561e965ffc387;hb=76d234b7dc5e6500e8a54009b367e7620f11ef97;hp=8d35aa286fdce8933e35b39720cd5dfd6534d850;hpb=a7938c00a8c486ad0e2a765c3092017487ba761e;p=vg.git

diff --git a/vg_console.h b/vg_console.h
index 8d35aa2..1024b82 100644
--- a/vg_console.h
+++ b/vg_console.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2021-2022 Harry Godden (hgn) - All Rights Reserved */
+/* Copyright (C) 2021-2023 Harry Godden (hgn) - All Rights Reserved */
 
 #ifndef VG_CONSOLE_H
 #define VG_CONSOLE_H
@@ -7,256 +7,226 @@
   #define VG_GAME
 #endif
 
-#include "vg/vg_ui.h"
+#include "vg/vg_imgui.h"
 #include "vg/vg_log.h"
 
-typedef struct vg_convar vg_convar;
+#define VG_VAR_F32( NAME, ... ) \
+   { u32 flags=0x00; __VA_ARGS__ ;\
+   vg_console_reg_var( #NAME, &NAME, k_var_dtype_f32, flags ); }
+
+#define VG_VAR_I32( NAME, ... ) \
+   { u32 flags=0x00; __VA_ARGS__ ;\
+   vg_console_reg_var( #NAME, &NAME, k_var_dtype_i32, flags ); }
+
+#define VG_VAR_PERSISTENT  0x1
+#define VG_VAR_CHEAT       0x2
+#define VG_VAR_CHEATTOGGLE 0x4
+
+typedef struct vg_var vg_var;
 typedef struct vg_cmd vg_cmd;
 
-struct vg_console
-{
-	struct vg_convar
-	{
+struct vg_console{
+	struct vg_var{
 		void *data;
-      void (*update)(void);
 		const char *name;
 		
-		enum vg_convar_dtype
-		{
-			k_convar_dtype_i32,
-			k_convar_dtype_u32,
-			k_convar_dtype_f32
+		enum vg_var_dtype{
+			k_var_dtype_i32,
+			k_var_dtype_u32,
+			k_var_dtype_f32
 		} 
 		data_type;
-		
-		union
-		{
-			struct
-			{
-				int min, max, clamp;
-			} 
-         opt_i32;
-
-         struct
-         {
-            float min, max;
-            int clamp;
-         }
-         opt_f32;
-		};
+      u32 flags;
 
-		int persistent; /* Should this var be stored to cfg/auto.conf? */
+      union{ u32 _u32; f32 _f32; i32 _i32; } defaults;
 	} 
-	convars[ 32 ];
+	vars[ 128 ];
 	
-	struct vg_cmd
-	{
-		int (*function)( int argc, char const *argv[] );
+	struct vg_cmd{
+		int  (*function)( int argc, char const *argv[] );
+      void (*poll_suggest)( int argc, char const *argv[] );
 		const char *name;
 	}
 	functions[ 32 ];
 
-   u32 convar_count, function_count;
+   struct {
+      const char *str;
+      int len;
+
+      u32 lev_score;
+   }
+   suggestions[12];
+   u32 suggestion_count;
+   int suggestion_select,
+       suggestion_pastepos,
+       suggestion_maxlen;
+
+   u32 var_count, function_count;
 	
-	char input[96];
-	int cursor_user, cursor_pos, string_length;
+	char input[96],
+        input_copy[96];
 	
 	char history[32][96];
 	int history_last, history_pos, history_count;
 	
-	int enabled;
+	i32 enabled, cheats;
 }
-vg_console;
+static vg_console;
 
-VG_STATIC void  vg_convar_push( struct vg_convar cv );
-VG_STATIC void  vg_function_push( struct vg_cmd cmd );
-
-VG_STATIC void _vg_console_draw( void );
+static void _vg_console_draw( void );
 void           _vg_console_println( const char *str );
-VG_STATIC int  _vg_console_list( int argc, char const *argv[] );
-VG_STATIC void _vg_console_init(void);
-VG_STATIC void _vg_console_write_persistent(void);
-VG_STATIC void _vg_console_free(void);
-VG_STATIC void  vg_execute_console_input( const char *cmd );
+static int  _vg_console_list( int argc, char const *argv[] );
+static void _vg_console_init(void);
+static void _vg_console_write_persistent(void);
+static void _vg_console_free(void);
+static void  vg_execute_console_input( const char *cmd );
 
 /*
  * Console interface
  */
-VG_STATIC void console_make_selection( int* start, int* end );
-VG_STATIC void console_move_cursor( int* cursor0, int* cursor1, 
-                                    int dir, int snap_together );
-VG_STATIC int console_makeroom( int datastart, int length );
-VG_STATIC int console_delete_char( int direction );
-VG_STATIC void console_to_clipboard(void);
-VG_STATIC void console_clipboard_paste(void);
-VG_STATIC void console_put_char( char c );
-VG_STATIC void console_history_get( char* buf, int entry_num );
-VG_STATIC int _vg_console_enabled(void);
-VG_STATIC void console_proc_key( SDL_Keysym ev );
+static void console_history_get( char* buf, int entry_num );
+static int _vg_console_enabled(void);
+static void console_proc_key( SDL_Keysym ev );
 
 /*
  * Implementation
  */
-VG_STATIC int _vg_console_enabled(void) 
-{ 
+static int _vg_console_enabled(void){ 
 	return vg_console.enabled; 
 }
 
-VG_STATIC void vg_convar_push( vg_convar cv )
+static 
+void vg_console_reg_var( const char *alias, void *ptr, enum vg_var_dtype type, 
+                         u32 flags )
 {
-   if( vg_console.convar_count > vg_list_size(vg_console.convars) )
-      vg_fatal_exit_loop( "Too many convars registered" );
+   if( vg_console.var_count > vg_list_size(vg_console.vars) )
+      vg_fatal_error( "Too many vars registered" );
 
-   vg_info( "Console variable '%s' registered\n", cv.name );
-   vg_console.convars[ vg_console.convar_count ++ ] = cv;
-}
+   vg_var *var = &vg_console.vars[ vg_console.var_count ++ ];
+   var->name = alias;
+   var->data = ptr;
+   var->data_type = type;
+   var->flags = flags;
 
-VG_STATIC void vg_function_push( struct vg_cmd cmd )
-{
-   if( vg_console.function_count > vg_list_size(vg_console.functions) )
-      vg_fatal_exit_loop( "Too many functions registered" );
+   if     ( type == k_var_dtype_f32 ) var->defaults._f32 = *((f32 *)ptr);
+   else if( type == k_var_dtype_i32 ) var->defaults._i32 = *((i32 *)ptr);
+   else if( type == k_var_dtype_u32 ) var->defaults._u32 = *((u32 *)ptr);
 
-   vg_console.functions[ vg_console.function_count ++ ] = cmd;
+   vg_info( "Console variable '%s' registered\n", alias );
 }
 
-VG_STATIC void _vg_console_draw( void )
+static 
+void vg_console_reg_cmd( const char *alias,
+                         int (*function)(int argc, const char *argv[]),
+                         void (*poll_suggest)(int argc, const char *argv[]) )
 {
-	if( !vg_console.enabled )
-		return;
+   if( vg_console.function_count > vg_list_size(vg_console.functions) )
+      vg_fatal_error( "Too many functions registered" );
 
-   SDL_AtomicLock( &log_print_sl );
+   vg_cmd *cmd = &vg_console.functions[ vg_console.function_count ++ ];
 
-	int ptr = vg_log.buffer_line_current;
-   int const fh = 14,
-             log_lines = 32;
-   int console_lines = VG_MIN( log_lines, vg_log.buffer_line_count );
-	
-	vg_uictx.cursor[0] = 0;
-	vg_uictx.cursor[1] = 0;
-	vg_uictx.cursor[3] = log_lines*fh;
-	ui_fill_x();
-	
-	ui_new_node();
-	{
-		ui_fill_rect( vg_uictx.cursor, 0x77333333 );
-	
-		vg_uictx.cursor[3] = fh;
-		ui_align_bottom();
-
-		for( int i=0; i<console_lines; i ++ )
-		{
-			ptr --;
-
-			if( ptr < 0 )
-				ptr = vg_list_size( vg_log.buffer )-1;
-         
-			ui_text( vg_uictx.cursor, vg_log.buffer[ptr], 1, 0 );
-			vg_uictx.cursor[1] -= fh;
-		}
+   cmd->function = function;
+   cmd->poll_suggest = poll_suggest;
+   cmd->name = alias;
 
-	}
-	ui_end_down();
-	
-	vg_uictx.cursor[1] += 2;
-	vg_uictx.cursor[3] = fh;
-	
-	ui_new_node();
-	{
-		ui_fill_rect( vg_uictx.cursor, 0x77333333 );
-		ui_text( vg_uictx.cursor, vg_console.input, 1, 0 );
-		
-		int start = VG_MIN( vg_console.cursor_pos, vg_console.cursor_user ),
-			 end   = VG_MAX( vg_console.cursor_pos, vg_console.cursor_user );
-		
-		vg_uictx.cursor[0] = start * UI_GLYPH_SPACING_X;
-		vg_uictx.cursor[2] = (start == end? 0.5f: (float)(end-start)) 
-                                             * (float)UI_GLYPH_SPACING_X;
-		
-		ui_fill_rect( vg_uictx.cursor, 0x66ffffff );
-	}
-	ui_end_down();
-   SDL_AtomicUnlock( &log_print_sl );
+   vg_info( "Console function '%s' registered\n", alias );
 }
 
-VG_STATIC int _vg_console_list( int argc, char const *argv[] )
-{
-	for( int i=0; i<vg_console.function_count; i ++ )
-	{
+static int _vg_console_list( int argc, char const *argv[] ){
+	for( int i=0; i<vg_console.function_count; i ++ ){
 		struct vg_cmd *cmd = &vg_console.functions[ i ];
 		vg_info( "* %s\n", cmd->name );
 	}
 	
-	for( int i=0; i<vg_console.convar_count; i ++ )
-	{
-		struct vg_convar *cv = &vg_console.convars[ i ];
+	for( int i=0; i<vg_console.var_count; i ++ ){
+		struct vg_var *cv = &vg_console.vars[ i ];
 		vg_info( "%s\n", cv->name );
 	}
 	
 	return 0;
 }
 
-int _test_break( int argc, const char *argv[] )
-{
-   vg_fatal_exit_loop( "Test crash from main, after loading (console)" );
+int _test_break( int argc, const char *argv[] ){
+   vg_fatal_error( "Test crash from main, after loading (console)" );
    return 0;
 }
 
-VG_STATIC void _vg_console_init(void)
-{
-	vg_function_push( (struct vg_cmd)
-   {
-		.name = "list",
-		.function = _vg_console_list
-	});
-
-   vg_function_push( (struct vg_cmd)
-   {
-      .name = "crash",
-      .function = _test_break
-   });
-}
+int _vg_console_exec( int argc, const char *argv[] ){
+   if( argc < 1 ) return 0;
 
-VG_STATIC void vg_console_load_autos(void)
-{
-	/* Read and exec persistent commands */
-	FILE *fp = fopen( "cfg/auto.conf", "r" );
-	if( fp )
-	{
+   char path[256];
+   strcpy( path, "cfg/" );
+   strncat( path, argv[0], 250 );
+
+	FILE *fp = fopen( path, "r" );
+	if( fp ){
 		char line[256];
 
-		while( fgets( line, sizeof( line ), fp ) )
-		{
+		while( fgets( line, sizeof( line ), fp ) ){
 			line[ strcspn( line, "\r\n#" ) ] = 0x00;
 
-			if( line[0] != 0x00 )
-			{
+			if( line[0] != 0x00 ){
 				vg_execute_console_input( line );
 			}
 		}
 
 		fclose( fp );
 	}
+   else{
+      vg_error( "Could not open '%s'\n", path );
+   }
+
+   return 0;
 }
 
-VG_STATIC void _vg_console_write_persistent(void)
-{
+int _ccmd_vg_console_defaults( int argc, const char *argv[] ){
+	for( int i=0; i<vg_console.var_count; i ++ ){
+		struct vg_var *cv = &vg_console.vars[i];
+
+      enum vg_var_dtype type = cv->data_type;
+      void *ptr = cv->data;
+
+      if     ( type == k_var_dtype_f32 ) *((f32 *)ptr) = cv->defaults._f32;
+      else if( type == k_var_dtype_i32 ) *((i32 *)ptr) = cv->defaults._i32;
+      else if( type == k_var_dtype_u32 ) *((u32 *)ptr) = cv->defaults._u32;
+	}
+
+   return 0;
+}
+
+static void _vg_console_init(void){
+   vg_console_reg_cmd( "list", _vg_console_list, NULL );
+   vg_console_reg_cmd( "crash", _test_break, NULL );
+   vg_console_reg_cmd( "exec", _vg_console_exec, NULL );
+   vg_console_reg_cmd( "defaults", _ccmd_vg_console_defaults, NULL );
+   vg_console_reg_var( "cheats", &vg_console.cheats, k_var_dtype_i32, 
+#ifdef VG_DEVWINDOW
+                       VG_VAR_PERSISTENT
+#else 
+                       0
+#endif
+                       );
+}
+
+static void vg_console_load_autos(void){
+   _vg_console_exec( 1, (const char *[]){ "auto.conf" } );
+}
+
+static void _vg_console_write_persistent(void){
 	FILE *fp = fopen( "cfg/auto.conf", "w" );
 	
-	for( int i=0; i<vg_console.convar_count; i ++ )
-	{
-		struct vg_convar *cv = &vg_console.convars[i];
-
-		if( cv->persistent )
-		{
-			switch( cv->data_type )
-			{
-				case k_convar_dtype_i32:
+	for( int i=0; i<vg_console.var_count; i ++ ){
+		struct vg_var *cv = &vg_console.vars[i];
+
+		if( cv->flags & VG_VAR_PERSISTENT ){
+			switch( cv->data_type ){
+				case k_var_dtype_i32:
 					fprintf( fp, "%s %d\n", cv->name, *(i32 *)(cv->data) );
 				break;
-				case k_convar_dtype_u32:
+				case k_var_dtype_u32:
 					fprintf( fp, "%s %u\n", cv->name, *(u32 *)(cv->data) );
 				break;
-				case k_convar_dtype_f32:
+				case k_var_dtype_f32:
 					fprintf( fp, "%s %.5f\n", cv->name, *(float *)(cv->data ) );
 				break;
 			}
@@ -266,457 +236,523 @@ VG_STATIC void _vg_console_write_persistent(void)
 	fclose( fp );
 }
 
-VG_STATIC void _vg_console_free(void)
+static void _vg_console_free(void)
 {
 	_vg_console_write_persistent();
 }
 
-VG_STATIC void vg_execute_console_input( const char *cmd )
+/*
+ * splits src into tokens and fills out args as pointers to those tokens
+ * returns number of tokens
+ * dst must be as long as src
+ */
+static int vg_console_tokenize( const char *src, char *dst, 
+                                   const char *args[8] )
 {
-	char temp[512];
-	char const *args[9];
-	int arg_count = 0;
+	int arg_count = 0,
+       in_token = 0;
 	
-	int in_token = 0;
-	
-	/* Split string into tokens */
-	for( int i = 0; i < vg_list_size( temp ); i ++ )
-	{
-		if( cmd[i] )
-		{
-			if( cmd[i] == ' ' || cmd[i] == '\t' )
-			{
-				temp[i] = '\0';
+	for( int i=0;; i ++ ){
+		if( src[i] ){
+			if( src[i] == ' ' || src[i] == '\t' ){
+            if( in_token )
+               dst[i] = '\0';
+
 				in_token = 0;
 				
-				if( arg_count == vg_list_size( args ) )
+				if( arg_count == 8 )
 					break;
 			}
-			else
-			{
-				temp[i] = cmd[i];
+			else{
+				dst[i] = src[i];
 				
-				if( !in_token )
-				{
-					args[ arg_count ++ ] = temp + i;
+				if( !in_token ){
+					args[ arg_count ++ ] = &dst[i];
 					in_token = 1;
 				}
 			}
 		}
-		else
-		{
-			temp[i] = '\0';
+		else{
+			dst[i] = '\0';
 			break;
 		}
 	}
-	
-	if( arg_count == 0 )
-		return;
-	
-	int data_int;
-   float data_float;
-	
-	for( int i=0; i<vg_console.convar_count; i ++ )
-	{
-		struct vg_convar *cv = &vg_console.convars[ i ];
-		if( !strcmp( cv->name, args[0] ) )
-		{
-			/* Cvar Matched, try get value */
-			if( arg_count >= 2 )
-			{
-				switch( cv->data_type )
-				{
-					case k_convar_dtype_u32:
-					case k_convar_dtype_i32: 
-						
-						data_int = atoi( args[1] ); 
-                  
-						*((int *)cv->data) = cv->opt_i32.clamp? 
-                   VG_MIN( VG_MAX(data_int, cv->opt_i32.min), cv->opt_i32.max ): 
-                   data_int;
-					
-					break;
-					case k_convar_dtype_f32: 
-                  data_float = atof( args[1] );
-                  *((float *)cv->data) = cv->opt_f32.clamp?
-                     vg_minf( vg_maxf( data_float, cv->opt_f32.min), 
-                              cv->opt_f32.max ):
-                     data_float;
-               break;
-				}
 
-            if( cv->update )
-               cv->update();
-			}
-			else
-			{
-				switch( cv->data_type )
-				{
-					case k_convar_dtype_i32: 
-                  vg_info( "= %d\n", *((int *)cv->data) ); 
-               break;
-					case k_convar_dtype_u32: 
-                  vg_info( "= %u\n", *((u32 *)cv->data) );
-               break;
-					case k_convar_dtype_f32: 
-                  vg_info( "= %.4f\n", *((float *)cv->data) );
-               break;
-				}
-			}
-		
-			return;
-		}
-	}
-	
-   /*
-    * Find and excecute command
-    */
-	for( int i=0; i<vg_console.function_count; i ++ )
-	{
-		struct vg_cmd *cmd = &vg_console.functions[ i ];
-		if( !strcmp( cmd->name, args[0] ) )
-		{
-			cmd->function( arg_count-1, args+1 );
-			return;
-		}
-	}
-	
-	vg_error( "No command/var named '%s'. Use 'list' to view all\n", args[0] );
+   return arg_count;
 }
 
-/*
- * Console Interface
- */
-VG_STATIC void console_make_selection( int* start, int* end )
+static vg_var *vg_console_match_var( const char *kw )
 {
-	*start = VG_MIN( vg_console.cursor_pos, vg_console.cursor_user );
-	*end   = VG_MAX( vg_console.cursor_pos, vg_console.cursor_user );
-}
+	for( int i=0; i<vg_console.var_count; i ++ ){
+		struct vg_var *cv = &vg_console.vars[ i ];
+		if( !strcmp( cv->name, kw ) ){
+         return cv;
+      }
+   }
 
-VG_STATIC void console_move_cursor( int* cursor0, int* cursor1, 
-      int dir, int snap_together )
-{
-	*cursor0 = VG_MAX( 0, vg_console.cursor_user + dir );
-	*cursor0 = 
-      VG_MIN( 
-         VG_MIN( vg_list_size( vg_console.input ), strlen( vg_console.input )), 
-      *cursor0 );
-
-	if( snap_together ) 
-		*cursor1 = *cursor0;
+   return NULL;
 }
 
-VG_STATIC int console_makeroom( int datastart, int length )
+static vg_cmd *vg_console_match_cmd( const char *kw )
 {
-	int move_to = VG_MIN( datastart+length, vg_list_size( vg_console.input ) );
-	int move_amount = strlen( vg_console.input )-datastart;
-	int move_end = 
-      VG_MIN( move_to+move_amount, vg_list_size( vg_console.input ) );
-	move_amount = move_end-move_to;
-	
-	if( move_amount )
-		memmove( &vg_console.input[ move_to ], 
-               &vg_console.input[ datastart ], 
-               move_end-move_to );
-	
-	vg_console.input[ move_end ] = '\0';
-	
-	return VG_MIN( length, vg_list_size( vg_console.input )-datastart );
+	for( int i=0; i<vg_console.function_count; i ++ ){
+		struct vg_cmd *cmd = &vg_console.functions[ i ];
+		if( !strcmp( cmd->name, kw ) ){
+         return cmd;
+      }
+   }
+
+   return NULL;
 }
 
-VG_STATIC int console_delete_char( int direction )
+static void vg_execute_console_input( const char *cmd )
 {
-	int start, end;
-	console_make_selection( &start, &end );
+	char temp[512];
+	char const *args[8];
+	int arg_count = vg_console_tokenize( cmd, temp, args );
 	
-	/* There is no selection */
-	if( !(end-start) )
-	{
-		if( direction == 1 ) end = VG_MIN( end+1, strlen( vg_console.input ) );
-		else if( direction == -1 ) start = VG_MAX( start-1, 0 );
+	if( arg_count == 0 )
+		return;
+
+   vg_var *cv = vg_console_match_var( args[0] );
+   vg_cmd *fn = vg_console_match_cmd( args[0] );
+
+   assert( !(cv && fn) );
+
+   if( cv ){
+      /* Cvar Matched, try get value */
+      if( arg_count >= 2 ){
+         if( cv->flags & VG_VAR_CHEAT ){
+            if( !vg_console.cheats ){
+               vg_error( "variable is cheat protected\n" );
+               return;
+            }
+         }
+
+         if( (cv->data_type == k_var_dtype_u32) ||
+             (cv->data_type == k_var_dtype_i32) )
+         {
+            int *ptr = cv->data;
+            *ptr = atoi( args[1] ); 
+
+            if( cv->flags & VG_VAR_CHEATTOGGLE ){
+               if( *ptr ){
+                  _ccmd_vg_console_defaults( 0, NULL );
+               }
+            }
+         }
+         else if( cv->data_type == k_var_dtype_f32 ){
+            float *ptr = cv->data;
+            *ptr = atof( args[1] );
+         }
+      }
+      else{
+         if( cv->data_type == k_var_dtype_i32 )
+            vg_info( "= %d\n", *((int *)cv->data) ); 
+         else if( cv->data_type == k_var_dtype_u32 )
+            vg_info( "= %u\n", *((u32 *)cv->data) );
+         else if( cv->data_type == k_var_dtype_f32 )
+            vg_info( "= %.4f\n", *((float *)cv->data) );
+      }
+   
+      return;
 	}
+   else if( fn ){
+      fn->function( arg_count-1, args+1 );
+      return;
+   }
 	
-	/* Still no selction, no need to do anything */
-	if( !(end-start) ) 
-		return start;
-	
-	/* Copy the end->terminator to start */
-	int remaining_length = strlen( vg_console.input )+1-end;
-	memmove( &vg_console.input[ start ], 
-            &vg_console.input[ end ], 
-            remaining_length );
-	return start;
+	vg_error( "No command/var named '%s'. Use 'list' to view all\n", args[0] );
 }
 
-VG_STATIC void console_to_clipboard(void)
-{
-	int start, end;
-	console_make_selection( &start, &end );
-	char buffer[512];
-	
-	if( end-start )
-	{
-		memcpy( buffer, &vg_console.input[ start ], end-start );
-		buffer[ end-start ] = 0x00;
-      SDL_SetClipboardText( buffer );
-	}
-}
+u32 str_lev_distance( const char *s1, const char *s2 ){
+   u32 m = strlen( s1 ),
+       n = strlen( s2 );
 
-VG_STATIC void console_clipboard_paste(void)
-{
-   if( !SDL_HasClipboardText() )
-      return;
+   if( m==0 ) return n;
+   if( n==0 ) return m;
 
-   char *text = SDL_GetClipboardText();
+   assert( n+1 <= 256 );
 
-   if( !text ) 
-      return;
+   u32 costs[ 256 ];
 
-   int datastart = console_delete_char( 0 );
-	int length = strlen( text );
-	int cpylength = console_makeroom( datastart, length );
+   for( u32 k=0; k<=n; k++ ) 
+      costs[k] = k;
 
-	memcpy( vg_console.input + datastart, text, cpylength);
-	console_move_cursor( &vg_console.cursor_user, 
-                        &vg_console.cursor_pos, cpylength, 1 );
-   
-   SDL_free( text );
-}
+   u32 i = 0;
+   for( u32 i=0; i<m; i++ ){
+      costs[0] = i+1;
 
-VG_STATIC void console_put_char( char c )
-{
-	if( !vg_console.enabled ) 
-		return;
-	
-	vg_console.cursor_user = console_delete_char(0);
-	
-	if( console_makeroom( vg_console.cursor_user, 1 ) )
-		vg_console.input[ vg_console.cursor_user ] = c;
-	
-	console_move_cursor( &vg_console.cursor_user, &vg_console.cursor_pos, 1, 1 );
-}
+      u32 corner = i;
 
-VG_STATIC void console_history_get( char* buf, int entry_num )
-{
-	if( !vg_console.history_count )
-		return;
-	
-   int offset = VG_MIN( entry_num, vg_console.history_count -1 ),
-       pick = (vg_console.history_last - offset) % 
-               vg_list_size( vg_console.history );
-	strcpy( buf, vg_console.history[ pick ] );
-}
+      for( u32 j=0; j<n; j++ ){
+         u32 upper = costs[j+1];
 
-/* Receed secondary cursor */
-VG_STATIC void _console_left_select(void)
-{
-   console_move_cursor( &vg_console.cursor_user, NULL, -1, 0 );
-}
+         if( s1[i] == s2[j] )
+            costs[ j+1 ] = corner;
+         else{
+            u32 t = (upper < corner)? upper: corner;
+            costs[j+1] = ((costs[j] < t)? costs[j]: t) + 1;
+         }
 
-/* Match and receed both cursors */
-VG_STATIC void _console_left(void)
-{
-   int cursor_diff = vg_console.cursor_pos - vg_console.cursor_user? 0: 1;
+         corner = upper;
+      }
+   }
 
-   console_move_cursor( &vg_console.cursor_user, 
-                        &vg_console.cursor_pos, -cursor_diff, 1 );
+   return costs[n];
 }
 
-VG_STATIC void _console_right_select(void)
-{
-   console_move_cursor( &vg_console.cursor_user, NULL, 1, 0 );
-}
+u32 str_lcs( const char *s1, const char *s2 ){
+   u32 m = VG_MIN( 31, strlen( s1 ) ),
+       n = VG_MIN( 31, strlen( s2 ) );
 
-VG_STATIC void _console_right(void)
-{
-   int cursor_diff = vg_console.cursor_pos - vg_console.cursor_user? 0: 1;
+   int suff[32][32],
+       result = 0;
 
-   console_move_cursor( &vg_console.cursor_user, 
-                        &vg_console.cursor_pos, +cursor_diff, 1 );
+   for( int i=0; i<=m; i++ ){
+      for( int j=0; j<=n; j++ ){
+         if( i == 0 || j == 0 )
+            suff[i][j] = 0;
+         else if( s1[i-1] == s2[j-1] ){
+            suff[i][j] = suff[i-1][j-1] + 1;
+            result = VG_MAX( result, suff[i][j] );
+         }
+         else
+            suff[i][j] = 0;
+      }
+   }
+   
+   return result;
 }
 
-VG_STATIC void _console_down(void)
+/* str must not fuckoff ever! */
+static void console_suggest_score_text( const char *str, const char *input,
+                                           int minscore )
 {
-   vg_console.history_pos = VG_MAX( 0, vg_console.history_pos-1 );
-   console_history_get( vg_console.input, vg_console.history_pos );
+   /* filter duplicates */
+   for( int i=0; i<vg_console.suggestion_count; i++ )
+      if( !strcmp( vg_console.suggestions[i].str, str ) )
+         return;
 
-   console_move_cursor( &vg_console.cursor_user, 
-                        &vg_console.cursor_pos, 
-                        vg_list_size( vg_console.input ), 1 );
-}
+   /* calc score */
+   u32 score = str_lcs( str, input );
 
-VG_STATIC void _console_up(void)
-{
-   vg_console.history_pos = VG_MAX
-   ( 
-      0, 
-      VG_MIN
-      (
-         vg_console.history_pos+1, 
-         VG_MIN
-         ( 
-            vg_list_size( vg_console.history ), 
-            vg_console.history_count - 1 
-         )
-      )
-   );
+   if( score < minscore )
+      return;
+
+   int best_pos = vg_console.suggestion_count;
+   for( int j=best_pos-1; j>=0; j -- )
+      if( score > vg_console.suggestions[j].lev_score )
+         best_pos = j;
    
-   console_history_get( vg_console.input, vg_console.history_pos );
-   console_move_cursor( &vg_console.cursor_user, 
-                        &vg_console.cursor_pos, 
-                        vg_list_size( vg_console.input ), 1);
+   /* insert if good score */
+   if( best_pos < vg_list_size( vg_console.suggestions ) ){
+      int start = VG_MIN( vg_console.suggestion_count, 
+                          vg_list_size( vg_console.suggestions )-1 );
+      for( int j=start; j>best_pos; j -- )
+         vg_console.suggestions[j] = vg_console.suggestions[j-1];
+
+      vg_console.suggestions[ best_pos ].str = str;
+      vg_console.suggestions[ best_pos ].len = strlen( str );
+      vg_console.suggestions[ best_pos ].lev_score = score;
+
+      if( vg_console.suggestion_count < 
+            vg_list_size( vg_console.suggestions ) )
+         vg_console.suggestion_count ++;
+   }
 }
 
-VG_STATIC void _console_backspace(void)
+static void console_update_suggestions(void)
 {
-   vg_console.cursor_user = console_delete_char( -1 );
-   vg_console.cursor_pos = vg_console.cursor_user;
+   if( vg_ui.focused_control_type != k_ui_control_textbox ||
+       vg_ui.textbuf != vg_console.input )
+      return;
+
+   vg_console.suggestion_count = 0;
+   vg_console.suggestion_select = -1;
+   vg_console.suggestion_maxlen = 0;
+
+   /* 
+    * - must be typing something
+    * - must be at the end
+    * - prev char must not be a whitespace
+    * - cursors should match
+    */
+
+   if( vg_ui.textbox.cursor_pos == 0 ) return;
+   if( vg_ui.textbox.cursor_pos != vg_ui.textbox.cursor_user ) return;
+   if( vg_console.input[ vg_ui.textbox.cursor_pos ] != '\0' ) return;
+
+   if(  (vg_console.input[ vg_ui.textbox.cursor_pos -1 ] == ' ') ||
+        (vg_console.input[ vg_ui.textbox.cursor_pos -1 ] == '\t') )
+      return;
+
+   char temp[128];
+   const char *args[8];
+
+   int token_count = vg_console_tokenize( vg_console.input, temp, args );
+   if( !token_count ) return;
+   vg_console.suggestion_pastepos = args[token_count-1]-temp;
+
+   /* Score all our commands and cvars */
+   if( token_count == 1 ){
+      for( int i=0; i<vg_console.var_count; i++ ){
+         vg_var *cvar = &vg_console.vars[i];
+         console_suggest_score_text( cvar->name, args[0], 1 );
+      }
+
+      for( int i=0; i<vg_console.function_count; i++ ){
+         vg_cmd *cmd = &vg_console.functions[i];
+         console_suggest_score_text( cmd->name, args[0], 1 );
+      }
+   }
+   else{
+      vg_cmd *cmd = vg_console_match_cmd( args[0] );
+      vg_var *var = vg_console_match_var( args[0] );
+
+      assert( !( cmd && var ) );
+
+      if( cmd )
+         if( cmd->poll_suggest )
+            cmd->poll_suggest( token_count-1, &args[1] );
+   }
+
+   /* some post processing */
+   for( int i=0; i<vg_console.suggestion_count; i++ ){
+      vg_console.suggestion_maxlen = VG_MAX( vg_console.suggestion_maxlen,
+                                             vg_console.suggestions[i].len );
+
+      if( vg_console.suggestions[i].lev_score <
+          vg_console.suggestions[0].lev_score/2 )
+      {
+         vg_console.suggestion_count = i;
+         return;
+      }
+   }
 }
 
-VG_STATIC void _console_delete(void)
+/*
+ * Suggestion controls
+ */
+static void _console_fetch_suggestion(void)
 {
-   vg_console.cursor_user = console_delete_char( 1 );
-   vg_console.cursor_pos = vg_console.cursor_user;
+   char *target = &vg_console.input[ vg_console.suggestion_pastepos ];
+
+   if( vg_console.suggestion_select == -1 ){
+      strcpy( target, vg_console.input_copy );
+      _ui_textbox_move_cursor( &vg_ui.textbox.cursor_user,
+                               &vg_ui.textbox.cursor_pos, 10000, 1 );
+   }
+   else{
+      strncpy( target,
+            vg_console.suggestions[ vg_console.suggestion_select ].str,
+            vg_list_size( vg_console.input )-1 );
+
+      _ui_textbox_move_cursor( &vg_ui.textbox.cursor_user,
+                               &vg_ui.textbox.cursor_pos, 10000, 1 );
+      _ui_textbox_put_char( ' ' );
+   }
 }
 
-VG_STATIC void _console_home_select(void)
+static void _console_suggest_store_normal(void)
 {
-   console_move_cursor( &vg_console.cursor_user, NULL, -10000, 0 );
+   if( vg_console.suggestion_select == -1 ){
+      char *target = &vg_console.input[ vg_console.suggestion_pastepos ];
+      strcpy( vg_console.input_copy, target );
+   }
 }
 
-VG_STATIC void _console_home(void)
+static void _console_suggest_next(void)
 {
-   console_move_cursor( &vg_console.cursor_user, 
-                        &vg_console.cursor_pos, -10000, 1 );
+   if( vg_console.suggestion_count ){
+      _console_suggest_store_normal();
+
+      vg_console.suggestion_select ++;
+
+      if( vg_console.suggestion_select >= vg_console.suggestion_count )
+         vg_console.suggestion_select = -1;
+      
+      _console_fetch_suggestion();
+   }
 }
 
-VG_STATIC void _console_end_select(void)
+static void _console_suggest_prev(void)
 {
-   console_move_cursor( &vg_console.cursor_user, NULL, 10000, 0 );
+   if( vg_console.suggestion_count ){
+      _console_suggest_store_normal();
+   
+      vg_console.suggestion_select --;
+
+      if( vg_console.suggestion_select < -1 )
+         vg_console.suggestion_select = vg_console.suggestion_count-1;
+
+      _console_fetch_suggestion();
+   }
 }
 
-VG_STATIC void _console_end(void)
+static void _vg_console_on_update( char *buf, u32 len )
 {
-   console_move_cursor( &vg_console.cursor_user, 
-                        &vg_console.cursor_pos, 
-                        vg_list_size( vg_console.input ), 1 );
+   if( buf == vg_console.input ){
+      console_update_suggestions();
+   }
 }
 
-VG_STATIC void _console_select_all(void)
+static void console_history_get( char* buf, int entry_num )
 {
-   console_move_cursor( &vg_console.cursor_user, NULL, 10000, 0);
-   console_move_cursor( &vg_console.cursor_pos, NULL, -10000, 0);
+	if( !vg_console.history_count )
+		return;
+	
+   int offset = VG_MIN( entry_num, vg_console.history_count -1 ),
+       pick = (vg_console.history_last - offset) % 
+               vg_list_size( vg_console.history );
+	strcpy( buf, vg_console.history[ pick ] );
 }
 
-VG_STATIC void _console_cut(void)
+static void _vg_console_on_up( char *buf, u32 len )
 {
-   console_to_clipboard();
-   vg_console.cursor_user = console_delete_char(0);
-   vg_console.cursor_pos = vg_console.cursor_user;
+   if( buf == vg_console.input ){
+      vg_console.history_pos = 
+      VG_MAX
+      ( 
+        0, 
+        VG_MIN
+        (
+          vg_console.history_pos+1, 
+          VG_MIN
+          ( 
+            vg_list_size( vg_console.history ), 
+            vg_console.history_count - 1 
+          )
+        )
+      );
+      
+      console_history_get( vg_console.input, vg_console.history_pos );
+      _ui_textbox_move_cursor( &vg_ui.textbox.cursor_user,
+                               &vg_ui.textbox.cursor_pos,
+                               vg_list_size(vg_console.input)-1, 1);
+   }
 }
 
-VG_STATIC void _console_enter(void)
+static void _vg_console_on_down( char *buf, u32 len )
 {
-   if( !strlen( vg_console.input ) ) 
-      return;
+   if( buf == vg_console.input ){
+      vg_console.history_pos = VG_MAX( 0, vg_console.history_pos-1 );
+      console_history_get( vg_console.input, vg_console.history_pos );
 
-   vg_info( "%s\n", vg_console.input );
-
-   if( strcmp( vg_console.input, 
-            vg_console.history[ vg_console.history_last ]) )
-   {
-      vg_console.history_last = ( vg_console.history_last + 1) % 
-                                 vg_list_size(vg_console.history );
-      vg_console.history_count = 
-         VG_MIN( vg_list_size( vg_console.history ), 
-               vg_console.history_count + 1 );
-      strcpy( vg_console.history[ vg_console.history_last ], 
-              vg_console.input );
+      _ui_textbox_move_cursor( &vg_ui.textbox.cursor_user,
+                               &vg_ui.textbox.cursor_pos,
+                               vg_list_size(vg_console.input)-1, 1 );
    }
-
-   vg_console.history_pos = -1;
-   vg_execute_console_input( vg_console.input );
-   console_move_cursor( &vg_console.cursor_user, 
-                        &vg_console.cursor_pos, -10000, 1 );
-   vg_console.input[0] = '\0';
 }
 
-VG_STATIC void console_proc_key( SDL_Keysym ev )
+static void _vg_console_on_enter( char *buf, u32 len )
 {
-   /* Open / close console */
-   if( ev.sym == SDLK_BACKQUOTE )
-   {
-      vg_console.enabled = !vg_console.enabled;
-
-      if( vg_console.enabled )
-         SDL_StartTextInput();
-      else
-         SDL_StopTextInput();
-   }
-   
-   if( !vg_console.enabled ) return;
-   
-   struct console_mapping
-   {
-      u16 mod;
-      SDL_Keycode key;
-      
-      void (*handler)(void);
-   }
-   mapping[] =
-   {
-      { 0,              SDLK_LEFT,       _console_left              },
-      { KMOD_SHIFT,     SDLK_LEFT,       _console_left_select       },
-      { 0,              SDLK_RIGHT,      _console_right             },
-      { KMOD_SHIFT,     SDLK_RIGHT,      _console_right_select      },
-      { 0,              SDLK_DOWN,       _console_down              },
-      { 0,              SDLK_UP,         _console_up                },
-      { 0,              SDLK_BACKSPACE,  _console_backspace         },
-      { 0,              SDLK_DELETE,     _console_delete            },
-      { 0,              SDLK_HOME,       _console_home              },
-      { KMOD_SHIFT,     SDLK_HOME,       _console_home_select       },
-      { 0,              SDLK_END,        _console_end               },
-      { KMOD_SHIFT,     SDLK_END,        _console_end_select        },
-      { KMOD_CTRL,      SDLK_a,          _console_select_all        },
-      { KMOD_CTRL,      SDLK_c,          console_to_clipboard       },
-      { KMOD_CTRL,      SDLK_x,          _console_cut               },
-      { KMOD_CTRL,      SDLK_v,          console_clipboard_paste    },
-      { 0,              SDLK_RETURN,     _console_enter             }
-   };
+   if( buf == vg_console.input ){
+      if( !strlen( vg_console.input ) ) 
+         return;
 
-   for( int i=0; i<vg_list_size( mapping ); i++ )
-   {
-      struct console_mapping *mk = &mapping[i];
+      vg_info( "%s\n", vg_console.input );
 
-      if( mk->key == ev.sym )
+      if( strcmp( vg_console.input, 
+                  vg_console.history[ vg_console.history_last ]) )
       {
-         if( mk->mod == 0 )
-         {
-            if( ev.mod == 0 )
-            {
-               mk->handler();
-               return;
-            }
-         }
-         else if( (ev.mod & mk->mod) == mk->mod )
-         {
-            mk->handler();
-            return;
-         }
+         vg_console.history_last = ( vg_console.history_last + 1) % 
+                                    vg_list_size(vg_console.history );
+         vg_console.history_count = 
+            VG_MIN( vg_list_size( vg_console.history ), 
+                  vg_console.history_count + 1 );
+         strcpy( vg_console.history[ vg_console.history_last ], 
+                 vg_console.input );
       }
+
+      vg_console.history_pos = -1;
+      vg_execute_console_input( vg_console.input );
+      _ui_textbox_move_cursor( &vg_ui.textbox.cursor_user,
+                               &vg_ui.textbox.cursor_pos, -10000, 1 );
+
+      vg_console.input[0] = '\0';
+      console_update_suggestions();
    }
 }
 
-VG_STATIC void console_proc_utf8( const char *text )
+static void _vg_console_draw(void)
 {
-   const char *ptr = text;
+	if( !vg_console.enabled ) return;
+
+   SDL_AtomicLock( &log_print_sl );
+
+	int ptr = vg_log.log_line_current;
+   int const fh = vg_ui.font->line_height, log_lines = 32;
+   int console_lines = VG_MIN( log_lines, vg_log.log_line_count );
+
+   ui_rect rect_log   = { 0, 0,                vg.window_x, log_lines*fh },
+           rect_input = { 0, log_lines*fh + 1, vg.window_x, fh*2 },
+           rect_line  = { 0, 0,                vg.window_x, fh };
+	
+   /* 
+    * log
+    */
+   u32 bg_colour = (ui_colour( k_ui_bg )&0x00ffffff)|0x9f000000;
+
+   ui_fill( rect_log, bg_colour );
+   rect_line[1] = rect_log[1]+rect_log[3]-fh;
+
+   for( int i=0; i<console_lines; i ++ ){
+      ptr --;
 
-   while( *ptr )
-   {
-      if( *ptr != '`' ) 
-         console_put_char( *ptr );
-      ptr ++;
+      if( ptr < 0 ) ptr = vg_list_size( vg_log.log )-1;
+      
+      ui_text( rect_line, vg_log.log[ptr], 1, k_ui_align_left, 0 );
+      rect_line[1] -= fh;
    }
+	
+   /* 
+    * Input area 
+    */
+
+   struct ui_textbox_callbacks callbacks = {
+      .up = _vg_console_on_up,
+      .down = _vg_console_on_down,
+      .change = _vg_console_on_update,
+      .enter = _vg_console_on_enter
+   };
+   ui_textbox( rect_input, NULL, 
+               vg_console.input, vg_list_size(vg_console.input), 1,
+               UI_TEXTBOX_AUTOFOCUS, &callbacks );
+
+   /* 
+    * suggestions 
+    */
+   if( vg_console.suggestion_count ){
+      ui_rect rect_suggest;
+      rect_copy( rect_input, rect_suggest );
+
+      rect_suggest[0] += 6 + vg_ui.font->spacing*vg_console.suggestion_pastepos;
+      rect_suggest[1] += rect_input[3];
+      rect_suggest[2]  = vg_ui.font->spacing * vg_console.suggestion_maxlen;
+      rect_suggest[3]  = vg_console.suggestion_count * fh;
+
+      ui_fill( rect_suggest, bg_colour );
+
+      rect_suggest[3] = fh;
+
+      for( int i=0; i<vg_console.suggestion_count; i ++ ){
+         u32 text_colour;
+         if( i == vg_console.suggestion_select ){
+            ui_fill( rect_suggest, ui_colour( k_ui_orange ) );
+            text_colour = ui_colourcont( k_ui_orange );
+         }
+         else text_colour = ui_colourcont( k_ui_bg );
+
+         ui_text( rect_suggest, vg_console.suggestions[i].str, 1,
+                  k_ui_align_left, text_colour );
+
+         rect_suggest[1] += fh;
+      }
+   }
+
+   SDL_AtomicUnlock( &log_print_sl );
 }
 
+
 #endif /* VG_CONSOLE_H */