From 699fe2d48cd468281eff480f7b4bf581f3ce4fd1 Mon Sep 17 00:00:00 2001
From: Fabien Freling <public@ffreling.com>
Date: Fri, 27 Oct 2023 14:23:40 +0200
Subject: [PATCH] load sqlite

---
 src/main.zig | 58 +++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 46 insertions(+), 12 deletions(-)

diff --git a/src/main.zig b/src/main.zig
index 732e699..6963fb9 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -1,34 +1,68 @@
 const std = @import("std");
 const raylib = @import("raylib.zig");
-const sqlite = @cImport({
+const c = @cImport({
     @cInclude("sqlite3.h");
 });
 
 pub fn main() !void {
+    const alloc = std.heap.page_allocator;
+
     const screen_width = 800;
     const screen_height = 450;
     raylib.InitWindow(screen_width, screen_height, "FabApp");
     raylib.SetTargetFPS(60);
 
     var file_dialog_state = raylib.InitGuiWindowFileDialog(raylib.GetWorkingDirectory());
+    // const ext = ".sqlite3";
+    // @memcpy(file_dialog_state.filterExt[0..ext.len], ext);
+
+    var db: ?*c.sqlite3 = undefined;
 
     while (!raylib.WindowShouldClose()) {
-        raylib.BeginDrawing();
-        defer raylib.EndDrawing();
-        raylib.ClearBackground(raylib.RAYWHITE);
-
+        //
+        // Update
+        //
         {
-            if (file_dialog_state.windowActive) raylib.GuiLock();
-            defer raylib.GuiUnlock();
+            if (file_dialog_state.SelectFilePressed) {
+                // C-strings -> slices
+                const dir = std.mem.sliceTo(&file_dialog_state.dirPathText, 0);
+                const file = std.mem.sliceTo(&file_dialog_state.fileNameText, 0);
 
-            const button_size = 200;
-            if (raylib.GuiButton(.{ .x = (screen_width - button_size) / 2, .y = (screen_height - button_size) / 2, .width = 200, .height = 200 }, "Load db file") == 1) {
-                file_dialog_state.windowActive = true;
+                // slices -> C-string (null-terminated)
+                const db_path = try std.fs.path.joinZ(alloc, &[_][]const u8{ dir, file });
+                defer alloc.free(db_path);
+
+                const result = c.sqlite3_open(db_path.ptr, &db);
+                if (result != c.SQLITE_OK or db == null) {
+                    std.debug.print("[SQLite] err {}: {s}\n", .{ result, c.sqlite3_errmsg(db) });
+                    _ = c.sqlite3_close(db);
+                } else {
+                    std.debug.print("[SQLite] Success\n", .{});
+                }
             }
+            file_dialog_state.SelectFilePressed = false;
         }
 
-        raylib.GuiWindowFileDialog(&file_dialog_state);
-        // // if (GuiButton((Rectangle){ 20, 20, 140, 30 }, GuiIconText(ICON_FILE_OPEN, "Open Image"))) fileDialogState.windowActive = true;
+        //
+        // Render
+        //
+        {
+            raylib.BeginDrawing();
+            defer raylib.EndDrawing();
+            raylib.ClearBackground(raylib.RAYWHITE);
+
+            {
+                if (file_dialog_state.windowActive) raylib.GuiLock();
+                defer raylib.GuiUnlock();
+
+                const button_size = 200;
+                if (raylib.GuiButton(.{ .x = (screen_width - button_size) / 2, .y = (screen_height - button_size) / 2, .width = 200, .height = 200 }, "Load db file") == 1) {
+                    file_dialog_state.windowActive = true;
+                }
+            }
+
+            raylib.GuiWindowFileDialog(&file_dialog_state);
+        }
     }
     raylib.CloseWindow();
 }