From b09d2a88116d262840603d9b32649511c07c89cb Mon Sep 17 00:00:00 2001
From: Altagos <jakob@altagos.dev>
Date: Sat, 8 Nov 2025 17:59:36 +0100
Subject: [PATCH] create agent module with start of config

---
 build.zig            | 15 +++++++++++
 build.zig.zon        |  4 +++
 src/agent/config.zig | 64 ++++++++++++++++++++++++++++++++++++++++++++
 src/agent/root.zig   |  1 +
 4 files changed, 84 insertions(+)
 create mode 100644 src/agent/config.zig
 create mode 100644 src/agent/root.zig

diff --git a/build.zig b/build.zig
index 6dedb3c..15e4a3c 100644
--- a/build.zig
+++ b/build.zig
@@ -6,18 +6,33 @@ pub fn build(b: *std.Build) void {
 
     const options = b.addOptions();
 
+    const known_folders = b.dependency("known_folders", .{}).module("known-folders");
     const st = b.addModule("st", .{
         .root_source_file = b.path("src/st/root.zig"),
         .target = target,
         .optimize = optimize,
     });
 
+    const agent = b.addModule("agent", .{
+        .root_source_file = b.path("src/agent/root.zig"),
+        .target = target,
+        .optimize = optimize,
+        .imports = &.{
+            .{ .name = "pretty", .module = pretty },
+            .{ .name = "known-folders", .module = known_folders },
+            // Modules
+            .{ .name = "st", .module = st },
+        },
+    });
+
     const space = b.createModule(.{
         .root_source_file = b.path("src/main.zig"),
         .target = target,
         .optimize = optimize,
         .imports = &.{
+            .{ .name = "known-folders", .module = known_folders },
             .{ .name = "st", .module = st },
+            .{ .name = "agent", .module = agent },
         },
     });
 
diff --git a/build.zig.zon b/build.zig.zon
index 419fc64..f9f7bef 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -1,6 +1,10 @@
 .{
     .name = .space,
     .version = "0.0.1",
+        .known_folders = .{
+            .url = "git+https://github.com/ziglibs/known-folders.git#bafef170a73c064dc706fcfbdc2e406a35681a9c",
+            .hash = "known_folders-0.0.0-Fy-PJovNAAAtqbaXgBhV6G-Z4-WNo7P0Rov-x-npZq21",
+        },
     .minimum_zig_version = "0.16.0-dev.1246+4b593a6c2",
     .paths = .{
         "build.zig",
diff --git a/src/agent/config.zig b/src/agent/config.zig
new file mode 100644
index 0000000..a89d220
--- /dev/null
+++ b/src/agent/config.zig
@@ -0,0 +1,64 @@
+const std = @import("std");
+const kf = @import("known-folders");
+
+const Auth = @import("st").http.Auth;
+
+pub const Config = struct {
+    auth: Auth = .{
+        .account = "Bearer <TOKEN>",
+        .agent = "Bearer <TOKEN>",
+    },
+};
+
+const log = std.log.scoped(.agent);
+
+pub fn load(io: std.Io, allocator: std.mem.Allocator) !Config {
+    log.debug("Loading config", .{});
+
+    const dir = try kf.open(io, allocator, .roaming_configuration, .{ .follow_symlinks = true }) orelse return error.NoConfigFolder;
+    var file: ?std.Io.File = null;
+    defer if (file) |f| f.close(io);
+
+    _ = dir.statPath(io, "space/config.zon", .{ .follow_symlinks = true }) catch {
+        file = try create(io, dir);
+    };
+
+    if (file == null) file = try dir.openFile(io, "space/config.zon", .{});
+    const stat = try file.?.stat(io);
+
+    const source = try allocator.allocSentinel(u8, stat.size, 0);
+    defer allocator.free(source);
+
+    var buffer: [64]u8 = undefined;
+    var reader = file.?.reader(io, &buffer);
+    try reader.interface.readSliceAll(source);
+
+    return std.zon.parse.fromSliceAlloc(
+        Config,
+        allocator,
+        source,
+        null,
+        .{},
+    );
+}
+
+pub fn create(io: std.Io, dir: std.Io.Dir) !std.Io.File {
+    log.warn("Creating new config file", .{});
+    const config = Config{};
+
+    try dir.makePath(io, "space");
+    const file = try dir.createFile(io, "space/config.zon", .{ .read = true });
+    const file_old = std.fs.File.adaptFromNewApi(file);
+
+    var buffer: [64]u8 = undefined;
+    var writer = file_old.writer(&buffer);
+
+    try std.zon.stringify.serializeArbitraryDepth(config, .{}, &writer.interface);
+    try writer.interface.flush();
+
+    return file;
+}
+
+pub fn free(allocator: std.mem.Allocator, config: Config) void {
+    std.zon.parse.free(allocator, config);
+}
diff --git a/src/agent/root.zig b/src/agent/root.zig
new file mode 100644
index 0000000..63c3ebd
--- /dev/null
+++ b/src/agent/root.zig
@@ -0,0 +1 @@
+pub const config = @import("config.zig");
-- 
2.51.2