feat: the settings file is import and parsing with zig

.gitignore

@@ -0,0 +1,2 @@
+zig-cache/
+zig-out/

src/main.zig

@@ -11,8 +11,51 @@ const WellKnownSettings = struct {
 
 const WellKnownSchema = struct { api: ?[]const u8, registry: bool = false, manifests: ?std.StringHashMap(struct { path: []const u8 }), bin: ?[]const std.StringHashMap([]const u8), settings: WellKnownSettings };
 
-const UserSettings = struct { db_path: []const u8 = "$HOME/.cache/wacrd.bin", install_dir: []const u8 = "$HOME/.local/bin", uri_shemes: ?std.StringHashMap([]const u8) };
+const UserSettings = struct { db_path: []const u8 = "$HOME/.cache/wacrd.db", install_dir: []const u8 = "$HOME/.local/bin", uri_schemes: ?std.json.ArrayHashMap([]const u8) = null };
+
+const json = std.json;
+
+pub fn getHomeDir() !?std.fs.Dir {
+    return try std.fs.openDirAbsolute(std.posix.getenv("HOME") orelse {
+        return null;
+    }, .{ .iterate = true });
+}
+
+pub fn getXDGConfigHomeDir() !?std.fs.Dir {
+    return try std.fs.openDirAbsolute(std.posix.getenv("XDG_CONFIG_HOME") orelse {
+        return null;
+    }, .{ .iterate = true });
+}
+
+pub fn readTypedConfig(
+    allocator: std.mem.Allocator,
+    comptime T: type,
+    filePath: []const u8,
+) !json.Parsed(T) {
+    const contents = try std.fs.cwd().readFileAlloc(allocator, filePath, 512);
+    defer allocator.free(contents);
+    return json.parseFromSlice(T, allocator, contents, .{
+        .allocate = .alloc_always,
+        .ignore_unknown_fields = true,
+    });
+}
 
 pub fn main() !void {}
 
-test "spec" {}
+test "parse example struct" {
+    //    const filePath = try read_config("examples/git.0ut0f.space/.well-known/wacli.json");
+    var parsedExampleSettings = try readTypedConfig(std.testing.allocator, UserSettings, "examples/settings.json");
+    defer parsedExampleSettings.deinit();
+
+    const waCLI = parsedExampleSettings.value;
+    const registry = waCLI.uri_schemes.?.map.keys();
+    std.debug.print("{s}\n", .{registry});
+
+    // try std.testing.expect(std.mem.eql(u9, waCLI.api.?, "https://git.0ut0f.space/swagger.v1.json"));
+
+    // try std.testing.expect(waCLI.settings.aliases == [3]WellKnownSettings.aliases{ .{
+    //     .alias = "issues",
+    //     .type = "path",
+    //     .content = "/repos/{owner}/{repo}/issues",
+    // }, .{ .alias = []u8{ "c", "create" }, .type = "method", .content = "POST" }, .{ .alias = []u8{ "d", "delete" }, .type = "method", .content = "DELETE" }, .{ .alias = "tea", .type = "bin", .content = "tea" } });
+}