api: add example implementations

4 files changed, 65 insertions, 1 deletions

diff --git a/src/api/hello-body.zig b/src/api/hello-body.zig
new file mode 100644
index 0000000..2e5a09e
--- /dev/null
+++ b/src/api/hello-body.zig
@@ -0,0 +1,20 @@
+const http = @import("http");
+const Context = http.handler.Context;
+const Response = http.Response;
+
+const Ctx = Context(.{"hello-body"});
+pub const ctx: Ctx = .{
+    .post = post,
+};
+
+const Body = struct {
+    value: usize,
+};
+
+fn post(request: Ctx.Request) Response {
+    const body = request.json(Body) catch return .bad_request(.void);
+
+    return .ok_or_error(.json(request.arena, .{
+        .value = body.value,
+    }));
+}
diff --git a/src/api/hello-json.zig b/src/api/hello-json.zig
new file mode 100644
index 0000000..7c96c29
--- /dev/null
+++ b/src/api/hello-json.zig
@@ -0,0 +1,15 @@
+const http = @import("http");
+const Context = http.handler.Context;
+const Response = http.Response;
+
+const Ctx = Context(.{ "hello-json" });
+pub const ctx: Ctx = .{
+    .get = get,
+};
+
+fn get(request: Ctx.Request) Response {
+    return .ok_or_error(.json(request.arena, .{
+        .value = 42,
+        .message = "Hello, Json!",
+    }));
+}
diff --git a/src/api/hello-param.zig b/src/api/hello-param.zig
new file mode 100644
index 0000000..ba798af
--- /dev/null
+++ b/src/api/hello-param.zig
@@ -0,0 +1,14 @@
+const http = @import("http");
+const Context = http.handler.Context;
+const Response = http.Response;
+
+const Ctx = Context(.{ "hello-param", .value });
+pub const ctx: Ctx = .{
+    .get = get,
+};
+
+fn get(request: Ctx.Request) Response {
+    const value = request.params.value.as(usize) catch return .bad_request(.string("parameter needs to be an int"));
+
+    return .ok_or_error(.json(request.arena, .{ .value = value, }));
+}
diff --git a/src/api/root.zig b/src/api/root.zig
index 7acd953..7570a76 100644
--- a/src/api/root.zig
+++ b/src/api/root.zig
@@ -6,7 +6,22 @@ const std = @import("std");
 const http = @import("http");
 const Interface = http.handler.Interface;
 
-pub const interfaces: []const Interface = &.{};
+const modules = .{
+    @import("hello-json.zig"),
+    @import("hello-param.zig"),
+    @import("hello-body.zig"),
+};
+
+pub const interfaces: []const Interface = ifs: {
+    var ifs: []const Interface = &.{};
+
+    for (modules) |module| {
+        const interface: []const Interface = &.{ module.ctx.interface() };
+        ifs = ifs ++ interface;
+    }
+
+    break :ifs ifs;
+};
 
 test {
     _ = std.testing.refAllDecls(@This());