login!

gleam.toml

@@ -14,6 +14,11 @@ version = "1.0.0"
 
 [dependencies]
 gleam_stdlib = ">= 0.44.0 and < 2.0.0"
+mist = ">= 4.0.7 and < 5.0.0"
+wisp = ">= 1.6.0 and < 2.0.0"
+gleam_erlang = ">= 0.34.0 and < 1.0.0"
+envoy = ">= 1.0.2 and < 2.0.0"
+gleam_http = ">= 4.0.0 and < 5.0.0"
 
 [dev-dependencies]
 gleeunit = ">= 1.0.0 and < 2.0.0"

manifest.toml

@@ -2,10 +2,35 @@
 # You typically do not need to edit this file
 
 packages = [
+  { name = "directories", version = "1.2.0", build_tools = ["gleam"], requirements = ["envoy", "gleam_stdlib", "platform", "simplifile"], otp_app = "directories", source = "hex", outer_checksum = "D13090CFCDF6759B87217E8DDD73A75903A700148A82C1D33799F333E249BF9E" },
+  { name = "envoy", version = "1.0.2", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "envoy", source = "hex", outer_checksum = "95FD059345AA982E89A0B6E2A3BF1CF43E17A7048DCD85B5B65D3B9E4E39D359" },
+  { name = "exception", version = "2.0.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "exception", source = "hex", outer_checksum = "F5580D584F16A20B7FCDCABF9E9BE9A2C1F6AC4F9176FA6DD0B63E3B20D450AA" },
+  { name = "filepath", version = "1.1.2", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "filepath", source = "hex", outer_checksum = "B06A9AF0BF10E51401D64B98E4B627F1D2E48C154967DA7AF4D0914780A6D40A" },
+  { name = "gleam_crypto", version = "1.5.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_crypto", source = "hex", outer_checksum = "917BC8B87DBD584830E3B389CBCAB140FFE7CB27866D27C6D0FB87A9ECF35602" },
+  { name = "gleam_erlang", version = "0.34.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_erlang", source = "hex", outer_checksum = "0C38F2A128BAA0CEF17C3000BD2097EB80634E239CE31A86400C4416A5D0FDCC" },
+  { name = "gleam_http", version = "4.0.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_http", source = "hex", outer_checksum = "0A62451FC85B98062E0907659D92E6A89F5F3C0FBE4AB8046C99936BF6F91DBC" },
+  { name = "gleam_json", version = "2.3.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_json", source = "hex", outer_checksum = "C55C5C2B318533A8072D221C5E06E5A75711C129E420DD1CE463342106012E5D" },
+  { name = "gleam_otp", version = "0.16.1", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_stdlib"], otp_app = "gleam_otp", source = "hex", outer_checksum = "50DA1539FC8E8FA09924EB36A67A2BBB0AD6B27BCDED5A7EF627057CF69D035E" },
   { name = "gleam_stdlib", version = "0.59.0", build_tools = ["gleam"], requirements = [], otp_app = "gleam_stdlib", source = "hex", outer_checksum = "F8FEE9B35797301994B81AF75508CF87C328FE1585558B0FFD188DC2B32EAA95" },
+  { name = "gleam_yielder", version = "1.1.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_yielder", source = "hex", outer_checksum = "8E4E4ECFA7982859F430C57F549200C7749823C106759F4A19A78AEA6687717A" },
   { name = "gleeunit", version = "1.3.1", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleeunit", source = "hex", outer_checksum = "A7DD6C07B7DA49A6E28796058AA89E651D233B357D5607006D70619CD89DAAAB" },
+  { name = "glisten", version = "7.0.1", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_otp", "gleam_stdlib", "logging", "telemetry"], otp_app = "glisten", source = "hex", outer_checksum = "1A53CF9FB3231A93FF7F1BD519A43DC968C1722F126CDD278403A78725FC5189" },
+  { name = "gramps", version = "3.0.1", build_tools = ["gleam"], requirements = ["gleam_crypto", "gleam_erlang", "gleam_http", "gleam_stdlib"], otp_app = "gramps", source = "hex", outer_checksum = "59194B3980110B403EE6B75330DB82CDE05FC8138491C2EAEACBC7AAEF30B2E8" },
+  { name = "hpack_erl", version = "0.3.0", build_tools = ["rebar3"], requirements = [], otp_app = "hpack", source = "hex", outer_checksum = "D6137D7079169D8C485C6962DFE261AF5B9EF60FBC557344511C1E65E3D95FB0" },
+  { name = "logging", version = "1.3.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "logging", source = "hex", outer_checksum = "1098FBF10B54B44C2C7FDF0B01C1253CAFACDACABEFB4B0D027803246753E06D" },
+  { name = "marceau", version = "1.3.0", build_tools = ["gleam"], requirements = [], otp_app = "marceau", source = "hex", outer_checksum = "2D1C27504BEF45005F5DFB18591F8610FB4BFA91744878210BDC464412EC44E9" },
+  { name = "mist", version = "4.0.7", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_http", "gleam_otp", "gleam_stdlib", "gleam_yielder", "glisten", "gramps", "hpack_erl", "logging"], otp_app = "mist", source = "hex", outer_checksum = "F7D15A1E3232E124C7CE31900253633434E59B34ED0E99F273DEE61CDB573CDD" },
+  { name = "platform", version = "1.0.0", build_tools = ["gleam"], requirements = [], otp_app = "platform", source = "hex", outer_checksum = "8339420A95AD89AAC0F82F4C3DB8DD401041742D6C3F46132A8739F6AEB75391" },
+  { name = "simplifile", version = "2.2.1", build_tools = ["gleam"], requirements = ["filepath", "gleam_stdlib"], otp_app = "simplifile", source = "hex", outer_checksum = "C88E0EE2D509F6D86EB55161D631657675AA7684DAB83822F7E59EB93D9A60E3" },
+  { name = "telemetry", version = "1.3.0", build_tools = ["rebar3"], requirements = [], otp_app = "telemetry", source = "hex", outer_checksum = "7015FC8919DBE63764F4B4B87A95B7C0996BD539E0D499BE6EC9D7F3875B79E6" },
+  { name = "wisp", version = "1.6.0", build_tools = ["gleam"], requirements = ["directories", "exception", "gleam_crypto", "gleam_erlang", "gleam_http", "gleam_json", "gleam_stdlib", "logging", "marceau", "mist", "simplifile"], otp_app = "wisp", source = "hex", outer_checksum = "AE1C568FE30718C358D3B37666DF0A0743ECD96094AD98C9F4921475075F660A" },
 ]
 
 [requirements]
+envoy = { version = ">= 1.0.2 and < 2.0.0" }
+gleam_erlang = { version = ">= 0.34.0 and < 1.0.0" }
+gleam_http = { version = ">= 4.0.0 and < 5.0.0" }
 gleam_stdlib = { version = ">= 0.44.0 and < 2.0.0" }
 gleeunit = { version = ">= 1.0.0 and < 2.0.0" }
+mist = { version = ">= 4.0.7 and < 5.0.0" }
+wisp = { version = ">= 1.6.0 and < 2.0.0" }

src/switcheroo.gleam

@@ -1,5 +1,23 @@
-import gleam/io
+import envoy
+import gleam/erlang/process
+import gleam/int
+import mist
+import switcheroo/router
+import wisp
+import wisp/wisp_mist
 
 pub fn main() -> Nil {
-  io.println("Hello from switcheroo!")
+  wisp.configure_logger()
+
+  let assert Ok(secret_key_base) = envoy.get("SECRET_KEY")
+  let assert Ok(port_str) = envoy.get("PORT")
+  let assert Ok(port) = int.parse(port_str)
+
+  let assert Ok(_) =
+    wisp_mist.handler(router.handle_request, secret_key_base)
+    |> mist.new
+    |> mist.port(port)
+    |> mist.start_http
+
+  process.sleep_forever()
 }

src/switcheroo/login.gleam

@@ -0,0 +1,54 @@
+import gleam/http.{Delete, Get, Post}
+import gleam/list
+import gleam/string_tree
+import wisp.{type Request, type Response}
+
+pub const cookie_name = "pluralkit_token"
+
+pub fn login(req: Request) -> Response {
+  case req.method {
+    Get -> get_login(req)
+    Post -> post_login(req)
+    Delete -> delete_login(req)
+    _ -> wisp.method_not_allowed([Get, Post, Delete])
+  }
+}
+
+fn get_login(_req: Request) -> Response {
+  [
+    "<p>Hi, need that one's PluralKit token! <3</p>",
+    "<form action='/login' method='post'>",
+    "  <label for='token'><b>PluralKit Token</b></label>",
+    "  <input type='string' name='token' id='token' />",
+    "  <input type='submit' value='Login'/>", "</form>",
+  ]
+  |> string_tree.from_strings
+  |> wisp.html_response(200)
+}
+
+fn post_login(req: Request) -> Response {
+  use formdata <- wisp.require_form(req)
+
+  let resp = wisp.redirect("/")
+  case list.key_find(formdata.values, "token") {
+    Ok(token) ->
+      wisp.set_cookie(
+        resp,
+        req,
+        cookie_name,
+        token,
+        wisp.Signed,
+        60 * 60 * 24 * 365,
+      )
+    Error(_) ->
+      wisp.set_header(resp, "x-servfail", "token not found in formdata")
+  }
+}
+
+fn delete_login(req: Request) -> Response {
+  let resp = wisp.redirect("/session")
+  case wisp.get_cookie(req, cookie_name, wisp.Signed) {
+    Ok(value) -> wisp.set_cookie(resp, req, cookie_name, value, wisp.Signed, 0)
+    Error(_) -> resp
+  }
+}

src/switcheroo/picker.gleam

@@ -0,0 +1,7 @@
+import gleam/string_tree
+import wisp.{type Request, type Response}
+
+pub fn picker(_req: Request) -> Response {
+  string_tree.from_string("<h1>test</h1>")
+  |> wisp.html_response(200)
+}

src/switcheroo/router.gleam

@@ -0,0 +1,31 @@
+import gleam/http.{Get}
+import switcheroo/login
+import switcheroo/picker
+import switcheroo/web
+import wisp.{type Request, type Response}
+
+pub fn handle_request(req: Request) -> Response {
+  use req <- web.middleware(req)
+
+  case wisp.path_segments(req) {
+    [] -> home_page(req)
+
+    ["login"] -> login.login(req)
+    ["picker"] -> picker.picker(req)
+
+    _ -> wisp.not_found()
+  }
+}
+
+fn home_page(req: Request) -> Response {
+  use <- wisp.require_method(req, Get)
+
+  case wisp.get_cookie(req, login.cookie_name, wisp.Signed) {
+    Ok(_) -> {
+      wisp.redirect("/picker")
+    }
+    Error(_) -> {
+      wisp.redirect("/login")
+    }
+  }
+}

src/switcheroo/web.gleam

@@ -0,0 +1,12 @@
+import wisp
+
+pub fn middleware(
+  req: wisp.Request,
+  handle_request: fn(wisp.Request) -> wisp.Response,
+) -> wisp.Response {
+  let req = wisp.method_override(req)
+  use <- wisp.log_request(req)
+  use <- wisp.rescue_crashes
+  use req <- wisp.handle_head(req)
+  handle_request(req)
+}