kacaii.dev
wip: currently rewriting the project as a full stack application
tangled.org/kacaii.dev/sigo
gleam
:bulb: add descriptions and doc comments about handlers and db connections
+17
-3
+14
-3
src/app.gleam
+14
-3
src/app.gleam
···
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import wisp
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import wisp/wisp_mist
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+
/// Application entry
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pub fn main() -> Nil {
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wisp.configure_logger()
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let secret_key_base = wisp.random_string(64)
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// Setup the postgres database connection ---------------------------------
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let db_process_name = process.new_name("db_conn")
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let assert Ok(pog_config) = read_connection_uri(db_process_name)
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as "Failed to read connection URI"
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let assert Ok(_) = start_application_supervised(pog_config)
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as "Failed to database supervisor"
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-
// Database connection
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// Database connection
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let conn = pog.named_connection(db_process_name)
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// Pass the application context to the router
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let ctx = Context(static_directory: static_directory(), conn:)
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let handler = router.handle_request(_, ctx)
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···
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process.sleep_forever()
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}
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/// Start the postgres application supervisor
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pub fn start_application_supervised(
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pog_config: pog.Config,
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) -> Result(actor.Started(supervisor.Supervisor), actor.StartError) {
···
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|> supervisor.start
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}
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-
/// Read the DATABASE_URL environment variable and then
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/// build the pog.Config from that database URL.
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/// Read the `DATABASE_URL` environment variable and then
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/// build the `pog.Config` from that database URI.
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pub fn read_connection_uri(
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name: process.Name(pog.Message),
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) -> Result(pog.Config, Nil) {
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// Remember to set the enviroment variable before running the app
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use postgres_url <- result.try(envoy.get("DATABASE_URL"))
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pog.url_config(name, postgres_url)
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}
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/// Access to Erlang's Priv directory
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pub fn static_directory() -> String {
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let assert Ok(priv_directory) = wisp.priv_directory("app")
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as "Failed to acces priv directory"
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priv_directory <> "/static"
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}
+1
src/app/router.gleam
+1
src/app/router.gleam