boilerplate code

app/database/001_sensors.up.sql

@@ -0,0 +1,37 @@
+create type sensor_type as enum (
+    'temperature',
+    'humidity',
+    'carbon_dioxide',
+    'pressure',
+    'proximity',
+    'light'
+    );
+
+create table sensors
+(
+    sensor_id         varchar(255) primary key,
+
+    sensor_type       sensor_type not null,
+    sampling_interval int         not null default 3600,
+
+    threshold_above   float       not null default 100,
+    threshold_below   float       not null default 0,
+
+    created_at        timestamp   not null default now(),
+    updated_at        timestamp   not null default now()
+);
+
+create index idx_sensors_sensor_id on sensors (sensor_id);
+
+create table registry
+(
+    sensor_id  int       not null references sensors (id),
+
+    value      float     not null,
+    created_at timestamp not null default now()
+)
+    with (
+        timescaledb.hypertable,
+        timescaledb.partition_column = 'created_at',
+        timescaledb.segmentby = 'sensor_id'
+        );

app/main.go

@@ -3,17 +3,26 @@ package main
 import (
 	"flag"
 	"log/slog"
-	"nats-app/internal/app"
+	"nats-app/internal/domains/sensors"
+	"nats-app/internal/iot"
 )
 
 func main() {
 	environment := flag.String("env", "dev", "dev or prod")
 	flag.Parse()
 
-	_ = app.NewApp(*environment)
+	pool := iot.NewPGXPool("postgres://developer:secret@localhost:5432/nats-db?sslmode=disable")
+
+	iotDevice := iot.Start(*environment, "nats://localhost:4222")
+
+	repo := sensors.NewDecoratorRepo(pool)
+	sensorsService := sensors.NewService(repo)
+	_ = sensors.NewHandlers(sensorsService, iotDevice).SetupEndpoints()
 
 	slog.Debug("hello world debug")
 	slog.Info("Hello world info")
 	slog.Warn("Hello world warn")
 	slog.Error("hello world error")
+
+	select {}
 }