Checkpoint

sql.go

@@ -1,5 +1,31 @@
 package hamview
 
+import (
+	"database/sql/driver"
+	"encoding/json"
+	"fmt"
+)
+
+type JSONB map[string]any
+
+func (v JSONB) Value() (driver.Value, error) {
+	return json.Marshal(v)
+}
+
+func (v *JSONB) Scan(value any) error {
+	if value == nil {
+		*v = nil
+		return nil
+	}
+	b, ok := value.([]byte)
+	if !ok {
+		return fmt.Errorf("type assertion to []byte failed, got %T", value)
+	}
+
+	return json.Unmarshal(b, &v)
+}
+
+/*
 const (
 	sqlCreateRadio = `
 	CREATE TABLE IF NOT EXISTS radio (
@@ -16,20 +42,56 @@ const (
 		latitude 			NUMERIC(10, 8), 					-- GPS latitude in decimal degrees
     	longitude 			NUMERIC(11, 8),  					-- GPS longitude in decimal degrees
 		altitude            REAL,								-- Altitude in meters
-		frequency			DOUBLE PRECISION,
-		bandwidth			DOUBLE PRECISION,
+		frequency			DOUBLE PRECISION NOT NULL,
+		bandwidth			DOUBLE PRECISION NOT NULL,
 		rx_frequency		DOUBLE PRECISION,
 		tx_frequency 		DOUBLE PRECISION,
 		power				REAL,
 		gain				REAL,
 		lora_sf				SMALLINT,
 		lora_cr				SMALLINT,
-		extra				JSONB
+		extra				JSONB,
+		created_at			TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
+		updated_at 			TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
 	);
 	`
 	sqlIndexRadioName        = `CREATE INDEX IF NOT EXISTS idx_radio_name ON radio(name);`
 	sqlIndexRadioProtocol    = `CREATE INDEX IF NOT EXISTS idx_radio_protocol ON radio(protocol);`
 	sqlGeometryRadioPosition = `SELECT AddGeometryColumn('public', 'radio', 'position', 4326, 'POINT', 2);`
+	sqlSelectRadios          = `
+	SELECT
+		name,
+		is_online,
+		device,
+		manufacturer,
+		firmware_date,
+		firmware_version,
+		antenna,
+		modulation,
+		protocol,
+		latitude,
+    	longitude,
+		altitude,
+		frequency,
+		bandwidth,
+		rx_frequency,
+		tx_frequency,
+		power,
+		gain,
+		lora_sf,
+		lora_cr,
+		extra
+	FROM radio
+	WHERE
+		protocol LIKE $1
+	AND (
+			is_online
+		OR
+			updated_at BETWEEN NOW() - INTERVAL '24 HOURS' AND NOW()
+	)
+	ORDER BY
+		protocol, name
+	`
 )
 
 const (
@@ -74,6 +136,38 @@ const (
 	`
 	sqlIndexMeshCorePacketHash        = `CREATE INDEX IF NOT EXISTS idx_meshcore_packet_hash ON meshcore_packet(hash);`
 	sqlIndexMeshCorePacketPayloadType = `CREATE INDEX IF NOT EXISTS idx_meshcore_packet_payload_type ON meshcore_packet(payload_type);`
+	sqlSelectMeshCoreTextStats        = `
+	SELECT
+		COUNT(id)
+	FROM
+		meshcore_packet
+	WHERE
+		received_at BETWEEN NOW() - INTERVAL '24 HOURS' AND NOW()
+	AND
+		payload_type IN (2, 5)
+	`
+	sqlSelectMeshCorePacketStatsOverTime = `
+	WITH time_buckets AS (
+		SELECT
+			time_bucket,
+			COUNT(*) as packet_count
+		FROM (
+			SELECT
+				date_trunc('minute', received_at) - INTERVAL '1 minute' * (EXTRACT(minute FROM received_at)::int % 5) AS time_bucket
+			FROM
+				meshcore_packet
+			WHERE
+				received_at >= NOW() - INTERVAL '24 hours'
+		) AS bucketed
+		GROUP BY time_bucket
+		ORDER BY time_bucket DESC
+	)
+	SELECT
+  		time_bucket,
+  		packet_count
+	FROM
+		time_buckets;
+	`
 )
 
 const (
@@ -105,6 +199,12 @@ const (
 			ELSE NULL
 		END
 	) STORED;`
+	sqlSelectMeshCoreNodeStats = `
+	SELECT
+		COUNT(id)
+	FROM
+		meshcore_node
+	`
 )
 
 const (
@@ -234,3 +334,4 @@ const (
 	);
 	`
 )
+*/