From 4dbef3fcd7a14437d55c555cf10d50de8e50d7d1 Mon Sep 17 00:00:00 2001
From: ivarlovlie <git@ivarlovlie.no>
Date: Fri, 9 Dec 2022 11:57:12 +0900
Subject: feat: Move everything out of $lib

---
 code/app/src/help/logger.ts | 86 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 code/app/src/help/logger.ts

(limited to 'code/app/src/help/logger.ts')

diff --git a/code/app/src/help/logger.ts b/code/app/src/help/logger.ts
new file mode 100644
index 0000000..a5b450b
--- /dev/null
+++ b/code/app/src/help/logger.ts
@@ -0,0 +1,86 @@
+import {browser, dev} from "$app/environment";
+import {StorageKeys} from "$configuration";
+import pino from "pino";
+
+const pinoConfig = dev ? {
+    transport: {
+        target: "pino-pretty",
+    },
+} : {};
+
+const pinoLogger = pino(pinoConfig);
+
+function browser_log_level(): number {
+    if (browser) return LogLevel.to_number(sessionStorage.getItem(StorageKeys.logLevel), LogLevel.INFO);
+    throw new Error("Called browser api in server");
+}
+
+function server_log_level(): number {
+    if (!browser) return LogLevel.to_number(import.meta.env.VITE_LOG_LEVEL, LogLevel.ERROR);
+    throw new Error("Called server api in browser");
+}
+
+export const LogLevel = {
+    DEBUG: 0,
+    INFO: 1,
+    ERROR: 2,
+    SILENT: 3,
+    to_string(levelInt: number): string {
+        switch (levelInt) {
+            case 0:
+                return "DEBUG";
+            case 1:
+                return "INFO";
+            case 2:
+                return "ERROR";
+            case 3:
+                return "SILENT";
+            default:
+                throw new Error("Log level int is unknown");
+        }
+    },
+    to_number(levelString?: string | null, fallback?: number): number {
+        if (!levelString && fallback) return fallback;
+        else if (!levelString && !fallback) throw new Error("levelString was empty, and no fallback was specified");
+        switch (levelString?.toUpperCase()) {
+            case "DEBUG":
+                return 0;
+            case "INFO":
+                return 1;
+            case "ERROR":
+                return 2;
+            case "SILENT":
+                return 3;
+            default:
+                if (!fallback) throw new Error("Log level string is unknown");
+                else return fallback;
+        }
+    },
+};
+
+export function log_debug(message: string, ...additional: any[]): void {
+    if (browser && browser_log_level() <= LogLevel.DEBUG) {
+        pinoLogger.debug(message, additional);
+    }
+    if (!browser && server_log_level() <= LogLevel.DEBUG) {
+        pinoLogger.debug(message, additional);
+    }
+}
+
+export function log_info(message: string, ...additional: any[]): void {
+    if (browser && browser_log_level() <= LogLevel.INFO) {
+        pinoLogger.info(message, additional);
+    }
+    if (!browser && server_log_level() <= LogLevel.INFO) {
+        pinoLogger.info(message, additional);
+    }
+}
+
+export function log_error(message: any, ...additional: any[]): void {
+    if (browser && browser_log_level() <= LogLevel.ERROR) {
+        pinoLogger.error(message, additional);
+    }
+    if (!browser && server_log_level() <= LogLevel.ERROR) {
+        pinoLogger.error(message, additional);
+    }
+}
\ No newline at end of file
-- 
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