Logger added, npm package and called in endpoints. For dev it will create folder loggerFiles and in it two log files. For production we need to add external logger (like azure or aws). (#31)

package-lock.json

@@ -22,7 +22,8 @@
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         "swagger-jsdoc": "^6.2.1",
         "swagger-ui-express": "^4.4.0",
-        "validator": "^13.7.0"
+        "validator": "^13.7.0",
+        "winston": "^3.7.2"
       }
     },
     "node_modules/@apidevtools/json-schema-ref-parser": {
@@ -65,6 +66,24 @@
         "openapi-types": ">=7"
       }
     },
+    "node_modules/@colors/colors": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/@colors/colors/-/colors-1.5.0.tgz",
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+      "engines": {
+        "node": ">=0.1.90"
+      }
+    },
+    "node_modules/@dabh/diagnostics": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/@dabh/diagnostics/-/diagnostics-2.0.3.tgz",
+      "integrity": "sha512-hrlQOIi7hAfzsMqlGSFyVucrx38O+j6wiGOf//H2ecvIEqYN4ADBSS2iLMh5UFyDunCNniUIPk/q3riFv45xRA==",
+      "dependencies": {
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+        "enabled": "2.0.x",
+        "kuler": "^2.0.0"
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@@ -322,6 +341,11 @@
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+    "node_modules/async": {
+      "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.3.tgz",
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@@ -652,6 +676,15 @@
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+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/color/-/color-3.2.1.tgz",
+      "integrity": "sha512-aBl7dZI9ENN6fUGC7mWpMTPNHmWUSNan9tuWN6ahh5ZLNk9baLJOnSMlrQkHcrfFgz2/RigjUVAjdx36VcemKA==",
+      "dependencies": {
+        "color-convert": "^1.9.3",
+        "color-string": "^1.6.0"
+      }
+    },
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@@ -668,6 +701,37 @@
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+    "node_modules/color-string": {
+      "version": "1.9.1",
+      "resolved": "https://registry.npmjs.org/color-string/-/color-string-1.9.1.tgz",
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+      "dependencies": {
+        "color-name": "^1.0.0",
+        "simple-swizzle": "^0.2.2"
+      }
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+      "version": "1.9.3",
+      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
+      "integrity": "sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==",
+      "dependencies": {
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+    "node_modules/color/node_modules/color-name": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
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+    },
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+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/colorspace/-/colorspace-1.1.4.tgz",
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+      "dependencies": {
+        "color": "^3.1.3",
+        "text-hex": "1.0.x"
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+      "resolved": "https://registry.npmjs.org/enabled/-/enabled-2.0.0.tgz",
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+    },
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@@ -1023,6 +1092,11 @@
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+    "node_modules/fecha": {
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/fecha/-/fecha-4.2.3.tgz",
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+    },
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@@ -1051,6 +1125,11 @@
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+      "resolved": "https://registry.npmjs.org/fn.name/-/fn.name-1.1.0.tgz",
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+    },
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@@ -1400,6 +1479,11 @@
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+      "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.3.2.tgz",
+      "integrity": "sha512-eVRqCvVlZbuw3GrM63ovNSNAeA1K16kaR/LRY/92w0zxQ5/1YzwblUX652i4Xs9RwAGjW9d9y6X88t8OaAJfWQ=="
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@@ -1499,6 +1583,17 @@
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+    "node_modules/is-stream": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.1.tgz",
+      "integrity": "sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg==",
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
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@@ -1634,6 +1729,11 @@
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+      "resolved": "https://registry.npmjs.org/kuler/-/kuler-2.0.0.tgz",
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+    },
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@@ -1695,6 +1795,23 @@
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       "integrity": "sha1-DdOXEhPHxW34gJd9UEyI+0cal6w="
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+    "node_modules/logform": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/logform/-/logform-2.4.0.tgz",
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+      "dependencies": {
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+        "fecha": "^4.2.0",
+        "ms": "^2.1.1",
+        "safe-stable-stringify": "^2.3.1",
+        "triple-beam": "^1.3.0"
+      }
+    },
+    "node_modules/logform/node_modules/ms": {
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
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+    },
     "node_modules/lowercase-keys": {
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@@ -2088,6 +2205,14 @@
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       }
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+    "node_modules/one-time": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/one-time/-/one-time-1.0.0.tgz",
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+      "dependencies": {
+        "fn.name": "1.x.x"
+      }
+    },
     "node_modules/openapi-types": {
       "version": "11.0.1",
       "resolved": "https://registry.npmjs.org/openapi-types/-/openapi-types-11.0.1.tgz",
@@ -2274,6 +2399,19 @@
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+    "node_modules/readable-stream": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+      "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+      "dependencies": {
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+        "string_decoder": "^1.1.1",
+        "util-deprecate": "^1.0.1"
+      },
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@@ -2373,6 +2511,14 @@
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+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/simple-swizzle/-/simple-swizzle-0.2.2.tgz",
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@@ -2542,6 +2696,14 @@
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+    "node_modules/stack-trace": {
+      "version": "0.0.10",
+      "resolved": "https://registry.npmjs.org/stack-trace/-/stack-trace-0.0.10.tgz",
+      "integrity": "sha1-VHxws0fo0ytOEI6hoqFZ5f3eGcA=",
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@@ -2550,6 +2712,14 @@
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+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
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@@ -2642,6 +2812,11 @@
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+    "node_modules/text-hex": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/text-hex/-/text-hex-1.0.0.tgz",
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@@ -2703,6 +2878,11 @@
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+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/triple-beam/-/triple-beam-1.3.0.tgz",
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@@ -2834,6 +3014,11 @@
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+      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
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@@ -2911,6 +3096,39 @@
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+      "resolved": "https://registry.npmjs.org/winston/-/winston-3.7.2.tgz",
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+      "dependencies": {
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+        "async": "^3.2.3",
+        "is-stream": "^2.0.0",
+        "logform": "^2.4.0",
+        "one-time": "^1.0.0",
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+    "node_modules/winston-transport": {
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+      "resolved": "https://registry.npmjs.org/winston-transport/-/winston-transport-4.5.0.tgz",
+      "integrity": "sha512-YpZzcUzBedhlTAfJg6vJDlyEai/IFMIVcaEZZyl3UXIl4gmqRpU7AE89AHLkbzLUsv0NVmw7ts+iztqKxxPW1Q==",
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@@ -3025,6 +3243,21 @@
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+      "requires": {
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@@ -3485,6 +3723,30 @@
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+      "resolved": "https://registry.npmjs.org/color/-/color-3.2.1.tgz",
+      "integrity": "sha512-aBl7dZI9ENN6fUGC7mWpMTPNHmWUSNan9tuWN6ahh5ZLNk9baLJOnSMlrQkHcrfFgz2/RigjUVAjdx36VcemKA==",
+      "requires": {
+        "color-convert": "^1.9.3",
+        "color-string": "^1.6.0"
+      },
+      "dependencies": {
+        "color-convert": {
+          "version": "1.9.3",
+          "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
+          "integrity": "sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==",
+          "requires": {
+            "color-name": "1.1.3"
+          }
+        },
+        "color-name": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
+          "integrity": "sha512-72fSenhMw2HZMTVHeCA9KCmpEIbzWiQsjN+BHcBbS9vr1mtt+vJjPdksIBNUmKAW8TFUDPJK5SUU3QhE9NEXDw=="
+        }
+      }
+    },
     "color-convert": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
@@ -3498,6 +3760,24 @@
       "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
       "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
     },
+    "color-string": {
+      "version": "1.9.1",
+      "resolved": "https://registry.npmjs.org/color-string/-/color-string-1.9.1.tgz",
+      "integrity": "sha512-shrVawQFojnZv6xM40anx4CkoDP+fZsw/ZerEMsW/pyzsRbElpsL/DBVW7q3ExxwusdNXI3lXpuhEZkzs8p5Eg==",
+      "requires": {
+        "color-name": "^1.0.0",
+        "simple-swizzle": "^0.2.2"
+      }
+    },
+    "colorspace": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/colorspace/-/colorspace-1.1.4.tgz",
+      "integrity": "sha512-BgvKJiuVu1igBUF2kEjRCZXol6wiiGbY5ipL/oVPwm0BL9sIpMIzM8IK7vwuxIIzOXMV3Ey5w+vxhm0rR/TN8w==",
+      "requires": {
+        "color": "^3.1.3",
+        "text-hex": "1.0.x"
+      }
+    },
     "combined-stream": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
@@ -3673,6 +3953,11 @@
       "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
       "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A=="
     },
+    "enabled": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/enabled/-/enabled-2.0.0.tgz",
+      "integrity": "sha512-AKrN98kuwOzMIdAizXGI86UFBoo26CL21UM763y1h/GMSJ4/OHU9k2YlsmBpyScFo/wbLzWQJBMCW4+IO3/+OQ=="
+    },
     "encodeurl": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
@@ -3780,6 +4065,11 @@
       "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz",
       "integrity": "sha512-lhd/wF+Lk98HZoTCtlVraHtfh5XYijIjalXck7saUtuanSDyLMxnHhSXEDJqHxD7msR8D0uCmqlkwjCV8xvwHw=="
     },
+    "fecha": {
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/fecha/-/fecha-4.2.3.tgz",
+      "integrity": "sha512-OP2IUU6HeYKJi3i0z4A19kHMQoLVs4Hc+DPqqxI2h/DPZHTm/vjsfC6P0b4jCMy14XizLBqvndQ+UilD7707Jw=="
+    },
     "fill-range": {
       "version": "7.0.1",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
@@ -3802,6 +4092,11 @@
         "unpipe": "~1.0.0"
       }
     },
+    "fn.name": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/fn.name/-/fn.name-1.1.0.tgz",
+      "integrity": "sha512-GRnmB5gPyJpAhTQdSZTSp9uaPSvl09KoYcMQtsB9rQoOmzs9dH6ffeccH+Z+cv6P68Hu5bC6JjRh4Ah/mHSNRw=="
+    },
     "forever-agent": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
@@ -4047,6 +4342,11 @@
       "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz",
       "integrity": "sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g=="
     },
+    "is-arrayish": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.3.2.tgz",
+      "integrity": "sha512-eVRqCvVlZbuw3GrM63ovNSNAeA1K16kaR/LRY/92w0zxQ5/1YzwblUX652i4Xs9RwAGjW9d9y6X88t8OaAJfWQ=="
+    },
     "is-binary-path": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
@@ -4110,6 +4410,11 @@
       "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-3.0.3.tgz",
       "integrity": "sha512-Fd4gABb+ycGAmKou8eMftCupSir5lRxqf4aD/vd0cD2qc4HL07OjCeuHMr8Ro4CoMaeCKDB0/ECBOVWjTwUvPQ=="
     },
+    "is-stream": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.1.tgz",
+      "integrity": "sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg=="
+    },
     "is-typedarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
@@ -4237,6 +4542,11 @@
         "json-buffer": "3.0.0"
       }
     },
+    "kuler": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/kuler/-/kuler-2.0.0.tgz",
+      "integrity": "sha512-Xq9nH7KlWZmXAtodXDDRE7vs6DU1gTU8zYDHDiWLSip45Egwq3plLHzPn27NgvzL2r1LMPC1vdqh98sQxtqj4A=="
+    },
     "latest-version": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/latest-version/-/latest-version-5.1.0.tgz",
@@ -4295,6 +4605,25 @@
       "resolved": "https://registry.npmjs.org/lodash.once/-/lodash.once-4.1.1.tgz",
       "integrity": "sha1-DdOXEhPHxW34gJd9UEyI+0cal6w="
     },
+    "logform": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/logform/-/logform-2.4.0.tgz",
+      "integrity": "sha512-CPSJw4ftjf517EhXZGGvTHHkYobo7ZCc0kvwUoOYcjfR2UVrI66RHj8MCrfAdEitdmFqbu2BYdYs8FHHZSb6iw==",
+      "requires": {
+        "@colors/colors": "1.5.0",
+        "fecha": "^4.2.0",
+        "ms": "^2.1.1",
+        "safe-stable-stringify": "^2.3.1",
+        "triple-beam": "^1.3.0"
+      },
+      "dependencies": {
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+        }
+      }
+    },
     "lowercase-keys": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/lowercase-keys/-/lowercase-keys-1.0.1.tgz",
@@ -4553,6 +4882,14 @@
         "wrappy": "1"
       }
     },
+    "one-time": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/one-time/-/one-time-1.0.0.tgz",
+      "integrity": "sha512-5DXOiRKwuSEcQ/l0kGCF6Q3jcADFv5tSmRaJck/OqkVFcOzutB134KRSfF0xDrL39MNnqxbHBbUUcjZIhTgb2g==",
+      "requires": {
+        "fn.name": "1.x.x"
+      }
+    },
     "openapi-types": {
       "version": "11.0.1",
       "resolved": "https://registry.npmjs.org/openapi-types/-/openapi-types-11.0.1.tgz",
@@ -4695,6 +5032,16 @@
         }
       }
     },
+    "readable-stream": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+      "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+      "requires": {
+        "inherits": "^2.0.3",
+        "string_decoder": "^1.1.1",
+        "util-deprecate": "^1.0.1"
+      }
+    },
     "readdirp": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
@@ -4766,6 +5113,11 @@
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
       "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
     },
+    "safe-stable-stringify": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/safe-stable-stringify/-/safe-stable-stringify-2.3.1.tgz",
+      "integrity": "sha512-kYBSfT+troD9cDA85VDnHZ1rpHC50O0g1e6WlGHVCz/g+JS+9WKLj+XwFYyR8UbrZN8ll9HUpDAAddY58MGisg=="
+    },
     "safer-buffer": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
@@ -4863,6 +5215,14 @@
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
       "integrity": "sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ=="
     },
+    "simple-swizzle": {
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/simple-swizzle/-/simple-swizzle-0.2.2.tgz",
+      "integrity": "sha1-pNprY1/8zMoz9w0Xy5JZLeleVXo=",
+      "requires": {
+        "is-arrayish": "^0.3.1"
+      }
+    },
     "smart-buffer": {
       "version": "4.2.0",
       "resolved": "https://registry.npmjs.org/smart-buffer/-/smart-buffer-4.2.0.tgz",
@@ -4902,11 +5262,24 @@
         "tweetnacl": "~0.14.0"
       }
     },
+    "stack-trace": {
+      "version": "0.0.10",
+      "resolved": "https://registry.npmjs.org/stack-trace/-/stack-trace-0.0.10.tgz",
+      "integrity": "sha1-VHxws0fo0ytOEI6hoqFZ5f3eGcA="
+    },
     "statuses": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
       "integrity": "sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ=="
     },
+    "string_decoder": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+      "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+      "requires": {
+        "safe-buffer": "~5.2.0"
+      }
+    },
     "string-width": {
       "version": "4.2.3",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.3.tgz",
@@ -4972,6 +5345,11 @@
         "swagger-ui-dist": ">=4.11.0"
       }
     },
+    "text-hex": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/text-hex/-/text-hex-1.0.0.tgz",
+      "integrity": "sha512-uuVGNWzgJ4yhRaNSiubPY7OjISw4sw4E5Uv0wbjp+OzcbmVU/rsT8ujgcXJhn9ypzsgr5vlzpPqP+MBBKcGvbg=="
+    },
     "to-readable-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/to-readable-stream/-/to-readable-stream-1.0.0.tgz",
@@ -5015,6 +5393,11 @@
         "punycode": "^2.1.1"
       }
     },
+    "triple-beam": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/triple-beam/-/triple-beam-1.3.0.tgz",
+      "integrity": "sha512-XrHUvV5HpdLmIj4uVMxHggLbFSZYIn7HEWsqePZcI50pco+MPqJ50wMGY794X7AOOhxOBAjbkqfAbEe/QMp2Lw=="
+    },
     "tunnel-agent": {
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
@@ -5115,6 +5498,11 @@
         "prepend-http": "^2.0.0"
       }
     },
+    "util-deprecate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+    },
     "utils-merge": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
@@ -5167,6 +5555,33 @@
         "string-width": "^4.0.0"
       }
     },
+    "winston": {
+      "version": "3.7.2",
+      "resolved": "https://registry.npmjs.org/winston/-/winston-3.7.2.tgz",
+      "integrity": "sha512-QziIqtojHBoyzUOdQvQiar1DH0Xp9nF1A1y7NVy2DGEsz82SBDtOalS0ulTRGVT14xPX3WRWkCsdcJKqNflKng==",
+      "requires": {
+        "@dabh/diagnostics": "^2.0.2",
+        "async": "^3.2.3",
+        "is-stream": "^2.0.0",
+        "logform": "^2.4.0",
+        "one-time": "^1.0.0",
+        "readable-stream": "^3.4.0",
+        "safe-stable-stringify": "^2.3.1",
+        "stack-trace": "0.0.x",
+        "triple-beam": "^1.3.0",
+        "winston-transport": "^4.5.0"
+      }
+    },
+    "winston-transport": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/winston-transport/-/winston-transport-4.5.0.tgz",
+      "integrity": "sha512-YpZzcUzBedhlTAfJg6vJDlyEai/IFMIVcaEZZyl3UXIl4gmqRpU7AE89AHLkbzLUsv0NVmw7ts+iztqKxxPW1Q==",
+      "requires": {
+        "logform": "^2.3.2",
+        "readable-stream": "^3.6.0",
+        "triple-beam": "^1.3.0"
+      }
+    },
     "wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",

package.json

@@ -26,6 +26,7 @@
     "request": "^2.88.2",
     "swagger-jsdoc": "^6.2.1",
     "swagger-ui-express": "^4.4.0",
-    "validator": "^13.7.0"
+    "validator": "^13.7.0",
+    "winston": "^3.7.2"
   }
 }

src/endpoints/user.js

@@ -1,9 +1,11 @@
 const bcrypt = require("bcryptjs/dist/bcrypt")
 const {Router} = require("express")
 const User = require("../models/user")
+const logger = require("../logging/logger")
 
 const getUsers = async (res) => {
     try {
+        logger.silly('hello from logger')
         const allUsers = await User.find({})
         return res.status(200).send(allUsers)
     } catch (e) {
@@ -19,6 +21,7 @@ const getUser = async (res, id) => {
 
         const user = await User.findById(id)
         if (!user) {
+            logger.error('We couldnt find user with the id of '+ id)
             return res.status(404).send("User with the id of: " + id + " doesnt exist")
         }
 

src/logging/logger.js

@@ -0,0 +1,27 @@
+const winston = require('winston');
+
+const logger = winston.createLogger({
+    level: 'info',
+    format: winston.format.json(),
+    defaultMeta: { service: 'user-service' },
+    transports: [
+        //
+        // - Write all logs with importance level of `error` or less to `error.log`
+        // - Write all logs with importance level of `silly` or less to `all.log`
+        //
+        new winston.transports.File({ filename: 'loggerFiles/error.log', level: 'error' }),
+        new winston.transports.File({ filename: 'loggerFiles/all.log', level: 'silly' }),
+    ],
+});
+
+//
+// If we're not in production then log to the `console` with the format:
+// `${info.level}: ${info.message} JSON.stringify({ ...rest }) `
+//
+if (process.env.NODE_ENV !== 'production') {
+    logger.add(new winston.transports.Console({
+        format: winston.format.simple(),
+    }));
+}
+
+module.exports = logger