From aa350a8f8ac24f83bc1f19dee1b5b7db7e15eb1c Mon Sep 17 00:00:00 2001
From: Wentao Kuang <wkuang@linz.govt.nz>
Date: Wed, 1 Nov 2023 14:57:32 +1300
Subject: [PATCH] Remove the projection loader as duplicated function.

---
 packages/cli/package.json                    |  1 +
 packages/cli/src/cog/builder.ts              |  2 +-
 packages/shared/package.json                 |  1 -
 packages/shared/src/cog/projection.loader.ts | 28 --------------------
 4 files changed, 2 insertions(+), 30 deletions(-)
 delete mode 100644 packages/shared/src/cog/projection.loader.ts

diff --git a/packages/cli/package.json b/packages/cli/package.json
index 16456ae5f6..ad17105be7 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -55,6 +55,7 @@
     "ansi-colors": "^4.1.1",
     "deep-diff": "^1.0.2",
     "flatgeobuf": "^3.23.1",
+    "node-fetch": "^3.2.3",
     "p-limit": "^4.0.0",
     "pretty-json-log": "^1.0.0",
     "slugify": "^1.6.5",
diff --git a/packages/cli/src/cog/builder.ts b/packages/cli/src/cog/builder.ts
index 67838313b4..6994ed3008 100644
--- a/packages/cli/src/cog/builder.ts
+++ b/packages/cli/src/cog/builder.ts
@@ -5,7 +5,7 @@ import { CogTiff, TiffTag, TiffTagGeo } from '@cogeotiff/core';
 import pLimit, { LimitFunction } from 'p-limit';
 import { basename } from 'path';
 import { Cutline } from './cutline.js'; //
-import { ProjectionLoader } from '@basemaps/shared/src/cog/projection.loader.js';
+import { ProjectionLoader } from '@basemaps/geo/src/proj/projection.loader.js';
 import { CogBuilderMetadata, SourceMetadata } from '@basemaps/shared/src/cog/types.js';
 
 export const InvalidProjectionCode = 32767;
diff --git a/packages/shared/package.json b/packages/shared/package.json
index 835124dd2e..d6bb721a89 100644
--- a/packages/shared/package.json
+++ b/packages/shared/package.json
@@ -32,7 +32,6 @@
     "@linzjs/metrics": "^6.41.0",
     "aws-sdk": "^2.890.0",
     "entities": "^4.3.0",
-    "node-fetch": "^3.2.3",
     "pino": "^8.6.1",
     "source-map-support": "^0.5.19",
     "ulid": "^2.3.0"
diff --git a/packages/shared/src/cog/projection.loader.ts b/packages/shared/src/cog/projection.loader.ts
deleted file mode 100644
index 72cae9c9f3..0000000000
--- a/packages/shared/src/cog/projection.loader.ts
+++ /dev/null
@@ -1,28 +0,0 @@
-import { Epsg, Projection } from '@basemaps/geo';
-import fetch from 'node-fetch';
-
-export class ProjectionLoader {
-  // Exposed for testing
-  static _fetch = fetch;
-
-  /**
-   * Ensure that a projection EPSG code is avialable for use in Proj4js
-   *
-   * If its not already loaded, lookup definition from spatialreference.org
-   * @param code
-   */
-  static async load(code: number): Promise<Epsg> {
-    if (Projection.tryGet(code) != null) return Epsg.get(code);
-    const url = `https://spatialreference.org/ref/epsg/${code}/ogcwkt/`;
-
-    const res = await this._fetch(url);
-    if (!res.ok) throw new Error('Failed to load projection information for:' + code);
-
-    let epsg = Epsg.tryGet(code);
-    if (epsg == null) epsg = new Epsg(code);
-
-    const text = await res.text();
-    Projection.define(epsg, text);
-    return epsg;
-  }
-}