From d10760b8cbf87821587803c9a77c6be7b45f4ac4 Mon Sep 17 00:00:00 2001
From: Pieter Vander Vennet <pietervdvn@posteo.net>
Date: Tue, 17 Oct 2023 13:31:06 +0200
Subject: [PATCH] Feature: add image leaderboard

---
 scripts/generateImageAnalysis.ts | 19 +++++++++-
 src/UI/Leaderboard.svelte        | 63 ++++++++++++++++++++++++++++++++
 src/leaderboard.ts               |  4 ++
 3 files changed, 85 insertions(+), 1 deletion(-)
 create mode 100644 src/UI/Leaderboard.svelte
 create mode 100644 src/leaderboard.ts

diff --git a/scripts/generateImageAnalysis.ts b/scripts/generateImageAnalysis.ts
index d46671f9a..e08de0bf6 100644
--- a/scripts/generateImageAnalysis.ts
+++ b/scripts/generateImageAnalysis.ts
@@ -4,6 +4,7 @@ import { RegexTag } from "../src/Logic/Tags/RegexTag"
 import { ImmutableStore } from "../src/Logic/UIEventSource"
 import { BBox } from "../src/Logic/BBox"
 import * as fs from "fs"
+import { writeFileSync } from "fs"
 import { Feature } from "geojson"
 import ScriptUtils from "./ScriptUtils"
 import { Imgur } from "../src/Logic/ImageProviders/Imgur"
@@ -30,7 +31,6 @@ export default class GenerateImageAnalysis extends Script {
             [],
             Constants.defaultOverpassUrls[0], //"https://overpass.kumi.systems/api/interpreter",
             new ImmutableStore(500),
-            undefined,
             false
         )
         console.log("Starting query...")
@@ -291,6 +291,9 @@ export default class GenerateImageAnalysis extends Script {
         console.log(countsPerAuthor)
         countsPerAuthor.sort()
         const median = countsPerAuthor[Math.floor(countsPerAuthor.length / 2)]
+        const json: {leaderboard: {rank: number, account: string, name: string, nrOfImages: number}[]} = {
+            leaderboard: []
+        }
         for (let i = 0; i < 100; i++) {
             let maxAuthor: string = undefined
             let maxCount = 0
@@ -301,6 +304,12 @@ export default class GenerateImageAnalysis extends Script {
                     maxCount = count
                 }
             }
+            json.leaderboard.push({
+                rank: i+1,
+                name: maxAuthor,
+                account: "https://openstreetmap.org/user/"+maxAuthor.replace(/ /g, "%20"),
+                nrOfImages: maxCount
+            })
             console.log(
                 "|",
                 i + 1,
@@ -315,9 +324,11 @@ export default class GenerateImageAnalysis extends Script {
 
         const totalAuthors = byAuthor.size
         let totalLicensedImages = 0
+        json["totalAuthors"] = totalAuthors
         for (const license in byLicenseCount) {
             totalLicensedImages += byLicenseCount[license]
         }
+        json["byLicense"] = {}
         for (const license in byLicenseCount) {
             const total = byLicenseCount[license]
             const authors = licenseByAuthorCount[license]
@@ -328,6 +339,9 @@ export default class GenerateImageAnalysis extends Script {
                     Math.floor((1000 * authors) / totalAuthors) / 10
                 }%), ${Math.floor(total / authors)} images/author`
             )
+            json["byLicense"] = {
+                license, total, authors
+            }
         }
 
         const nonDefaultAuthors = [
@@ -348,6 +362,9 @@ export default class GenerateImageAnalysis extends Script {
             nonDefaultAuthors.length
         )
         console.log("Median contributions per author:", median)
+        json["median"] = median
+        json["date"] = new Date().toISOString()
+        writeFileSync("../../git/MapComplete-data/picture-leaderboard.json", JSON.stringify(json), "utf8")
     }
 
     async main(args: string[]): Promise<void> {
diff --git a/src/UI/Leaderboard.svelte b/src/UI/Leaderboard.svelte
new file mode 100644
index 000000000..8450eefe8
--- /dev/null
+++ b/src/UI/Leaderboard.svelte
@@ -0,0 +1,63 @@
+<script lang="ts">
+
+    import { Utils } from "../Utils"
+    import { Store, UIEventSource } from "../Logic/UIEventSource"
+    import Loading from "./Base/Loading.svelte"
+    import { OsmConnection } from "../Logic/Osm/OsmConnection"
+
+    const osmConnection = new OsmConnection({
+        attemptLogin: true
+    })
+    let loggedInContributor: Store<string> = osmConnection.userDetails.map(ud => ud.name)
+    export let source = "https://raw.githubusercontent.com/pietervdvn/MapComplete-data/main/picture-leaderboard.json"
+    let data: Store<undefined | {
+        leaderboard: {
+            rank: number,
+            name: string,
+            account: string,
+            nrOfImages: number
+        }[],
+        median: number,
+        totalAuthors: number,
+        byLicense: {
+            license: string, total: number, authors: string[]
+        },
+        date: string
+    }> = UIEventSource.FromPromise(Utils.downloadJsonCached(source))
+</script>
+
+<h1>Contributed images with MapComplete: leaderboard</h1>
+
+{#if $data}
+  <table>
+    <tr>
+      <th>Rank</th>
+      <th>Contributor</th>
+      <th>Number of images contributed</th>
+    </tr>
+    {#each $data.leaderboard as contributor}
+      <tr>
+        <td>
+          {contributor.rank}
+        </td>
+        <td>
+          {#if $loggedInContributor === contributor.name}
+            <a class="thanks" href="{contributor.account}">{contributor.name}</a>
+          {:else}
+            <a href="{contributor.account}">{contributor.name}</a>
+          {/if}
+        </td>
+        <td>
+          <b>{contributor.nrOfImages}</b> total images
+        </td>
+      </tr>
+    {/each}
+  </table>
+  Statistics generated on {$data.date}
+{:else}
+  <Loading />
+{/if}
+
+<div>
+  Logged in as {$loggedInContributor}
+</div>
diff --git a/src/leaderboard.ts b/src/leaderboard.ts
new file mode 100644
index 000000000..3a15cf261
--- /dev/null
+++ b/src/leaderboard.ts
@@ -0,0 +1,4 @@
+import SvelteUIElement from "./UI/Base/SvelteUIElement"
+import Leaderboard from "./UI/Leaderboard.svelte"
+
+new SvelteUIElement(Leaderboard, {}).AttachTo("main")