WIP Upload multiple photos

2026-04-20 14:25:15 +04:00
parent f1ebafc1f0
commit d9ba73559e
4 changed files with 400 additions and 149 deletions
--- a/app/components/place-photo-item.gjs
+++ b/app/components/place-photo-item.gjs
@@ -0,0 +1,164 @@
+import Component from '@glimmer/component';
+import { tracked } from '@glimmer/tracking';
+import { inject as service } from '@ember/service';
+import { task } from 'ember-concurrency';
+import { EventFactory } from 'applesauce-core';
+import Icon from '#components/icon';
+import { on } from '@ember/modifier';
+import { fn } from '@ember/helper';
+
+const DEFAULT_BLOSSOM_SERVER = 'https://blossom.nostr.build';
+
+function bufferToHex(buffer) {
+  return Array.from(new Uint8Array(buffer))
+    .map((b) => b.toString(16).padStart(2, '0'))
+    .join('');
+}
+
+export default class PlacePhotoItem extends Component {
+  @service nostrAuth;
+  @service nostrData;
+
+  @tracked thumbnailUrl = '';
+  @tracked error = '';
+  @tracked isUploaded = false;
+
+  get blossomServer() {
+    return this.nostrData.blossomServers[0] || DEFAULT_BLOSSOM_SERVER;
+  }
+
+  constructor() {
+    super(...arguments);
+    if (this.args.file) {
+      this.thumbnailUrl = URL.createObjectURL(this.args.file);
+      this.uploadTask.perform(this.args.file);
+    }
+  }
+
+  willDestroy() {
+    super.willDestroy(...arguments);
+    if (this.thumbnailUrl) {
+      URL.revokeObjectURL(this.thumbnailUrl);
+    }
+  }
+
+  uploadTask = task(async (file) => {
+    this.error = '';
+    try {
+      if (!this.nostrAuth.isConnected) throw new Error('Not connected');
+
+      const dim = await new Promise((resolve) => {
+        const img = new Image();
+        img.onload = () => resolve(`${img.width}x${img.height}`);
+        img.onerror = () => resolve('');
+        img.src = this.thumbnailUrl;
+      });
+
+      const buffer = await file.arrayBuffer();
+      const hashBuffer = await crypto.subtle.digest('SHA-256', buffer);
+      const payloadHash = bufferToHex(hashBuffer);
+
+      let serverUrl = this.blossomServer;
+      if (serverUrl.endsWith('/')) {
+        serverUrl = serverUrl.slice(0, -1);
+      }
+      const uploadUrl = `${serverUrl}/upload`;
+
+      const factory = new EventFactory({ signer: this.nostrAuth.signer });
+      const now = Math.floor(Date.now() / 1000);
+      const serverHostname = new URL(serverUrl).hostname;
+
+      const authTemplate = {
+        kind: 24242,
+        created_at: now,
+        content: 'Upload photo for place',
+        tags: [
+          ['t', 'upload'],
+          ['x', payloadHash],
+          ['expiration', String(now + 3600)],
+          ['server', serverHostname],
+        ],
+      };
+
+      const authEvent = await factory.sign(authTemplate);
+      const base64 = btoa(JSON.stringify(authEvent));
+      const base64url = base64
+        .replace(/\+/g, '-')
+        .replace(/\//g, '_')
+        .replace(/=+$/, '');
+      const authHeader = `Nostr ${base64url}`;
+
+      // eslint-disable-next-line warp-drive/no-external-request-patterns
+      const response = await fetch(uploadUrl, {
+        method: 'PUT',
+        headers: {
+          Authorization: authHeader,
+          'X-SHA-256': payloadHash,
+        },
+        body: file,
+      });
+
+      if (!response.ok) {
+        const text = await response.text();
+        throw new Error(`Upload failed (${response.status}): ${text}`);
+      }
+
+      const result = await response.json();
+      this.isUploaded = true;
+
+      if (this.args.onSuccess) {
+        this.args.onSuccess({
+          file,
+          url: result.url,
+          type: file.type,
+          dim,
+          hash: payloadHash,
+        });
+      }
+    } catch (e) {
+      this.error = e.message;
+    }
+  });
+
+  <template>
+    <div
+      class="photo-item
+        {{if this.uploadTask.isRunning 'is-uploading'}}
+        {{if this.error 'has-error'}}"
+    >
+      <img src={{this.thumbnailUrl}} alt="thumbnail" class="photo-item-img" />
+
+      {{#if this.uploadTask.isRunning}}
+        <div class="photo-item-overlay">
+          <Icon
+            @name="loading-ring"
+            @size={{24}}
+            @color="white"
+            class="spin-animation"
+          />
+        </div>
+      {{/if}}
+
+      {{#if this.error}}
+        <div class="photo-item-overlay error-overlay" title={{this.error}}>
+          <Icon @name="alert-circle" @size={{24}} @color="white" />
+        </div>
+      {{/if}}
+
+      {{#if this.isUploaded}}
+        <div class="photo-item-overlay success-overlay">
+          <Icon @name="check" @size={{24}} @color="white" />
+        </div>
+      {{/if}}
+
+      <button
+        type="button"
+        class="btn-remove-photo"
+        title="Remove photo"
+        {{on "click" (fn @onRemove @file)}}
+      >
+        <Icon @name="x" @size={{16}} @color="white" />
+      </button>
+    </div>
+  </template>
+}
--- a/app/components/place-photo-upload.gjs
+++ b/app/components/place-photo-upload.gjs
@@ -5,26 +5,20 @@ import { inject as service } from '@ember/service';
 import { on } from '@ember/modifier';
 import { EventFactory } from 'applesauce-core';
 import Geohash from 'latlon-geohash';
-
-const DEFAULT_BLOSSOM_SERVER = 'https://blossom.nostr.build';
-
-function bufferToHex(buffer) {
-  return Array.from(new Uint8Array(buffer))
-    .map((b) => b.toString(16).padStart(2, '0'))
-    .join('');
-}
+import PlacePhotoItem from './place-photo-item';
+import Icon from '#components/icon';
+import { or, not } from 'ember-truth-helpers';

 export default class PlacePhotoUpload extends Component {
  @service nostrAuth;
-  @service nostrData;
  @service nostrRelay;

-  @tracked photoUrl = '';
-  @tracked photoType = 'image/jpeg';
-  @tracked photoDim = '';
+  @tracked files = [];
+  @tracked uploadedPhotos = [];
  @tracked status = '';
  @tracked error = '';
-  @tracked isUploading = false;
+  @tracked isPublishing = false;
+  @tracked isDragging = false;

  get place() {
    return this.args.place || {};
@@ -34,106 +28,56 @@ export default class PlacePhotoUpload extends Component {
    return this.place.title || 'this place';
  }

-  get blossomServer() {
-    return this.nostrData.blossomServers[0] || DEFAULT_BLOSSOM_SERVER;
+  get allUploaded() {
+    return (
+      this.files.length > 0 && this.files.length === this.uploadedPhotos.length
+    );
  }

  @action
-  async handleFileSelected(event) {
-    const file = event.target.files[0];
-    if (!file) return;
+  handleFileSelect(event) {
+    this.addFiles(event.target.files);
+    event.target.value = ''; // Reset input
+  }

-    this.error = '';
-    this.status = 'Preparing upload...';
-    this.isUploading = true;
-    this.photoType = file.type;
+  @action
+  handleDragOver(event) {
+    event.preventDefault();
+    this.isDragging = true;
+  }

-    try {
-      if (!this.nostrAuth.isConnected) {
-        throw new Error('You must connect Nostr first.');
-      }
+  @action
+  handleDragLeave(event) {
+    event.preventDefault();
+    this.isDragging = false;
+  }

-      // 1. Get image dimensions
-      const dim = await new Promise((resolve) => {
-        const url = URL.createObjectURL(file);
-        const img = new Image();
-        img.onload = () => {
-          URL.revokeObjectURL(url);
-          resolve(`${img.width}x${img.height}`);
-        };
-        img.onerror = () => resolve('');
-        img.src = url;
-      });
-      this.photoDim = dim;
+  @action
+  handleDrop(event) {
+    event.preventDefault();
+    this.isDragging = false;
+    this.addFiles(event.dataTransfer.files);
+  }

-      // 2. Read file & compute hash
-      this.status = 'Computing hash...';
-      const buffer = await file.arrayBuffer();
-      const hashBuffer = await crypto.subtle.digest('SHA-256', buffer);
-      const payloadHash = bufferToHex(hashBuffer);
+  addFiles(fileList) {
+    if (!fileList) return;
+    const newFiles = Array.from(fileList).filter((f) =>
+      f.type.startsWith('image/')
+    );
+    this.files = [...this.files, ...newFiles];
+  }

-      // 3. Create BUD-11 Auth Event
-      this.status = 'Signing auth event...';
-      let serverUrl = this.blossomServer;
-      if (serverUrl.endsWith('/')) {
-        serverUrl = serverUrl.slice(0, -1);
-      }
-      const uploadUrl = `${serverUrl}/upload`;
+  @action
+  handleUploadSuccess(photoData) {
+    this.uploadedPhotos = [...this.uploadedPhotos, photoData];
+  }

-      const factory = new EventFactory({ signer: this.nostrAuth.signer });
-      const now = Math.floor(Date.now() / 1000);
-      const serverHostname = new URL(serverUrl).hostname;
-
-      const authTemplate = {
-        kind: 24242,
-        created_at: now,
-        content: 'Upload photo for place',
-        tags: [
-          ['t', 'upload'],
-          ['x', payloadHash],
-          ['expiration', String(now + 3600)],
-          ['server', serverHostname],
-        ],
-      };
-
-      const authEvent = await factory.sign(authTemplate);
-      const base64 = btoa(JSON.stringify(authEvent));
-      const base64url = base64
-        .replace(/\+/g, '-')
-        .replace(/\//g, '_')
-        .replace(/=+$/, '');
-      const authHeader = `Nostr ${base64url}`;
-
-      // 4. Upload to Blossom
-      this.status = `Uploading to ${serverUrl}...`;
-      // eslint-disable-next-line warp-drive/no-external-request-patterns
-      const response = await fetch(uploadUrl, {
-        method: 'PUT',
-        headers: {
-          Authorization: authHeader,
-          'X-SHA-256': payloadHash,
-        },
-        body: file,
-      });
-
-      if (!response.ok) {
-        const text = await response.text();
-        throw new Error(`Upload failed (${response.status}): ${text}`);
-      }
-
-      const result = await response.json();
-
-      this.photoUrl = result.url;
-      this.status = 'Photo uploaded! Ready to publish.';
-    } catch (e) {
-      this.error = e.message;
-      this.status = '';
-    } finally {
-      this.isUploading = false;
-      if (event && event.target) {
-        event.target.value = '';
-      }
-    }
+  @action
+  removeFile(fileToRemove) {
+    this.files = this.files.filter((f) => f !== fileToRemove);
+    this.uploadedPhotos = this.uploadedPhotos.filter(
+      (p) => p.file !== fileToRemove
+    );
  }

  @action
@@ -143,8 +87,8 @@ export default class PlacePhotoUpload extends Component {
      return;
    }

-    if (!this.photoUrl) {
-      this.error = 'Please upload a photo.';
+    if (!this.allUploaded) {
+      this.error = 'Please wait for all photos to finish uploading.';
      return;
    }

@@ -158,6 +102,7 @@ export default class PlacePhotoUpload extends Component {

    this.status = 'Publishing event...';
    this.error = '';
+    this.isPublishing = true;

    try {
      const factory = new EventFactory({ signer: this.nostrAuth.signer });
@@ -171,19 +116,21 @@ export default class PlacePhotoUpload extends Component {
        tags.push(['g', Geohash.encode(lat, lon, 9)]);
      }

-      const imeta = [
-        'imeta',
-        `url ${this.photoUrl}`,
-        `m ${this.photoType}`,
-        'alt A photo of a place',
-      ];
+      for (const photo of this.uploadedPhotos) {
+        const imeta = [
+          'imeta',
+          `url ${photo.url}`,
+          `m ${photo.type}`,
+          'alt A photo of a place',
+        ];

-      if (this.photoDim) {
-        imeta.splice(3, 0, `dim ${this.photoDim}`);
+        if (photo.dim) {
+          imeta.splice(3, 0, `dim ${photo.dim}`);
+        }
+
+        tags.push(imeta);
      }

-      tags.push(imeta);
-
      // NIP-XX draft Place Photo event
      const template = {
        kind: 360,
@@ -199,16 +146,21 @@ export default class PlacePhotoUpload extends Component {
      await this.nostrRelay.publish(event);

      this.status = 'Published successfully!';
-      this.photoUrl = '';
+
+      // Clear out the files so user can upload more or be done
+      this.files = [];
+      this.uploadedPhotos = [];
    } catch (e) {
      this.error = 'Failed to publish: ' + e.message;
      this.status = '';
+    } finally {
+      this.isPublishing = false;
    }
  }

  <template>
    <div class="place-photo-upload">
-      <h2>Add Photo for {{this.title}}</h2>
+      <h2>Add Photos for {{this.title}}</h2>

      {{#if this.error}}
        <div class="alert alert-error">
@@ -222,38 +174,53 @@ export default class PlacePhotoUpload extends Component {
        </div>
      {{/if}}

-      <div>
-        {{#if this.photoUrl}}
-          <div class="preview-group">
-            <p>Photo Preview:</p>
-            <img
-              src={{this.photoUrl}}
-              alt="Preview"
-              class="photo-preview-img"
-            />
-          </div>
-          <button
-            type="button"
-            class="btn btn-primary"
-            {{on "click" this.publish}}
-          >
-            Publish Event (kind: 360)
-          </button>
-        {{else}}
-          <label for="photo-upload-input">Select Photo</label>
-          <input
-            id="photo-upload-input"
-            type="file"
-            accept="image/*"
-            class="file-input"
-            disabled={{this.isUploading}}
-            {{on "change" this.handleFileSelected}}
-          />
-          {{#if this.isUploading}}
-            <p>Uploading...</p>
-          {{/if}}
-        {{/if}}
+      <div
+        class="dropzone {{if this.isDragging 'is-dragging'}}"
+        {{on "dragover" this.handleDragOver}}
+        {{on "dragleave" this.handleDragLeave}}
+        {{on "drop" this.handleDrop}}
+      >
+        <label for="photo-upload-input" class="dropzone-label">
+          <Icon @name="upload-cloud" @size={{48}} />
+          <p>Drag and drop photos here, or click to browse</p>
+        </label>
+        <input
+          id="photo-upload-input"
+          type="file"
+          accept="image/*"
+          multiple
+          class="file-input-hidden"
+          disabled={{this.isPublishing}}
+          {{on "change" this.handleFileSelect}}
+        />
      </div>
+
+      {{#if this.files.length}}
+        <div class="photo-grid">
+          {{#each this.files as |file|}}
+            <PlacePhotoItem
+              @file={{file}}
+              @onSuccess={{this.handleUploadSuccess}}
+              @onRemove={{this.removeFile}}
+            />
+          {{/each}}
+        </div>
+
+        <button
+          type="button"
+          class="btn btn-primary btn-publish"
+          disabled={{or (not this.allUploaded) this.isPublishing}}
+          {{on "click" this.publish}}
+        >
+          {{#if this.isPublishing}}
+            Publishing...
+          {{else}}
+            Publish
+            {{this.files.length}}
+            Photo(s)
+          {{/if}}
+        </button>
+      {{/if}}
    </div>
  </template>
 }