Navigate between blocks using keyboard arrows.

This commit is contained in:
softsimon 2020-03-21 03:38:18 +07:00
parent 4ae5576452
commit 69827843c9
No known key found for this signature in database
GPG Key ID: 488D7DCFB5A430D7
8 changed files with 73 additions and 15 deletions

View File

@ -46,7 +46,7 @@
<tbody>
<tr>
<td class="mobile-width">Hash</td>
<td><a [routerLink]="['/block/', block.id]" title="{{ block.id }}">{{ block.id | shortenString : 16 }}</a> <app-clipboard [text]="block.id"></app-clipboard></td>
<td><a [routerLink]="['/block/', block.id]" title="{{ block.id }}">{{ block.id | shortenString : 13 }}</a> <app-clipboard [text]="block.id"></app-clipboard></td>
</tr>
<tr *ngIf="block.medianFee !== undefined">
<td>Median fee</td>

View File

@ -16,5 +16,5 @@
</div>
</div>
</div>
<div [hidden]="!arrowVisible" id="arrow-up" [ngStyle]="{'left': arrowLeftPx + 'px' }"></div>
<div [hidden]="!arrowVisible" id="arrow-up" [style.transition]="transition" [ngStyle]="{'left': arrowLeftPx + 'px' }"></div>
</div>

View File

@ -42,8 +42,8 @@
.fees {
font-size: 14px;
margin-top: 10px;
margin-bottom: 8px;
margin-top: 12px;
margin-bottom: 6px;
}
.transaction-count {
@ -95,7 +95,6 @@
position: relative;
left: 30px;
top: 140px;
transition: 1s;
width: 0;
height: 0;
border-left: 35px solid transparent;

View File

@ -1,7 +1,8 @@
import { Component, OnInit, OnDestroy, Input, OnChanges } from '@angular/core';
import { Component, OnInit, OnDestroy, Input, OnChanges, HostListener } from '@angular/core';
import { Subscription } from 'rxjs';
import { Block } from 'src/app/interfaces/electrs.interface';
import { StateService } from 'src/app/services/state.service';
import { Router } from '@angular/router';
@Component({
selector: 'app-blockchain-blocks',
@ -18,8 +19,11 @@ export class BlockchainBlocksComponent implements OnInit, OnChanges, OnDestroy {
arrowVisible = false;
arrowLeftPx = 30;
transition = '1s';
constructor(
private stateService: StateService,
private router: Router,
) { }
ngOnInit() {
@ -31,12 +35,12 @@ export class BlockchainBlocksComponent implements OnInit, OnChanges, OnDestroy {
this.blocks.unshift(block);
this.blocks = this.blocks.slice(0, 8);
this.moveArrowToPosition();
this.moveArrowToPosition(true);
});
}
ngOnChanges() {
this.moveArrowToPosition();
this.moveArrowToPosition(false);
}
ngOnDestroy() {
@ -44,15 +48,41 @@ export class BlockchainBlocksComponent implements OnInit, OnChanges, OnDestroy {
clearInterval(this.interval);
}
moveArrowToPosition() {
@HostListener('document:keydown', ['$event'])
handleKeyboardEvents(event: KeyboardEvent) {
if (!this.markHeight) {
return;
}
if (event.key === 'ArrowRight') {
const blockindex = this.blocks.findIndex((b) => b.height === this.markHeight);
if (this.blocks[blockindex + 1]) {
this.router.navigate(['/block/', this.blocks[blockindex + 1].id], { state: { data: { block: this.blocks[blockindex + 1] } } });
}
} else if (event.key === 'ArrowLeft') {
const blockindex = this.blocks.findIndex((b) => b.height === this.markHeight);
if (blockindex === 0) {
this.router.navigate(['/mempool-block/', '0']);
} else {
this.router.navigate(['/block/', this.blocks[blockindex - 1].id], { state: { data: { block: this.blocks[blockindex - 1] }}});
}
}
}
moveArrowToPosition(animate: boolean) {
if (!this.markHeight) {
this.arrowVisible = false;
return;
}
const blockindex = this.blocks.findIndex((b) => b.height === this.markHeight);
if (blockindex !== -1) {
if (!animate) {
this.transition = 'inherit';
}
this.arrowVisible = true;
this.arrowLeftPx = blockindex * 155 + 30;
if (!animate) {
setTimeout(() => this.transition = '1s');
}
}
}

View File

@ -2,6 +2,7 @@ import { Component, OnInit, OnDestroy, Input } from '@angular/core';
import { Subscription } from 'rxjs';
import { take } from 'rxjs/operators';
import { StateService } from 'src/app/services/state.service';
import { Router } from '@angular/router';
@Component({
selector: 'app-blockchain',
@ -23,6 +24,7 @@ export class BlockchainComponent implements OnInit, OnDestroy {
constructor(
private stateService: StateService,
private router: Router,
) {}
ngOnInit() {
@ -30,7 +32,7 @@ export class BlockchainComponent implements OnInit, OnDestroy {
.pipe(
take(1)
)
.subscribe((block) => this.isLoading = false);
.subscribe(() => this.isLoading = false);
}
ngOnDestroy() {

View File

@ -18,5 +18,5 @@
</div>
</div>
</div>
<div *ngIf="arrowVisible" id="arrow-up" [ngStyle]="{'right': rightPosition + 75 + 'px' }"></div>
<div *ngIf="arrowVisible" id="arrow-up" [ngStyle]="{'right': rightPosition + 75 + 'px', transition: transition }"></div>
</div>

View File

@ -46,8 +46,8 @@
.fees {
font-size: 14px;
margin-top: 10px;
margin-bottom: 8px;
margin-top: 12px;
margin-bottom: 6px;
}
.transaction-count {
@ -97,7 +97,6 @@
position: relative;
right: 75px;
top: 140px;
transition: 1s;
width: 0;
height: 0;
border-left: 35px solid transparent;

View File

@ -1,7 +1,8 @@
import { Component, OnInit, OnDestroy, Input, EventEmitter, Output, OnChanges, HostListener } from '@angular/core';
import { Component, OnInit, OnDestroy, Input, OnChanges, HostListener } from '@angular/core';
import { Subscription } from 'rxjs';
import { MempoolBlock } from 'src/app/interfaces/websocket.interface';
import { StateService } from 'src/app/services/state.service';
import { Router } from '@angular/router';
@Component({
selector: 'app-mempool-blocks',
@ -18,11 +19,13 @@ export class MempoolBlocksComponent implements OnInit, OnChanges, OnDestroy {
arrowVisible = false;
rightPosition = 0;
transition = '1s';
@Input() txFeePerVSize: number;
@Input() markIndex: number;
constructor(
private router: Router,
private stateService: StateService,
) { }
@ -43,6 +46,29 @@ export class MempoolBlocksComponent implements OnInit, OnChanges, OnDestroy {
}
}
@HostListener('document:keydown', ['$event'])
handleKeyboardEvents(event: KeyboardEvent) {
if (this.markIndex === -1) {
return;
}
if (event.key === 'ArrowRight') {
if (this.mempoolBlocks[this.markIndex - 1]) {
this.router.navigate(['/mempool-block/', this.markIndex - 1]);
} else {
this.stateService.blocks$
.subscribe((block) => {
if (this.stateService.latestBlockHeight === block.height) {
this.router.navigate(['/block/', block.id], { state: { data: { block } }});
}
});
}
} else if (event.key === 'ArrowLeft') {
if (this.mempoolBlocks[this.markIndex + 1]) {
this.router.navigate(['/mempool-block/', this.markIndex + 1]);
}
}
}
ngOnChanges() {
this.calculateTransactionPosition();
}
@ -95,8 +121,10 @@ export class MempoolBlocksComponent implements OnInit, OnChanges, OnDestroy {
this.arrowVisible = false;
return;
} else if (this.markIndex > -1) {
this.transition = 'inherit';
this.rightPosition = this.markIndex * (this.blockWidth + this.blockPadding) + 0.5 * this.blockWidth;
this.arrowVisible = true;
setTimeout(() => this.transition = '1s');
return;
}