Pagination

This commit is contained in:
LittleSheep 2024-02-03 15:20:32 +08:00
parent 807f7cff46
commit 1f4164e72a
15 changed files with 394 additions and 226 deletions

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@ -8,6 +8,7 @@ import (
func RunMigration(source *gorm.DB) error {
if err := source.AutoMigrate(
&models.Account{},
&models.AccountMembership{},
&models.Realm{},
&models.Category{},
&models.Tag{},

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@ -1,5 +1,7 @@
package models
import "time"
// Account profiles basically fetched from Hydrogen.Passport
// But cache at here for better usage
// At the same time this model can make relations between local models
@ -17,3 +19,11 @@ type Account struct {
Realms []Realm `json:"realms"`
ExternalID uint `json:"external_id"`
}
type AccountMembership struct {
ID uint `json:"id" gorm:"primaryKey"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
FollowerID uint
FollowingID uint
}

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@ -12,7 +12,11 @@ type Post struct {
Categories []Category `gorm:"many2many:post_categories"`
LikedAccounts []PostLike `json:"liked_accounts"`
DislikedAccounts []PostDislike `json:"disliked_accounts"`
RepostTo *Post `json:"repost_to" gorm:"foreignKey:RepostID"`
ReplyTo *Post `json:"reply_to" gorm:"foreignKey:ReplyID"`
PublishedAt time.Time `json:"published_at"`
RepostID *uint `json:"repost_id"`
ReplyID *uint `json:"reply_id"`
RealmID *uint `json:"realm_id"`
AuthorID uint `json:"author_id"`
Author Account `json:"author"`

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@ -4,11 +4,9 @@ import (
"code.smartsheep.studio/hydrogen/interactive/pkg/database"
"code.smartsheep.studio/hydrogen/interactive/pkg/models"
"code.smartsheep.studio/hydrogen/interactive/pkg/services"
"fmt"
"github.com/gofiber/fiber/v2"
"github.com/google/uuid"
"github.com/samber/lo"
"github.com/spf13/viper"
"strings"
)
@ -17,7 +15,6 @@ func listPost(c *fiber.Ctx) error {
offset := c.QueryInt("offset", 0)
var count int64
var posts []*models.Post
if err := database.C.
Where(&models.Post{RealmID: nil}).
Model(&models.Post{}).
@ -25,48 +22,9 @@ func listPost(c *fiber.Ctx) error {
return fiber.NewError(fiber.StatusInternalServerError, err.Error())
}
if err := database.C.
Where(&models.Post{RealmID: nil}).
Limit(take).
Offset(offset).
Order("created_at desc").
Preload("Author").
Find(&posts).Error; err != nil {
return fiber.NewError(fiber.StatusInternalServerError, err.Error())
}
postIds := lo.Map(posts, func(item *models.Post, _ int) uint {
return item.ID
})
var reactInfo []struct {
PostID uint
LikeCount int64
DislikeCount int64
}
prefix := viper.GetString("database.prefix")
database.C.Raw(fmt.Sprintf(`SELECT t.id as post_id,
COALESCE(l.like_count, 0) AS like_count,
COALESCE(d.dislike_count, 0) AS dislike_count
FROM %sposts t
LEFT JOIN (SELECT post_id, COUNT(*) AS like_count
FROM %spost_likes
GROUP BY post_id) l ON t.id = l.post_id
LEFT JOIN (SELECT post_id, COUNT(*) AS dislike_count
FROM %spost_dislikes
GROUP BY post_id) d ON t.id = d.post_id
WHERE t.id IN (?)`, prefix, prefix, prefix), postIds).Scan(&reactInfo)
postMap := lo.SliceToMap(posts, func(item *models.Post) (uint, *models.Post) {
return item.ID, item
})
for _, info := range reactInfo {
if post, ok := postMap[info.PostID]; ok {
post.LikeCount = info.LikeCount
post.DislikeCount = info.DislikeCount
}
posts, err := services.ListPost(take, offset)
if err != nil {
return fiber.NewError(fiber.StatusBadRequest, err.Error())
}
return c.JSON(fiber.Map{

View File

@ -57,6 +57,7 @@ func NewServer() {
api := A.Group("/api").Name("API")
{
api.Get("/users/me", auth, getUserinfo)
api.Get("/users/:accountId/follow", auth, doFollowAccount)
api.Get("/auth", doLogin)
api.Get("/auth/callback", doPostLogin)

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@ -3,6 +3,7 @@ package server
import (
"code.smartsheep.studio/hydrogen/interactive/pkg/database"
"code.smartsheep.studio/hydrogen/interactive/pkg/models"
"code.smartsheep.studio/hydrogen/interactive/pkg/services"
"github.com/gofiber/fiber/v2"
)
@ -18,3 +19,27 @@ func getUserinfo(c *fiber.Ctx) error {
return c.JSON(data)
}
func doFollowAccount(c *fiber.Ctx) error {
user := c.Locals("principal").(models.Account)
id, _ := c.ParamsInt("accountId", 0)
var account models.Account
if err := database.C.Where(&models.Account{
BaseModel: models.BaseModel{ID: uint(id)},
}).First(&account).Error; err != nil {
return fiber.NewError(fiber.StatusNotFound, err.Error())
}
if _, ok := services.GetAccountFollowed(user, account); ok {
if err := services.UnfollowAccount(user.ID, account.ID); err != nil {
return fiber.NewError(fiber.StatusBadRequest, err.Error())
}
return c.SendStatus(fiber.StatusNoContent)
} else {
if err := services.FollowAccount(user.ID, account.ID); err != nil {
return fiber.NewError(fiber.StatusBadRequest, err.Error())
}
return c.SendStatus(fiber.StatusCreated)
}
}

32
pkg/services/accounts.go Normal file
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@ -0,0 +1,32 @@
package services
import (
"code.smartsheep.studio/hydrogen/interactive/pkg/database"
"code.smartsheep.studio/hydrogen/interactive/pkg/models"
"errors"
"gorm.io/gorm"
)
func FollowAccount(followerId, followingId uint) error {
relationship := models.AccountMembership{
FollowerID: followerId,
FollowingID: followingId,
}
return database.C.Create(&relationship).Error
}
func UnfollowAccount(followerId, followingId uint) error {
return database.C.Where(models.AccountMembership{
FollowerID: followerId,
FollowingID: followingId,
}).Delete(&models.AccountMembership{}).Error
}
func GetAccountFollowed(user models.Account, target models.Account) (models.AccountMembership, bool) {
var relationship models.AccountMembership
err := database.C.Model(&models.AccountMembership{}).
Where(&models.AccountMembership{FollowerID: user.ID, FollowingID: target.ID}).
Find(&relationship).
Error
return relationship, !errors.Is(err, gorm.ErrRecordNotFound)
}

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@ -4,9 +4,61 @@ import (
"code.smartsheep.studio/hydrogen/interactive/pkg/database"
"code.smartsheep.studio/hydrogen/interactive/pkg/models"
"errors"
"fmt"
"github.com/samber/lo"
"github.com/spf13/viper"
"gorm.io/gorm"
)
func ListPost(take int, offset int) ([]*models.Post, error) {
var posts []*models.Post
if err := database.C.
Where(&models.Post{RealmID: nil}).
Limit(take).
Offset(offset).
Order("created_at desc").
Preload("Author").
Find(&posts).Error; err != nil {
return posts, err
}
postIds := lo.Map(posts, func(item *models.Post, _ int) uint {
return item.ID
})
var reactInfo []struct {
PostID uint
LikeCount int64
DislikeCount int64
}
prefix := viper.GetString("database.prefix")
database.C.Raw(fmt.Sprintf(`SELECT t.id as post_id,
COALESCE(l.like_count, 0) AS like_count,
COALESCE(d.dislike_count, 0) AS dislike_count
FROM %sposts t
LEFT JOIN (SELECT post_id, COUNT(*) AS like_count
FROM %spost_likes
GROUP BY post_id) l ON t.id = l.post_id
LEFT JOIN (SELECT post_id, COUNT(*) AS dislike_count
FROM %spost_dislikes
GROUP BY post_id) d ON t.id = d.post_id
WHERE t.id IN (?)`, prefix, prefix, prefix), postIds).Scan(&reactInfo)
postMap := lo.SliceToMap(posts, func(item *models.Post) (uint, *models.Post) {
return item.ID, item
})
for _, info := range reactInfo {
if post, ok := postMap[info.PostID]; ok {
post.LikeCount = info.LikeCount
post.DislikeCount = info.DislikeCount
}
}
return posts, nil
}
func NewPost(
user models.Account,
alias, title, content string,

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@ -0,0 +1,99 @@
import { createSignal, Show } from "solid-js";
import { getAtk, useUserinfo } from "../stores/userinfo.tsx";
export default function PostItem(props: { post: any, onError: (message: string | null) => void, onReact: () => void }) {
const [reacting, setReacting] = createSignal(false);
const userinfo = useUserinfo();
async function reactPost(item: any, type: string) {
setReacting(true);
const res = await fetch(`/api/posts/${item.id}/react/${type}`, {
method: "POST",
headers: { "Authorization": `Bearer ${getAtk()}` }
});
if (res.status !== 201 && res.status !== 204) {
props.onError(await res.text());
} else {
props.onReact();
props.onError(null);
}
setReacting(false);
}
return (
<div class="post-item">
<div class="flex bg-base-200">
<div class="avatar">
<div class="w-12">
<Show when={props.post.author.avatar}
fallback={<span class="text-3xl">{props.post.author.name.substring(0, 1)}</span>}>
<img alt="avatar" src={props.post.author.avatar} />
</Show>
</div>
</div>
<div class="flex items-center px-5">
<div>
<h3 class="font-bold text-sm">{props.post.author.name}</h3>
<p class="text-xs">{props.post.author.description}</p>
</div>
</div>
</div>
<article class="py-5 px-7">
<h2 class="card-title">{props.post.title}</h2>
<article class="prose">{props.post.content}</article>
</article>
<div class="grid grid-cols-3 border-y border-base-200">
<div class="col-span-2 grid grid-cols-4">
<div class="tooltip" data-tip="Daisuki">
<button type="button" class="btn btn-ghost btn-block" disabled={reacting()}
onClick={() => reactPost(props.post, "like")}>
<i class="fa-solid fa-thumbs-up"></i>
<code class="font-mono">{props.post.like_count}</code>
</button>
</div>
<div class="tooltip" data-tip="Daikirai">
<button type="button" class="btn btn-ghost btn-block" disabled={reacting()}
onClick={() => reactPost(props.post, "dislike")}>
<i class="fa-solid fa-thumbs-down"></i>
<code class="font-mono">{props.post.dislike_count}</code>
</button>
</div>
<div class="tooltip" data-tip="Reply">
<button type="button" class="btn btn-ghost btn-block">
<i class="fa-solid fa-reply"></i>
</button>
</div>
<div class="tooltip" data-tip="Repost">
<button type="button" class="btn btn-ghost btn-block">
<i class="fa-solid fa-retweet"></i>
</button>
</div>
</div>
<div class="flex justify-end">
<div class="dropdown dropdown-end">
<div tabIndex="0" role="button" class="btn btn-ghost w-12">
<i class="fa-solid fa-ellipsis-vertical"></i>
</div>
<ul tabIndex="0" class="dropdown-content z-[1] menu p-2 shadow bg-base-100 rounded-box w-52">
<Show when={userinfo?.profiles?.id === props.post.author_id}>
<li><a>Edit</a></li>
</Show>
<li><a>Report</a></li>
</ul>
</div>
</div>
</div>
</div>
);
}

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@ -0,0 +1,3 @@
.paginationControl {
background-color: transparent !important;
}

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@ -0,0 +1,75 @@
import { createMemo, createSignal, For, Show } from "solid-js";
import styles from "./PostList.module.css";
import PostPublish from "./PostPublish.tsx";
import PostItem from "./PostItem.tsx";
export default function PostList(props: { onError: (message: string | null) => void }) {
const [loading, setLoading] = createSignal(true);
const [posts, setPosts] = createSignal<any[]>([]);
const [postCount, setPostCount] = createSignal(0);
const [page, setPage] = createSignal(1);
const pageCount = createMemo(() => Math.ceil(postCount() / 10));
async function readPosts() {
setLoading(true);
const res = await fetch("/api/posts?" + new URLSearchParams({
take: (10).toString(),
offset: ((page() - 1) * 10).toString()
}));
if (res.status !== 200) {
props.onError(await res.text());
} else {
const data = await res.json();
setPosts(data["data"]);
setPostCount(data["count"]);
props.onError(null);
}
setLoading(false);
}
readPosts();
function changePage(pn: number) {
setPage(pn);
readPosts().then(() => {
setTimeout(() => window.scrollTo({ top: 0, behavior: "smooth" }), 16);
});
}
return (
<div id="post-list">
<PostPublish onPost={() => readPosts()} onError={props.onError} />
<div id="posts">
<For each={posts()}>
{item => <PostItem post={item} onReact={() => readPosts()} onError={props.onError} />}
</For>
<div class="flex justify-center">
<div class="join">
<button class={`join-item btn btn-ghost ${styles.paginationControl}`} disabled={page() <= 1}
onClick={() => changePage(page() - 1)}>
<i class="fa-solid fa-caret-left"></i>
</button>
<button class="join-item btn btn-ghost">Page {page()}</button>
<button class={`join-item btn btn-ghost ${styles.paginationControl}`} disabled={page() >= pageCount()}
onClick={() => changePage(page() + 1)}>
<i class="fa-solid fa-caret-right"></i>
</button>
</div>
</div>
<Show when={loading()}>
<div class="w-full border-b border-base-200 pt-5 pb-7 text-center">
<p class="loading loading-lg loading-infinity"></p>
<p>Creating fake news...</p>
</div>
</Show>
</div>
</div>
);
}

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@ -0,0 +1,4 @@
.publishInput {
outline-style: none !important;
outline-width: 0 !important;
}

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@ -0,0 +1,81 @@
import { createSignal, Show } from "solid-js";
import { getAtk, useUserinfo } from "../stores/userinfo.tsx";
import styles from "./PostPublish.module.css";
export default function PostPublish(props: {
replying?: any,
reposting?: any,
onError: (message: string | null) => void,
onPost: () => void
}) {
const userinfo = useUserinfo();
const [submitting, setSubmitting] = createSignal(false);
async function doPost(evt: SubmitEvent) {
evt.preventDefault();
const form = evt.target as HTMLFormElement;
const data = Object.fromEntries(new FormData(form));
if (!data.content) return;
setSubmitting(true);
const res = await fetch("/api/posts", {
method: "POST",
headers: {
"Content-Type": "application/json",
"Authorization": `Bearer ${getAtk()}`
},
body: JSON.stringify({
alias: data.alias ?? crypto.randomUUID().replace(/-/g, ""),
title: data.title,
content: data.content
})
});
if (res.status !== 200) {
props.onError(await res.text());
} else {
form.reset();
props.onPost();
props.onError(null);
}
setSubmitting(false);
}
return (
<form id="publish" onSubmit={doPost}>
<div id="publish-identity" class="flex border-y border-base-200">
<div class="avatar">
<div class="w-12">
<Show when={userinfo?.profiles?.avatar}
fallback={<span class="text-3xl">{userinfo?.displayName.substring(0, 1)}</span>}>
<img alt="avatar" src={userinfo?.profiles?.avatar} />
</Show>
</div>
</div>
<div class="flex flex-grow">
<input name="title" class={`${styles.publishInput} input w-full`}
placeholder="The describe for a long content (Optional)" />
</div>
</div>
<textarea name="content" class={`${styles.publishInput} textarea w-full`}
placeholder="What's happend?!" />
<div id="publish-actions" class="flex justify-between border-y border-base-200">
<div>
<button type="button" class="btn btn-ghost">
<i class="fa-solid fa-paperclip"></i>
</button>
</div>
<button type="submit" class="btn btn-primary" disabled={submitting()}>
<Show when={submitting()} fallback={"Post a post"}>
<span class="loading"></span>
</Show>
</button>
</div>
</form>
);
}

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@ -1,8 +1,3 @@
.publishInput {
outline-style: none !important;
outline-width: 0 !important;
}
.wrapper {
display: grid;
grid-template-columns: 1fr;

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@ -1,84 +1,11 @@
import { getAtk, useUserinfo } from "../stores/userinfo.tsx";
import { createEffect, createSignal, For, Show } from "solid-js";
import styles from "./feed.module.css";
import PostList from "../components/PostList.tsx";
export default function DashboardPage() {
const userinfo = useUserinfo();
const [error, setError] = createSignal<string | null>(null);
const [loading, setLoading] = createSignal(true);
const [submitting, setSubmitting] = createSignal(false);
const [reacting, setReacting] = createSignal(false);
const [posts, setPosts] = createSignal<any[]>([]);
const [postCount, setPostCount] = createSignal(0);
const [page, setPage] = createSignal(1);
async function readPosts() {
setLoading(true);
const res = await fetch("/api/posts?" + new URLSearchParams({
take: (10).toString(),
skip: ((page() - 1) * 10).toString()
}));
if (res.status !== 200) {
setError(await res.text());
} else {
const data = await res.json();
setPosts(data["data"]);
setPostCount(data["count"]);
setError(null);
}
setLoading(false);
}
createEffect(() => readPosts(), [page()]);
async function doPost(evt: SubmitEvent) {
evt.preventDefault();
const form = evt.target as HTMLFormElement;
const data = Object.fromEntries(new FormData(form));
if (!data.content) return;
setSubmitting(true);
const res = await fetch("/api/posts", {
method: "POST",
headers: {
"Content-Type": "application/json",
"Authorization": `Bearer ${getAtk()}`
},
body: JSON.stringify({
alias: data.alias ?? crypto.randomUUID().replace(/-/g, ""),
title: data.title,
content: data.content
})
});
if (res.status !== 200) {
setError(await res.text());
} else {
await readPosts();
form.reset();
setError(null);
}
setSubmitting(false);
}
async function reactPost(item: any, type: string) {
setReacting(true);
const res = await fetch(`/api/posts/${item.id}/react/${type}`, {
method: "POST",
headers: { "Authorization": `Bearer ${getAtk()}` }
});
if (res.status !== 201 && res.status !== 204) {
setError(await res.text());
} else {
await readPosts();
setError(null);
}
setReacting(false);
}
return (
<div class={`${styles.wrapper} container mx-auto`}>
@ -98,107 +25,8 @@ export default function DashboardPage() {
</div>
</Show>
</div>
<form id="publish" onSubmit={doPost}>
<div id="publish-identity" class="flex border-y border-base-200">
<div class="avatar">
<div class="w-12">
<Show when={userinfo?.profiles?.avatar}
fallback={<span class="text-3xl">{userinfo?.displayName.substring(0, 1)}</span>}>
<img alt="avatar" src={userinfo?.profiles?.avatar} />
</Show>
</div>
</div>
<div class="flex flex-grow">
<input name="title" class={`${styles.publishInput} input w-full`}
placeholder="The describe for a long content (Optional)" />
</div>
</div>
<textarea name="content" class={`${styles.publishInput} textarea w-full`}
placeholder="What's happend?!" />
<div id="publish-actions" class="flex justify-between border-y border-base-200">
<div>
<button type="button" class="btn btn-ghost">
<i class="fa-solid fa-paperclip"></i>
</button>
</div>
<button type="submit" class="btn btn-primary" disabled={submitting()}>
<Show when={submitting()} fallback={"Post a post"}>
<span class="loading"></span>
</Show>
</button>
</div>
</form>
<div id="posts">
<For each={posts()}>
{item => <div class="post-item">
<div class="flex bg-base-200">
<div class="avatar">
<div class="w-12">
<Show when={item.author.avatar}
fallback={<span class="text-3xl">{item.author.name.substring(0, 1)}</span>}>
<img alt="avatar" src={item.author.avatar} />
</Show>
</div>
</div>
<div class="flex items-center px-5">
<div>
<h3 class="font-bold text-sm">{item.author.name}</h3>
<p class="text-xs">{item.author.description}</p>
</div>
</div>
</div>
<article class="py-5 px-7">
<h2 class="card-title">{item.title}</h2>
<article class="prose">{item.content}</article>
</article>
<div class="grid grid-cols-4 border-y border-base-200">
<div class="tooltip" data-tip="Daisuki">
<button type="button" class="btn btn-ghost btn-block" disabled={reacting()}
onClick={() => reactPost(item, "like")}>
<i class="fa-solid fa-thumbs-up"></i>
<code class="font-mono">{item.like_count}</code>
</button>
</div>
<div class="tooltip" data-tip="Daikirai">
<button type="button" class="btn btn-ghost btn-block" disabled={reacting()}
onClick={() => reactPost(item, "dislike")}>
<i class="fa-solid fa-thumbs-down"></i>
<code class="font-mono">{item.dislike_count}</code>
</button>
</div>
<button type="button" class="btn btn-ghost">
<i class="fa-solid fa-reply"></i>
<span>Reply</span>
</button>
<button type="button" class="btn btn-ghost">
<i class="fa-solid fa-retweet"></i>
<span>Forward</span>
</button>
</div>
</div>}
</For>
<Show when={loading()}>
<div class="w-full border-b border-base-200 pt-5 pb-7 text-center">
<p class="loading loading-lg loading-infinity"></p>
<p>Creating fake news...</p>
</div>
</Show>
</div>
<PostList onError={setError} />
</div>