mirror of
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122 lines
2.9 KiB
Go
122 lines
2.9 KiB
Go
package widget
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import (
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"context"
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"errors"
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"html/template"
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"strings"
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"time"
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"github.com/glanceapp/glance/internal/assets"
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"github.com/glanceapp/glance/internal/feed"
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)
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type Reddit struct {
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widgetBase `yaml:",inline"`
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Posts feed.ForumPosts `yaml:"-"`
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Subreddit string `yaml:"subreddit"`
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Style string `yaml:"style"`
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ShowThumbnails bool `yaml:"show-thumbnails"`
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ShowFlairs bool `yaml:"show-flairs"`
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SortBy string `yaml:"sort-by"`
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TopPeriod string `yaml:"top-period"`
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Search string `yaml:"search"`
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ExtraSortBy string `yaml:"extra-sort-by"`
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CommentsUrlTemplate string `yaml:"comments-url-template"`
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Limit int `yaml:"limit"`
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CollapseAfter int `yaml:"collapse-after"`
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RequestUrlTemplate string `yaml:"request-url-template"`
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}
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func (widget *Reddit) Initialize() error {
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if widget.Subreddit == "" {
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return errors.New("no subreddit specified")
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}
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if widget.Limit <= 0 {
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widget.Limit = 15
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}
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if widget.CollapseAfter == 0 || widget.CollapseAfter < -1 {
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widget.CollapseAfter = 5
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}
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if !isValidRedditSortType(widget.SortBy) {
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widget.SortBy = "hot"
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}
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if !isValidRedditTopPeriod(widget.TopPeriod) {
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widget.TopPeriod = "day"
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}
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if widget.RequestUrlTemplate != "" {
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if !strings.Contains(widget.RequestUrlTemplate, "{REQUEST-URL}") {
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return errors.New("no `{REQUEST-URL}` placeholder specified")
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}
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}
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widget.
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withTitle("/r/" + widget.Subreddit).
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withTitleURL("https://www.reddit.com/r/" + widget.Subreddit + "/").
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withCacheDuration(30 * time.Minute)
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return nil
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}
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func isValidRedditSortType(sortBy string) bool {
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return sortBy == "hot" ||
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sortBy == "new" ||
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sortBy == "top" ||
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sortBy == "rising"
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}
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func isValidRedditTopPeriod(period string) bool {
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return period == "hour" ||
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period == "day" ||
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period == "week" ||
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period == "month" ||
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period == "year" ||
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period == "all"
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}
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func (widget *Reddit) Update(ctx context.Context) {
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// TODO: refactor, use a struct to pass all of these
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posts, err := feed.FetchSubredditPosts(
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widget.Subreddit,
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widget.SortBy,
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widget.TopPeriod,
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widget.Search,
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widget.CommentsUrlTemplate,
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widget.RequestUrlTemplate,
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widget.ShowFlairs,
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)
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if !widget.canContinueUpdateAfterHandlingErr(err) {
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return
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}
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if len(posts) > widget.Limit {
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posts = posts[:widget.Limit]
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}
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if widget.ExtraSortBy == "engagement" {
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posts.CalculateEngagement()
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posts.SortByEngagement()
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}
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widget.Posts = posts
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}
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func (widget *Reddit) Render() template.HTML {
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if widget.Style == "horizontal-cards" {
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return widget.render(widget, assets.RedditCardsHorizontalTemplate)
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}
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if widget.Style == "vertical-cards" {
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return widget.render(widget, assets.RedditCardsVerticalTemplate)
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}
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return widget.render(widget, assets.ForumPostsTemplate)
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}
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