324 lines
9.2 KiB
Go
324 lines
9.2 KiB
Go
package website
|
|
|
|
import (
|
|
"fmt"
|
|
"html/template"
|
|
"net/http"
|
|
"time"
|
|
|
|
"git.handmade.network/hmn/hmn/src/db"
|
|
"git.handmade.network/hmn/hmn/src/hmnurl"
|
|
"git.handmade.network/hmn/hmn/src/models"
|
|
"git.handmade.network/hmn/hmn/src/oops"
|
|
"git.handmade.network/hmn/hmn/src/templates"
|
|
)
|
|
|
|
type LandingTemplateData struct {
|
|
templates.BaseData
|
|
|
|
NewsPost LandingPageFeaturedPost
|
|
PostColumns [][]LandingPageProject
|
|
ShowcaseTimelineJson string
|
|
|
|
FeedUrl string
|
|
PodcastUrl string
|
|
StreamsUrl string
|
|
IRCUrl string
|
|
DiscordUrl string
|
|
ShowUrl string
|
|
ShowcaseUrl string
|
|
}
|
|
|
|
type LandingPageProject struct {
|
|
Project templates.Project
|
|
FeaturedPost *LandingPageFeaturedPost
|
|
Posts []templates.PostListItem
|
|
ForumsUrl string
|
|
}
|
|
|
|
type LandingPageFeaturedPost struct {
|
|
Title string
|
|
Url string
|
|
User templates.User
|
|
Date time.Time
|
|
Unread bool
|
|
Content template.HTML
|
|
}
|
|
|
|
func Index(c *RequestContext) ResponseData {
|
|
const maxPosts = 5
|
|
const numProjectsToGet = 7
|
|
|
|
c.Perf.StartBlock("SQL", "Fetch projects")
|
|
iterProjects, err := db.Query(c.Context(), c.Conn, models.Project{},
|
|
`
|
|
SELECT $columns
|
|
FROM handmade_project
|
|
WHERE
|
|
(flags = 0 AND NOT lifecycle = ANY($1))
|
|
OR id = $2
|
|
ORDER BY all_last_updated DESC
|
|
LIMIT $3
|
|
`,
|
|
[]models.ProjectLifecycle{models.ProjectLifecycleUnapproved, models.ProjectLifecycleApprovalRequired},
|
|
models.HMNProjectID,
|
|
numProjectsToGet*2, // hedge your bets against projects that don't have any content
|
|
)
|
|
if err != nil {
|
|
return ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to get projects for home page"))
|
|
}
|
|
defer iterProjects.Close()
|
|
|
|
var pageProjects []LandingPageProject
|
|
|
|
allProjects := iterProjects.ToSlice()
|
|
c.Perf.EndBlock()
|
|
|
|
c.Perf.StartBlock("SQL", "Fetch category tree")
|
|
categoryTree := models.GetFullCategoryTree(c.Context(), c.Conn)
|
|
lineageBuilder := models.MakeCategoryLineageBuilder(categoryTree)
|
|
c.Perf.EndBlock()
|
|
|
|
var currentUserId *int
|
|
if c.CurrentUser != nil {
|
|
currentUserId = &c.CurrentUser.ID
|
|
}
|
|
|
|
c.Perf.StartBlock("LANDING", "Process projects")
|
|
for _, projRow := range allProjects {
|
|
proj := projRow.(*models.Project)
|
|
|
|
c.Perf.StartBlock("SQL", fmt.Sprintf("Fetch posts for %s", proj.Name))
|
|
type projectPostQuery struct {
|
|
Post models.Post `db:"post"`
|
|
Thread models.Thread `db:"thread"`
|
|
User models.User `db:"auth_user"`
|
|
LibraryResource *models.LibraryResource `db:"lib_resource"`
|
|
ThreadLastReadTime *time.Time `db:"tlri.lastread"`
|
|
CatLastReadTime *time.Time `db:"clri.lastread"`
|
|
}
|
|
projectPostIter, err := db.Query(c.Context(), c.Conn, projectPostQuery{},
|
|
`
|
|
SELECT $columns
|
|
FROM
|
|
handmade_post AS post
|
|
JOIN handmade_thread AS thread ON post.thread_id = thread.id
|
|
LEFT JOIN handmade_threadlastreadinfo AS tlri ON (
|
|
tlri.thread_id = post.thread_id
|
|
AND tlri.user_id = $1
|
|
)
|
|
LEFT JOIN handmade_categorylastreadinfo AS clri ON (
|
|
clri.category_id = post.category_id
|
|
AND clri.user_id = $1
|
|
)
|
|
LEFT JOIN auth_user ON post.author_id = auth_user.id
|
|
LEFT JOIN handmade_libraryresource as lib_resource ON lib_resource.category_id = post.category_id
|
|
WHERE
|
|
post.project_id = $2
|
|
AND post.category_kind IN ($3, $4, $5, $6)
|
|
AND post.deleted = FALSE
|
|
ORDER BY postdate DESC
|
|
LIMIT $7
|
|
`,
|
|
currentUserId,
|
|
proj.ID,
|
|
models.CatKindBlog, models.CatKindForum, models.CatKindWiki, models.CatKindLibraryResource,
|
|
maxPosts,
|
|
)
|
|
c.Perf.EndBlock()
|
|
if err != nil {
|
|
c.Logger.Error().Err(err).Msg("failed to fetch project posts")
|
|
continue
|
|
}
|
|
projectPosts := projectPostIter.ToSlice()
|
|
|
|
forumsUrl := ""
|
|
if proj.ForumID != nil {
|
|
forumsUrl = hmnurl.BuildForumCategory(proj.Slug, lineageBuilder.GetSubforumLineageSlugs(*proj.ForumID), 1)
|
|
} else {
|
|
c.Logger.Error().Int("ProjectID", proj.ID).Str("ProjectName", proj.Name).Msg("Project fetched by landing page but it doesn't have forums")
|
|
}
|
|
|
|
landingPageProject := LandingPageProject{
|
|
Project: templates.ProjectToTemplate(proj),
|
|
ForumsUrl: forumsUrl,
|
|
}
|
|
|
|
for _, projectPostRow := range projectPosts {
|
|
projectPost := projectPostRow.(*projectPostQuery)
|
|
|
|
hasRead := false
|
|
if projectPost.ThreadLastReadTime != nil && projectPost.ThreadLastReadTime.After(projectPost.Post.PostDate) {
|
|
hasRead = true
|
|
} else if projectPost.CatLastReadTime != nil && projectPost.CatLastReadTime.After(projectPost.Post.PostDate) {
|
|
hasRead = true
|
|
}
|
|
|
|
featurable := (!proj.IsHMN() &&
|
|
projectPost.Post.CategoryKind == models.CatKindBlog &&
|
|
projectPost.Post.ParentID == nil &&
|
|
landingPageProject.FeaturedPost == nil)
|
|
|
|
if featurable {
|
|
type featuredContentResult struct {
|
|
Content string `db:"ver.text_parsed"`
|
|
}
|
|
|
|
c.Perf.StartBlock("SQL", "Fetch featured post content")
|
|
contentResult, err := db.QueryOne(c.Context(), c.Conn, featuredContentResult{}, `
|
|
SELECT $columns
|
|
FROM
|
|
handmade_post AS post
|
|
JOIN handmade_postversion AS ver ON post.current_id = ver.id
|
|
WHERE
|
|
post.id = $1
|
|
`, projectPost.Post.ID)
|
|
c.Perf.EndBlock()
|
|
if err != nil {
|
|
c.Logger.Error().Err(err).Msg("failed to fetch featured post content")
|
|
continue
|
|
}
|
|
content := contentResult.(*featuredContentResult).Content
|
|
|
|
landingPageProject.FeaturedPost = &LandingPageFeaturedPost{
|
|
Title: projectPost.Thread.Title,
|
|
Url: hmnurl.BuildBlogPost(proj.Slug, projectPost.Thread.ID, projectPost.Post.ID),
|
|
User: templates.UserToTemplate(&projectPost.User, c.Theme),
|
|
Date: projectPost.Post.PostDate,
|
|
Unread: !hasRead,
|
|
Content: template.HTML(content),
|
|
}
|
|
} else {
|
|
landingPageProject.Posts = append(
|
|
landingPageProject.Posts,
|
|
MakePostListItem(
|
|
lineageBuilder,
|
|
proj,
|
|
&projectPost.Thread,
|
|
&projectPost.Post,
|
|
&projectPost.User,
|
|
projectPost.LibraryResource,
|
|
!hasRead,
|
|
false,
|
|
c.Theme,
|
|
),
|
|
)
|
|
}
|
|
}
|
|
|
|
if len(projectPosts) > 0 {
|
|
pageProjects = append(pageProjects, landingPageProject)
|
|
}
|
|
|
|
if len(pageProjects) >= numProjectsToGet {
|
|
break
|
|
}
|
|
}
|
|
c.Perf.EndBlock()
|
|
|
|
/*
|
|
Columns are filled by placing projects into the least full column.
|
|
The fill array tracks the estimated sizes.
|
|
|
|
This is all hardcoded for two columns; deal with it.
|
|
*/
|
|
cols := [][]LandingPageProject{nil, nil}
|
|
fill := []int{4, 0}
|
|
featuredIndex := []int{0, 0}
|
|
for _, pageProject := range pageProjects {
|
|
leastFullColumnIndex := indexOfSmallestInt(fill)
|
|
|
|
numNewPosts := len(pageProject.Posts)
|
|
if numNewPosts > maxPosts {
|
|
numNewPosts = maxPosts
|
|
}
|
|
|
|
fill[leastFullColumnIndex] += numNewPosts
|
|
|
|
if pageProject.FeaturedPost != nil {
|
|
fill[leastFullColumnIndex] += 2 // featured posts add more to height
|
|
|
|
// projects with featured posts go at the top of the column
|
|
cols[leastFullColumnIndex] = append(cols[leastFullColumnIndex], pageProject)
|
|
featuredIndex[leastFullColumnIndex] += 1
|
|
} else {
|
|
cols[leastFullColumnIndex] = append(cols[leastFullColumnIndex], pageProject)
|
|
}
|
|
}
|
|
|
|
c.Perf.StartBlock("SQL", "Get news")
|
|
type newsPostQuery struct {
|
|
Post models.Post `db:"post"`
|
|
PostVersion models.PostVersion `db:"ver"`
|
|
Thread models.Thread `db:"thread"`
|
|
User models.User `db:"auth_user"`
|
|
}
|
|
newsPostRow, err := db.QueryOne(c.Context(), c.Conn, newsPostQuery{},
|
|
`
|
|
SELECT $columns
|
|
FROM
|
|
handmade_post AS post
|
|
JOIN handmade_thread AS thread ON post.thread_id = thread.id
|
|
JOIN auth_user ON post.author_id = auth_user.id
|
|
JOIN handmade_postversion AS ver ON post.current_id = ver.id
|
|
WHERE
|
|
post.project_id = $1
|
|
AND post.category_kind = $2
|
|
AND post.id = thread.first_id
|
|
AND NOT thread.deleted
|
|
ORDER BY post.postdate DESC
|
|
LIMIT 1
|
|
`,
|
|
models.HMNProjectID,
|
|
models.CatKindBlog,
|
|
)
|
|
if err != nil {
|
|
return ErrorResponse(http.StatusInternalServerError, oops.New(err, "failed to fetch news post"))
|
|
}
|
|
newsPostResult := newsPostRow.(*newsPostQuery)
|
|
c.Perf.EndBlock()
|
|
|
|
baseData := getBaseData(c)
|
|
baseData.BodyClasses = append(baseData.BodyClasses, "hmdev", "landing") // TODO: Is "hmdev" necessary any more?
|
|
|
|
var res ResponseData
|
|
err = res.WriteTemplate("landing.html", LandingTemplateData{
|
|
BaseData: baseData,
|
|
FeedUrl: hmnurl.BuildFeed(),
|
|
PodcastUrl: hmnurl.BuildPodcast(models.HMNProjectSlug),
|
|
StreamsUrl: hmnurl.BuildStreams(),
|
|
IRCUrl: hmnurl.BuildBlogThread(models.HMNProjectSlug, 1138, "[Tutorial] Handmade Network IRC", 1),
|
|
DiscordUrl: "https://discord.gg/hxWxDee",
|
|
ShowUrl: "https://handmadedev.show/",
|
|
ShowcaseUrl: hmnurl.BuildShowcase(),
|
|
NewsPost: LandingPageFeaturedPost{
|
|
Title: newsPostResult.Thread.Title,
|
|
Url: hmnurl.BuildBlogPost(models.HMNProjectSlug, newsPostResult.Thread.ID, newsPostResult.Post.ID),
|
|
User: templates.UserToTemplate(&newsPostResult.User, c.Theme),
|
|
Date: newsPostResult.Post.PostDate,
|
|
Unread: true, // TODO
|
|
Content: template.HTML(newsPostResult.PostVersion.TextParsed),
|
|
},
|
|
PostColumns: cols,
|
|
}, c.Perf)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return res
|
|
}
|
|
|
|
func indexOfSmallestInt(s []int) int {
|
|
result := 0
|
|
min := s[result]
|
|
|
|
for i, val := range s {
|
|
if val < min {
|
|
result = i
|
|
min = val
|
|
}
|
|
}
|
|
|
|
return result
|
|
}
|