feat: pseudo cron to delete posts after 3 days

go.mod

@@ -3,7 +3,7 @@ module git.sr.ht/~erock/pastes.sh
 go 1.18
 
 require (
-	git.sr.ht/~erock/wish v0.0.0-20220713141740-64595ee518ac
+	git.sr.ht/~erock/wish v0.0.0-20220714010731-7947bf10c388
 	github.com/alecthomas/chroma v0.10.0
 	github.com/charmbracelet/wish v0.5.0
 	github.com/gliderlabs/ssh v0.3.4

go.sum

@@ -2,6 +2,8 @@ git.sr.ht/~erock/wish v0.0.0-20220707194507-66e938674d95 h1:q3G01ELBZt3EZEOiYWfw
 git.sr.ht/~erock/wish v0.0.0-20220707194507-66e938674d95/go.mod h1:QZKk7m9jc9iXah90daPGhQkSfNfxSVvpb6nfVeI+MM0=
 git.sr.ht/~erock/wish v0.0.0-20220713141740-64595ee518ac h1:d+q9VPi+kaZpYpZOoXPSEx2KtZ3Gcmkz+x/lpb/V6bU=
 git.sr.ht/~erock/wish v0.0.0-20220713141740-64595ee518ac/go.mod h1:QZKk7m9jc9iXah90daPGhQkSfNfxSVvpb6nfVeI+MM0=
+git.sr.ht/~erock/wish v0.0.0-20220714010731-7947bf10c388 h1:goL6fa09OPdg+LB2ceJGlx4QkPO+42QI/zqB6tbaKAA=
+git.sr.ht/~erock/wish v0.0.0-20220714010731-7947bf10c388/go.mod h1:QZKk7m9jc9iXah90daPGhQkSfNfxSVvpb6nfVeI+MM0=
 github.com/alecthomas/chroma v0.10.0 h1:7XDcGkCQopCNKjZHfYrNLraA+M7e0fMiJ/Mfikbfjek=
 github.com/alecthomas/chroma v0.10.0/go.mod h1:jtJATyUxlIORhUOFNA9NZDWGAQ8wpxQQqNSB4rjA/1s=
 github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be h1:9AeTilPcZAjCFIImctFaOjnTIavg87rW78vTPkQqLI8=

internal/api.go

@@ -482,6 +482,8 @@ func StartApiServer() {
 	defer db.Close()
 	logger := cfg.Logger
 
+	go CronDeleteExpiredPosts(db)
+
 	staticRoutes := createStaticRoutes()
 	mainRoutes := createMainRoutes(staticRoutes)
 	subdomainRoutes := createSubdomainRoutes(staticRoutes)

internal/cron.go

@@ -0,0 +1,36 @@
+package internal
+
+import (
+	"time"
+
+	"git.sr.ht/~erock/wish/cms/db"
+)
+
+func deleteExpiredPosts(dbpool db.DB) error {
+	now := time.Now()
+	// delete posts that are older than three days
+	expired := now.AddDate(0, 0, -3)
+	posts, err := dbpool.FindPostsBeforeDate(&expired)
+	if err != nil {
+		return err
+	}
+
+	postIds := []string{}
+	for _, post := range posts {
+		postIds = append(postIds, post.ID)
+	}
+
+	err = dbpool.RemovePosts(postIds)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func CronDeleteExpiredPosts(dbpool db.DB) {
+	for {
+		deleteExpiredPosts(dbpool)
+		time.Sleep(1 * time.Hour)
+	}
+}