From 8754ed85925256ac28852472693c792f1f963f60 Mon Sep 17 00:00:00 2001
From: Noah Petherbridge <root@kirsle.net>
Date: Wed, 26 Jun 2024 21:27:03 -0700
Subject: [PATCH] Search users by "Liked"

---
 pkg/controller/account/search.go  | 14 +++++++++++++-
 pkg/controller/api/likes.go       |  1 -
 pkg/models/user.go                | 15 +++++++++++++++
 web/static/js/slim-forms.js       | 18 ++++++++++++++++++
 web/templates/account/search.html | 23 +++++++++++++++++++++--
 web/templates/base.html           |  1 +
 6 files changed, 68 insertions(+), 4 deletions(-)
 create mode 100644 web/static/js/slim-forms.js

diff --git a/pkg/controller/account/search.go b/pkg/controller/account/search.go
index 68a67f9..0e4d51f 100644
--- a/pkg/controller/account/search.go
+++ b/pkg/controller/account/search.go
@@ -39,6 +39,7 @@ func Search() http.HandlerFunc {
 			maritalStatus = r.FormValue("marital_status")
 			hereFor       = r.FormValue("here_for")
 			friendSearch  = r.FormValue("friends") == "true"
+			likedSearch   = r.FormValue("liked") == "true"
 			sort          = r.FormValue("sort")
 			sortOK        bool
 		)
@@ -110,6 +111,7 @@ func Search() http.HandlerFunc {
 			IsDisabled:    isCertified == "disabled",
 			IsAdmin:       isCertified == "admin",
 			Friends:       friendSearch,
+			Liked:         likedSearch,
 			AgeMin:        ageMin,
 			AgeMax:        ageMax,
 		}, pager)
@@ -122,8 +124,16 @@ func Search() http.HandlerFunc {
 
 		// Collect usernames to map to chat online status.
 		var usernames = []string{}
+		var userIDs = []uint64{}
 		for _, user := range users {
 			usernames = append(usernames, user.Username)
+			userIDs = append(userIDs, user.ID)
+		}
+
+		// User IDs of these I have "Liked"
+		likedIDs, err := models.LikedIDs(currentUser, "users", userIDs)
+		if err != nil {
+			log.Error("LikedIDs: %s", err)
 		}
 
 		var vars = map[string]interface{}{
@@ -142,6 +152,7 @@ func Search() http.HandlerFunc {
 			"AgeMin":          ageMin,
 			"AgeMax":          ageMax,
 			"FriendSearch":    friendSearch,
+			"LikedSearch":     likedSearch,
 			"Sort":            sort,
 
 			// Photo counts mapped to users
@@ -150,8 +161,9 @@ func Search() http.HandlerFunc {
 			// Map Shy Account badges for these results
 			"ShyMap": models.MapShyAccounts(users),
 
-			// Map friendships to these users.
+			// Map friendships and likes to these users.
 			"FriendMap": models.MapFriends(currentUser, users),
+			"LikedMap":  models.MapLikes(currentUser, "users", likedIDs),
 
 			// Users on the chat room map.
 			"UserOnChatMap": worker.GetChatStatistics().MapUsersOnline(usernames),
diff --git a/pkg/controller/api/likes.go b/pkg/controller/api/likes.go
index 3e626f4..dc97c1b 100644
--- a/pkg/controller/api/likes.go
+++ b/pkg/controller/api/likes.go
@@ -127,7 +127,6 @@ func Likes() http.HandlerFunc {
 			log.Error("subject is users, find %d", tableID)
 			if user, err := models.GetUser(tableID); err == nil {
 				targetUser = user
-				log.Warn("found user %s", targetUser.Username)
 
 				// Blocking safety check: if either user blocks the other, liking is not allowed.
 				if models.IsBlocking(currentUser.ID, user.ID) {
diff --git a/pkg/models/user.go b/pkg/models/user.go
index bc1ff34..76022ac 100644
--- a/pkg/models/user.go
+++ b/pkg/models/user.go
@@ -267,6 +267,7 @@ type UserSearch struct {
 	IsDisabled    bool
 	IsAdmin       bool // search for admin users
 	Friends       bool
+	Liked         bool
 	AgeMin        int
 	AgeMax        int
 }
@@ -451,6 +452,20 @@ func SearchUsers(user *User, search *UserSearch, pager *Pagination) ([]*User, er
 		)
 	}
 
+	if search.Liked {
+		wheres = append(wheres, `
+			EXISTS (
+				SELECT 1 FROM likes
+				WHERE user_id = ?
+				AND table_name = 'users'
+				AND table_id = users.id
+			)
+		`)
+		placeholders = append(placeholders,
+			user.ID,
+		)
+	}
+
 	if search.AgeMin > 0 {
 		date := time.Now().AddDate(-search.AgeMin, 0, 0)
 		wheres = append(wheres, `
diff --git a/web/static/js/slim-forms.js b/web/static/js/slim-forms.js
new file mode 100644
index 0000000..5348bbc
--- /dev/null
+++ b/web/static/js/slim-forms.js
@@ -0,0 +1,18 @@
+/* Slim "GET" forms: an onSubmit handler that trims empty query parameters. */
+document.addEventListener('DOMContentLoaded', (e) => {
+    (document.querySelectorAll("form") || []).forEach(form => {
+
+        // Find forms with method="GET"
+        let method = form.method || "GET";
+        if (method.toUpperCase() !== "GET") {
+            return;
+        };
+
+        // Trim their empty parameters.
+        form.addEventListener("submit", (e) => {
+            for (let member of form.elements) {
+                if (!member.value) member.disabled = true;
+            }
+        })
+    });
+});
\ No newline at end of file
diff --git a/web/templates/account/search.html b/web/templates/account/search.html
index abef4e4..4c5a94f 100644
--- a/web/templates/account/search.html
+++ b/web/templates/account/search.html
@@ -230,7 +230,7 @@
 
                         <div class="column px-1">
                             <div class="field">
-                                <label class="label" for="friends">Friendship:</label>
+                                <label class="label" for="friends">Miscellanous:</label>
                                 <label class="checkbox">
                                     <input type="checkbox"
                                         name="friends"
@@ -239,6 +239,14 @@
                                         {{if .FriendSearch}}checked{{end}}>
                                     Show only my friends
                                 </label>
+                                <label class="checkbox">
+                                    <input type="checkbox"
+                                        name="liked"
+                                        id="liked"
+                                        value="true"
+                                        {{if .LikedSearch}}checked{{end}}>
+                                    Show only my "Likes"
+                                </label>
                             </div>
                         </div>
 
@@ -287,13 +295,24 @@
 
                                 <!-- Friendship badge -->
                                 {{if $Root.FriendMap.Get .ID}}
-                                <div class="has-text-centered">
+                                <div>
                                     <span class="is-size-7 has-text-warning">
                                         <i class="fa fa-user-group" title="Friends"></i>
                                         Friends
                                     </span>
                                 </div>
                                 {{end}}
+
+                                <!-- Liked badge -->
+                                {{$LikedStats := $Root.LikedMap.Get .ID}}
+                                {{if $LikedStats.UserLikes}}
+                                <div>
+                                    <span class="is-size-7">
+                                        <i class="fa fa-user-group has-text-danger" title="Friends"></i>
+                                        Liked
+                                    </span>
+                                </div>
+                                {{end}}
                             </div>
                             <div class="media-content">
                                 <p class="title is-4">
diff --git a/web/templates/base.html b/web/templates/base.html
index c39e937..e13a305 100644
--- a/web/templates/base.html
+++ b/web/templates/base.html
@@ -386,6 +386,7 @@
     <script type="text/javascript" src="/static/js/likes.js?build={{.BuildHash}}"></script>
     <script type="text/javascript" src="/static/js/vue-3.2.45.js"></script>
     <script type="text/javascript" src="/static/js/htmx-1.9.12.min.js"></script>
+    <script type="text/javascript" src="/static/js/slim-forms.js?build={{.BuildHash}}"></script>
     {{template "scripts" .}}
 
     <!-- Likes modal -->