first attempt

includes/sp-event-has-outcome-filter.php

@@ -0,0 +1,101 @@
+<?php
+
+/*
+Enhances the post management for 'sp_event' custom post type by adding custom
+filters for events with or without outcomes
+*/
+
+/**
+ * Generates a meta query argument array for filtering 'sp_event' custom posts based on the presence or absence of outcomes.
+ *
+ * @param bool $has_outcome Whether to filter events with outcomes (true) or without outcomes (false). Default is true.
+ *
+ * @return array Meta query argument array for WP_Query.
+ */
+function get_sp_event_has_outcome_meta_query_args($has_outcome = true): array
+{
+    if ($has_outcome) {
+        return [
+            "relation" => "AND",
+            [
+                "key" => "sp_results",
+                "value" => '"outcome"',
+                "compare" => "LIKE",
+            ],
+            [
+                "key" => "sp_results",
+                "value" => 's:7:"outcome";a:0:{}', // i.e. a blank outcome
+                "compare" => "NOT LIKE",
+            ],
+        ];
+    } elseif (!$has_outcome) {
+        return [
+            "relation" => "OR",
+            [
+                "key" => "sp_results",
+                "value" => '"outcome"',
+                "compare" => "NOT LIKE",
+            ],
+            [
+                "key" => "sp_results",
+                "value" => 's:7:"outcome";a:0:{}', // i.e. a blank outcome
+                "compare" => "LIKE",
+            ],
+        ];
+    }
+}
+
+// Add the custom filter dropdown
+function outcome_filter_dropdown()
+{
+    $current_screen = get_current_screen();
+
+    if ($current_screen->id == "edit-sp_event") {
+        if (isset($_GET["has-outcome"])) {
+            switch ($_GET["has-outcome"]) {
+                case 'true':
+                    $selected="has-outcome";break;
+                case 'false':
+                    $selected="has-no-outcome";break;
+                case '':
+                    $selected='';break;
+            }
+        }; ?>
+            <select name="has-outcome">
+            <option value="" <?php selected(
+                "",
+                $selected
+            ); ?>>All Outcomes</option>
+            <option value="false" <?php selected(
+                "has-no-outcome",
+                $selected
+            ); ?>>Missing Outcome</option>
+            <option value="true" <?php selected(
+                "has-outcome",
+                $selected
+            ); ?>>Has Outcome</option>
+            </select>
+            <?php
+    }
+}
+
+add_action("restrict_manage_posts", "outcome_filter_dropdown");
+
+// Modify the query based on the selected filter
+function outcome_filter_query($query)
+{
+    global $pagenow;
+
+    if ($pagenow == "edit.php" && isset($_GET["has-outcome"]) ) {
+        if ($_GET["has-outcome"] == "false") {
+            $meta_query = get_sp_event_has_outcome_meta_query_args(false);
+            $query->set("meta_query", $meta_query);
+        }
+        elseif ($_GET["has-outcome"] == "true") {
+            $meta_query = get_sp_event_has_outcome_meta_query_args(true);
+            $query->set("meta_query", $meta_query);
+        }
+    }
+}
+
+add_action("pre_get_posts", "outcome_filter_query");

includes/sp-event-has-outcome.php

@@ -0,0 +1,105 @@
+<?php
+
+/*
+Enhances the post management for 'sp_event' custom post type by adding custom
+filters for events with or without outcomes
+*/
+
+/**
+ * Generates a meta query argument array for filtering 'sp_event' custom posts based on the presence or absence of outcomes.
+ *
+ * @param bool $has_outcome Whether to filter events with outcomes (true) or without outcomes (false). Default is true.
+ *
+ * @return array Meta query argument array for WP_Query.
+ */
+function get_sp_event_has_outcome_meta_query_args($has_outcome = true): array
+{
+    if ($has_outcome) {
+        return [
+            "relation" => "AND",
+            [
+                "key" => "sp_results",
+                "value" => '"outcome"',
+                "compare" => "LIKE",
+            ],
+            [
+                "key" => "sp_results",
+                "value" => 's:7:"outcome";a:0:{}', // i.e. a blank outcome
+                "compare" => "NOT LIKE",
+            ],
+        ];
+    } elseif (!$has_outcome) {
+        return [
+            "relation" => "OR",
+            [
+                "key" => "sp_results",
+                "value" => '"outcome"',
+                "compare" => "NOT LIKE",
+            ],
+            [
+                "key" => "sp_results",
+                "value" => 's:7:"outcome";a:0:{}', // i.e. a blank outcome
+                "compare" => "LIKE",
+            ],
+        ];
+    }
+}
+
+add_filter("views_edit-sp_event", "wp37_sp_event_does_not_have_outcome_filter");
+function wp37_sp_event_does_not_have_outcome_filter($views)
+
+{
+    if (is_admin() && $_GET["post_type"] == "sp_event") {
+        global $wp_query;
+        $filter_name = "Missing Results";
+
+        $result = new WP_Query([
+            "post_type" => "sp_event",
+            "meta_query" => [get_sp_event_has_outcome_meta_query_args(false)],
+        ]);
+
+        // $link = add_query_arg("sp_event_has_outcome", "false");
+        $link="#";
+        // $link = admin_url( "edit.php?post_type=sp_event&sp_event_has_outcome=false" );
+
+        $sp_event_has_outcome =
+            get_query_var("sp_event_has_outcome") === "false";
+        $class = $sp_event_has_outcome === true ? ' class="current"' : "";
+        $views["sp_event_does_not_have_outcome"] = sprintf(
+            '<a href="%s"' . $class . ">" . $filter_name . " (%d)",
+            $link,
+            $result->found_posts
+        );
+
+        return $views;
+    }
+}
+
+add_action("init", "wpse246143_register_sp_event_has_outcome");
+function wpse246143_register_sp_event_has_outcome()
+{
+    global $wp;
+    $wp->add_query_var("sp_event_has_outcome");
+}
+
+add_action("parse_query", "wpse246143_map_sp_event_has_outcome");
+function wpse246143_map_sp_event_has_outcome($wp_query)
+{
+    if (
+        isset($wp_query->query["post_type"]) and
+        $wp_query->query["post_type"] == "sp_event" and
+        $wp_query->get("sp_event_has_outcome")
+    ) {
+        $sp_event_has_outcome =
+            get_query_var("sp_event_has_outcome") === "true";
+
+        if ($sp_event_has_outcome) {
+            $meta_query = get_sp_event_has_outcome_meta_query_args(true);
+        } elseif (!$sp_event_has_outcome) {
+            $meta_query = get_sp_event_has_outcome_meta_query_args(false);
+        }
+
+        $wp_query->set("meta_query", $meta_query);
+    }
+}
+

includes/sp-event-status-filter.php

@@ -0,0 +1,58 @@
+<?php
+
+/*
+Enhances the post management for 'sp_event' custom post type by adding custom
+filters for event status
+*/
+
+// Add the custom filter dropdown
+function sp_status_filter_dropdown()
+{
+    $current_screen = get_current_screen();
+
+    if ($current_screen->id == "edit-sp_event") {
+        $selected = isset($_GET["sp_status"]) ? $_GET["sp_status"] : ""; ?>
+            <select name="sp_status">
+            <option value="" <?php selected(
+                "",
+                $selected
+            ); ?>>All Status</option>
+            <option value="ok" <?php selected(
+                "ok",
+                $selected
+            ); ?>>On Time</option>
+            <option value="tbd" <?php selected(
+                "tbd",
+                $selected
+            ); ?>>TBD</option>
+            <option value="postponed" <?php selected(
+                "postponed",
+                $selected
+            ); ?>>Postponed</option>
+            <option value="canceled" <?php selected(
+                "canceled",
+                $selected
+            ); ?>>Canceled</option>
+            </select>
+            <?php
+    }
+}
+
+add_action("restrict_manage_posts", "sp_status_filter_dropdown");
+
+// Modify the query based on the selected filter
+function sp_status_filter_query($query)
+{
+    global $pagenow;
+
+    if ($pagenow == "edit.php" && isset($_GET["sp_status"]) && $_GET["sp_status"] != '' ) {
+        $query->set("meta_query", [[
+            "key" => "sp_status",
+            "value" => $_GET["sp_status"],
+            "compare" => "=",
+        ]]
+    );
+    }
+}
+
+add_action("pre_get_posts", "sp_status_filter_query");

includes/timeframe-filter.php

@@ -0,0 +1,70 @@
+<?php
+/*
+Enhances the post management by adding custom providing a dropdown to 
+filter events based on different timeframes.
+*/
+// Add the custom filter dropdown
+function timeframe_filter_dropdown()
+{
+    $current_screen = get_current_screen();
+
+    if ($current_screen->id == "edit-sp_event") {
+        $selected = isset($_GET["timeframe"]) ? $_GET["timeframe"] : ""; ?>
+            <select name="timeframe">
+            <option value="" <?php selected(
+                "",
+                $selected
+            ); ?>>All Timeframe</option>
+            <option value="last3days" <?php selected(
+                "last3days",
+                $selected
+            ); ?>>Last 3 Days</option>
+            <option value="last7days" <?php selected(
+                "last7days",
+                $selected
+            ); ?>>Last 7 Days</option>
+            <option value="plusminus3days" <?php selected(
+                "plusminus3days",
+                $selected
+            ); ?>>+/- 3 Days</option>
+            </select>
+            <?php
+    }
+}
+
+add_action("restrict_manage_posts", "timeframe_filter_dropdown");
+
+// Modify the query based on the selected filter
+function timeframe_filter_query($query)
+{
+    global $pagenow;
+
+    if ($pagenow == "edit.php" && isset($_GET["timeframe"]) ) {
+        if ($_GET["timeframe"] == "last3days") {
+            $date_query = [
+                [
+                    "after" => date("Y-m-d", strtotime("-3 days")),
+                ],
+            ];
+        } elseif ($_GET["timeframe"] == "last7days") {
+            $date_query = [
+                [
+                    "after" => date("Y-m-d", strtotime("-1 week")),
+                ],
+            ];
+        } elseif ($_GET["timeframe"] == "plusminus3days") {
+            $date_query = [
+                [
+                    "after" => date("Y-m-d", strtotime("-3 days")),
+                    "before" => date("Y-m-d", strtotime("+3 days")),
+                ],
+            ];
+        } 
+
+        if (!$_GET["timeframe"] == "") {
+            $query->set("date_query", $date_query);
+        }
+    }
+}
+
+add_action("pre_get_posts", "timeframe_filter_query");

tonys-sportspress-enhancements.php

@@ -14,3 +14,7 @@
 
 
 // Include other files here
+// require_once plugin_dir_path(__FILE__) . 'includes/sp-event-has-outcome.php';
+require_once plugin_dir_path(__FILE__) . 'includes/sp-event-has-outcome-filter.php';
+require_once plugin_dir_path(__FILE__) . 'includes/timeframe-filter.php';
+require_once plugin_dir_path(__FILE__) . 'includes/sp-event-status-filter.php';