Update app.R

app.R

@@ -912,7 +912,19 @@ app_ui <- fluidPage(
     # =============================================
     # TAB 9: OAA Leaderboard (placeholder)
     # =============================================
-    tabPanel("OAA Leaderboard", h4("Coming Soon", style="text-align:center;color:darkcyan;padding:60px;"))
+    tabPanel("OAA Leaderboard",
+      fluidRow(
+        column(3,
+          checkboxGroupInput("lb_year_select", "Year:",
+            choices = c("2025", "2026"), selected = c("2025", "2026"), inline = TRUE)),
+        column(6,
+          checkboxGroupInput("lb_position_select", "Position:",
+            choices = c("LF","CF","RF","SS","2B","3B","1B"),
+            selected = c("LF","CF","RF","SS","2B","3B","1B"), inline = TRUE))
+      ),
+      hr(),
+      gt_output("lb_table")
+    )
   )
 )
 
@@ -1124,6 +1136,71 @@ server <- function(input, output, session) {
       obs_outs = input$dp_outs,
       Opponent = input$dp_opponent)
   })
+
+  # ============================================================
+  # OAA LEADERBOARD
+  # ============================================================
+  lb_data <- reactive({
+    req(isTRUE(authed()), input$lb_year_select, input$lb_position_select)
+    yrs <- input$lb_year_select
+    pos <- input$lb_position_select
+    
+    of_positions <- intersect(pos, c("LF","CF","RF"))
+    if_positions <- intersect(pos, c("SS","2B","3B","1B"))
+    
+    of_combined <- NULL
+    if (length(of_positions) > 0) {
+      of_pool <- if (all(c("2025","2026") %in% yrs)) {
+        bind_rows(OF_OAA_25, OF_OAA_26)
+      } else if ("2025" %in% yrs) { OF_OAA_25 } else { OF_OAA_26 }
+      
+      of_combined <- of_pool %>%
+        filter(hit_location %in% of_positions) %>%
+        mutate(year = format(as.Date(Date), "%Y")) %>%
+        filter(year %in% yrs) %>%
+        group_by(Player = obs_player, Position = hit_location) %>%
+        summarize(OAA = round(sum(OAA, na.rm = TRUE), 2),
+                  Plays = n(), .groups = "drop")
+    }
+    
+    if_combined <- NULL
+    if (length(if_positions) > 0) {
+      if_pool <- if (all(c("2025","2026") %in% yrs)) {
+        bind_rows(IF_OAA_25, IF_OAA_26)
+      } else if ("2025" %in% yrs) { IF_OAA_25 } else { IF_OAA_26 }
+      
+      if_combined <- if_pool %>%
+        filter(obs_player %in% if_positions) %>%
+        mutate(year = format(as.Date(Date), "%Y")) %>%
+        filter(year %in% yrs) %>%
+        group_by(Player = obs_player_name, Position = obs_player) %>%
+        summarize(OAA = round(sum(OAA, na.rm = TRUE), 2),
+                  Plays = n(), .groups = "drop")
+    }
+    
+    bind_rows(of_combined, if_combined) %>%
+      arrange(desc(OAA))
+  })
+  
+  output$lb_table <- render_gt({
+    req(nrow(lb_data()) > 0)
+    lb_data() %>%
+      mutate(Rank = row_number()) %>%
+      dplyr::select(Rank, Player, Position, OAA, Plays) %>%
+      gt() %>%
+      gt_theme_guardian() %>%
+      tab_header(title = "OAA Leaderboard") %>%
+      cols_align(align = "center", columns = everything()) %>%
+      cols_align(align = "left", columns = Player) %>%
+      fmt_number(columns = OAA, decimals = 2) %>%
+      tab_options(
+        heading.background.color = "darkcyan",
+        column_labels.background.color = "darkcyan",
+        table.border.top.color = "peru",
+        table.border.bottom.color = "peru") %>%
+      tab_style(style = cell_text(color = "white"),
+                locations = cells_title(groups = "title"))
+  })
 }
 
 shinyApp(ui, server)