Update app.R

app.R

@@ -17,6 +17,7 @@ library(utils)
 library(grid)
 library(gridExtra)
 library(png)
+library(xgboost)
 pdf(file = NULL)
 Sys.setenv(TZ='EST')
 
@@ -41,20 +42,21 @@ pitcher_summary <- function(game_pk,date){
   tmilb <- tmilb |>
     select(matchup.batter.fullName,matchup.batter.id,matchup.pitcher.fullName,
            matchup.pitcher.id,result.event,details.description,details.type.description,
-           result.description,pitchData.startSpeed,
-           pitchData.plateTime,pitchData.zone,pitchData.breaks.spinRate,pitchData.extension,
-           pitchData.coordinates.pX,pitchData.coordinates.pZ,pitchData.coordinates.x0,
-           pitchData.coordinates.y0,pitchData.coordinates.z0,pitchData.coordinates.aX,
-           pitchData.coordinates.aY,pitchData.coordinates.aZ,pitchData.coordinates.vX0,
-           pitchData.coordinates.vZ0,pitchData.coordinates.vY0,pitchData.coordinates.pfxX,
-           pitchData.coordinates.pfxZ,pitchData.breaks.breakVerticalInduced,pitchData.breaks.breakHorizontal,
-           hitData.launchSpeed,hitData.launchAngle,hitData.totalDistance,details.isInPlay,last.pitch.of.ab)
+           result.description,pitchData.startSpeed,pitchData.plateTime,pitchData.zone,
+           pitchData.breaks.spinRate,pitchData.extension, pitchData.coordinates.pX,
+           pitchData.coordinates.pZ,pitchData.coordinates.x0, pitchData.coordinates.y0,
+           pitchData.coordinates.z0,pitchData.coordinates.aX,pitchData.coordinates.aY,
+           pitchData.coordinates.aZ,pitchData.coordinates.vX0,pitchData.coordinates.vZ0,
+           pitchData.coordinates.vY0,pitchData.coordinates.pfxX,pitchData.coordinates.pfxZ,
+           pitchData.breaks.breakVerticalInduced,pitchData.breaks.breakHorizontal,
+           hitData.launchSpeed,hitData.launchAngle,hitData.totalDistance,details.isInPlay,
+           last.pitch.of.ab,pitchData.breaks.spinDirection,matchup.pitchHand.code)
   colnames(tmilb) <- c("Batter Name","Batter ID","Pitcher Name","Pitcher ID",
-                       "result","description","pitch_name",
-                       "des","start_speed","plateTime","zone","spin_rate",
-                       "extension","px","pz","x0","y0","z0","ax","ay","az",
-                       "vx0","vz0","vy0","pfxX","pfxZ","IVB","HB","hit_speed",
-                       "hit_angle","hit_distance","inPlay","lastPitch")
+                       "result","description","pitch_name","des","start_speed",
+                       "plateTime","zone","spin_rate","extension","px","pz","x0",
+                       "y0","z0","ax","ay","az","vx0","vz0","vy0","pfxX","pfxZ",
+                       "IVB","HB","hit_speed","hit_angle","hit_distance","inPlay",
+                       "lastPitch","spinDirection","phand")
   tmilb <- is_barrel(tmilb)
   tmilb <- tmilb |>
     mutate(is_strike_swinging = ifelse(description == "Swinging Strike" |
@@ -102,14 +104,69 @@ pitch_plot <- function(game){
           axis.ticks.y=element_blank())
 }
 
-summary_table <- function(game){
+# Assume FB.model, Off.model, and Break.model are already loaded in the environment
+
+# Function to calculate VAA (Vertical Approach Angle)
+calculate_VAA <- function(vz0, ay, vy0, y0) {
+  -atan((vz0 + (ay * (-sqrt((vy0*vy0) - (2*ay*(y0-(17/12)))) - vy0) / ay)) / 
+          (-sqrt((vy0*vy0) - (2*ay*(y0-(17/12)))))) * (180/pi)
+}
+
+# Function to calculate EAA (Effective Approach Angle)
+calculate_EAA <- function(extension) {
+  extension / 6.3
+}
+
+# Function to calculate SADiff (Spin Axis Differential)
+calculate_SADiff <- function(pfxX, pfxZ, spinDirection) {
+  # Calculate initial inSA
+  inSA <- atan2(pfxZ, pfxX) * 180/pi + 90
+  
+  # Adjust inSA if it's negative
+  inSA <- ifelse(inSA < 0, inSA + 360, inSA)
+  
+  # Calculate SADiff
+  SADiff <- spinDirection - inSA
+  
+  # Adjust SADiff to be within -180 to 180 range
+  SADiff <- ifelse(SADiff > 180, SADiff - 360, SADiff)
+  SADiff <- ifelse(SADiff < -180, SADiff + 360, SADiff)
+  
+  return(SADiff)
+}
+
+# Function to scale TimStuff
+scale_TimStuff <- function(raw_score, model_mean, model_sd) {
+  scaled_score <- (raw_score - model_mean) / model_sd
+  result <- 50 - (scaled_score * 10)
+  
+  # Add logging
+  # cat("Raw score:", raw_score, "\n")
+  # cat("Model mean:", model_mean, "\n")
+  # cat("Model SD:", model_sd, "\n")
+  # cat("Scaled score:", scaled_score, "\n")
+  # cat("Final result:", result, "\n")
+  
+  # Ensure the result is within a reasonable range
+  # result <- max(min(result, 100), 0)
+  
+  return(result)
+}
+FB <- xgb.load('FB.model')
+Off <- xgb.load('Off.model')
+Break <- xgb.load('Break.model')
+# Modify the summary_table function
+summary_table <- function(game) {
   rows <- nrow(game)
   sumtable <- game |>
-    mutate(VAA = -atan((vz0+(az*(-sqrt((vy0*vy0)-(2*ay*(y0-(17/12))))-vy0)/
-                               ay))/(-sqrt((vy0*vy0)-(2*ay*(y0-(17/12))))))*(180/pi)) |>
+    mutate(
+      VAA = calculate_VAA(vz0, ay, vy0, y0),
+      EAA = calculate_EAA(extension),
+      SADiff = calculate_SADiff(pfxX, pfxZ,spinDirection)
+    ) |>
     mutate(team_fielding_id = ifelse(description == "Called Strike" |
                                        description == "Swinging Strike" |
-                                       description == "Swinging Strike (Blocked)",1,0))|>
+                                       description == "Swinging Strike (Blocked)", 1, 0)) |>
     mutate(swing = ifelse(description == "Foul" |
                             description == "Foul Pitchout" |
                             description == "In play, no out" |
@@ -117,25 +174,74 @@ summary_table <- function(game){
                             description == "In play, run(s)" | 
                             description == "Swinging Strike" | 
                             description == "swinging Strike (Blocked)" |
-                            description == "Foul Tip",1,0)) |>
-    mutate(is_strike_swinging = ifelse(is_strike_swinging == TRUE,1,0)) |>
+                            description == "Foul Tip", 1, 0)) |>
+    mutate(is_strike_swinging = ifelse(is_strike_swinging == TRUE, 1, 0)) |>
     mutate(Pitch = pitch_name) |>
-    group_by(Pitch)|>
-    summarize(Pitches = n(),
-              'Pitch%' = round(sum(Pitches)/sum(rows) * 100,digits = 1),
-              'Avg. Velo' = round(sum(start_speed)/Pitches,digits = 1),
-              'Spin Rate' = round(sum(spin_rate)/ Pitches,digits = 1),
-              'Extension' = round(mean(extension,na.rm = TRUE),digits = 1),
-              'IVB' = round(mean(IVB,na.rm=TRUE),digits = 1),
-              'HB' = round(mean(HB,na.rm = TRUE),digits = 1),
-              'VAA' = round(mean(VAA,na.rm= TRUE),digits = 1),
-              'CSW%' = round(sum(team_fielding_id)/
-                               sum(!is.na(team_fielding_id))*100,digits = 1),
-              'Whiff%' = round(sum(is_strike_swinging)/
-                                 sum(swing)*100,digits = 1))|>
-  arrange(-Pitches)
+    rowwise() |>
+    mutate(TimStuff = if (phand == 'L') {
+      case_when(
+        Pitch %in% c("Four-Seam Fastball", "Sinker", "Cutter", "Fastball") ~ 
+          ifelse(any(is.na(c(start_speed, IVB, -HB, EAA, -x0, z0, spin_rate, SADiff))), 
+                 NA_real_, 
+                 scale_TimStuff(predict(FB, matrix(c(start_speed, IVB, -HB, EAA, -x0, z0, spin_rate, SADiff), nrow = 1, ncol = 8)), 
+                                -0.0011801, 0.007989927)),
+        Pitch %in% c("Changeup", "Splitter", "Screwball", "Forkball") ~ 
+          ifelse(any(is.na(c(start_speed, IVB, -HB, EAA, -x0, z0, spin_rate, SADiff))), 
+                 NA_real_, 
+                 scale_TimStuff(predict(Off, matrix(c(start_speed, IVB, -HB, EAA, -x0, z0, spin_rate, SADiff), nrow = 1, ncol = 8)), 
+                                -0.002239657, 0.01043216)),
+        Pitch %in% c("Slider", "Slurve", "Sweeper", "Curveball", "Knuckle Curve", "Slow Curve", "Knuckleball") ~ 
+          ifelse(any(is.na(c(start_speed, IVB, -HB, EAA, -x0, z0, spin_rate, SADiff))), 
+                 NA_real_, 
+                 scale_TimStuff(predict(Break, matrix(c(start_speed, IVB, -HB, EAA, -x0, z0, spin_rate, SADiff), nrow = 1, ncol = 8)), 
+                                -0.004822031, 0.007912765)),
+        TRUE ~ NA_real_
+      )
+    } else {
+      case_when(
+        Pitch %in% c("Four-Seam Fastball", "Sinker", "Cutter", "Fastball") ~ 
+          ifelse(any(is.na(c(start_speed, IVB, HB, EAA, x0, z0, spin_rate, SADiff))), 
+                 NA_real_, 
+                 scale_TimStuff(predict(FB, matrix(c(start_speed, IVB, HB, EAA, x0, z0, spin_rate, SADiff), nrow = 1, ncol = 8)), 
+                                -0.0011801, 0.007989927)),
+        Pitch %in% c("Changeup", "Splitter", "Screwball", "Forkball") ~ 
+          ifelse(any(is.na(c(start_speed, IVB, HB, EAA, x0, z0, spin_rate, SADiff))), 
+                 NA_real_, 
+                 scale_TimStuff(predict(Off, matrix(c(start_speed, IVB, HB, EAA, x0, z0, spin_rate, SADiff), nrow = 1, ncol = 8)), 
+                                -0.002239657, 0.01043216)),
+        Pitch %in% c("Slider", "Slurve", "Sweeper", "Curveball", "Knuckle Curve", "Slow Curve", "Knuckleball") ~ 
+          ifelse(any(is.na(c(start_speed, IVB, HB, EAA, x0, z0, spin_rate, SADiff))), 
+                 NA_real_, 
+                 scale_TimStuff(predict(Break, matrix(c(start_speed, IVB, HB, EAA, x0, z0, spin_rate, SADiff), nrow = 1, ncol = 8)), 
+                                -0.004822031, 0.007912765)),
+        TRUE ~ NA_real_
+      )
+    }) |>
+    group_by(Pitch) |>
+    summarize(
+      Pitches = n(),
+      'Pitch%' = round(sum(Pitches)/sum(rows) * 100, digits = 1),
+      'Avg. Velo' = round(mean(start_speed, na.rm = TRUE), digits = 1),
+      'Spin Rate' = round(mean(spin_rate, na.rm = TRUE), digits = 0),
+      'Extension' = round(mean(extension, na.rm = TRUE), digits = 1),
+      'IVB' = round(mean(IVB, na.rm = TRUE), digits = 1),
+      'HB' = round(mean(HB, na.rm = TRUE), digits = 1),
+      'VAA' = round(mean(VAA, na.rm = TRUE), digits = 1),
+      # 'EAA' = round(mean(EAA, na.rm = TRUE), digits = 2),
+      # 'x0' = round(mean(x0, na.rm = TRUE), digits = 2),
+      # 'z0' = round(mean(z0, na.rm = TRUE), digits = 2),
+      # 'SADiff' = round(mean(SADiff, na.rm = TRUE), digits = 2),
+      'CSW%' = round(sum(team_fielding_id, na.rm = TRUE) / sum(!is.na(team_fielding_id)) * 100, digits = 1),
+      'Whiff%' = round(sum(is_strike_swinging, na.rm = TRUE) / sum(swing, na.rm = TRUE) * 100, digits = 1),
+      'TimStuff' = round(mean(TimStuff, na.rm = TRUE), digits = 0)
+    ) |>
+    arrange(-Pitches)
+  
+  return(sumtable)
 }
 
+# The rest of your code remains the same
+
 mlbid <- mlb_schedule(season = 2024, level_ids = "1")
 mlbteamH <- mlbid |>
   select(teams_home_team_name)
@@ -203,7 +309,7 @@ ui <- fluidPage(
       actionButton("update", "Find Pitcher", icon("magnifying-glass"),
                    style = "color: #FFFFFF; background-color: #0077B6; width: 100%;"),
       selectizeInput("pitcher", "Pitcher Name:", c(" ")),
-      selectizeInput("league", "MLB or MiLB Photo", c("MLB", "MiLB")),
+      #selectizeInput("league", "MLB or MiLB Photo", c("MLB", "MiLB")),
       textInput("title", "Card Title"),
       actionButton("update1", "Make Card", icon("plus"),
                    style = "color: #FFFFFF; background-color: #0077B6; width: 100%;"),
@@ -325,9 +431,10 @@ server <- function(input, output, session) {
     pitch_plot <- pitch_plot(game)
     
     # Create table plot
-    table_plot <- tableGrob(summary_table(game),theme = ttheme_default(
-      core = list(fg_params = list(cex = 1.5)),  # Increase text size
-      colhead = list(fg_params = list(cex = 1.5)),
+    # Update the tableGrob in the observeEvent(input$update1, {...}) block
+    table_plot <- tableGrob(summary_table(game), theme = ttheme_default(
+      core = list(fg_params = list(cex = 1.7)),
+      colhead = list(fg_params = list(cex = 1.2)),
       rowhead = list(fg_params = list(cex = 2.5))))
     table_plot$widths[[1]] <- unit(0, "cm")
     
@@ -346,11 +453,28 @@ server <- function(input, output, session) {
     grid.newpage()
     grid.draw(table_plot)
     # Download and process image
-    if(input$league == "MLB"){
-      y <- paste("https://midfield.mlbstatic.com/v1/people/","/mlb/300?circle=false",sep = id)
-    } else {
-      y <- paste("https://midfield.mlbstatic.com/v1/people/","/milb/300?circle=false",sep = id)
-    }
+    # if(input$league == "MLB"){
+    #   y <- paste("https://midfield.mlbstatic.com/v1/people/","/mlb/300?circle=false",sep = id)
+    # } else {
+    #   y <- paste("https://midfield.mlbstatic.com/v1/people/","/milb/300?circle=false",sep = id)
+    # }
+    tryCatch({
+      # Try MLB URL first
+      y <- paste0("https://midfield.mlbstatic.com/v1/people/", id, "/mlb/300?circle=false")
+      # Attempt to use the URL (replace this with your actual usage code)
+      # For example: response <- httr::GET(y)
+      # If it succeeds, it will use this URL
+    }, error = function(e) {
+      # If MLB URL fails, try MiLB URL
+      tryCatch({
+        y <- paste0("https://midfield.mlbstatic.com/v1/people/", id, "/milb/300?circle=false")
+        # Attempt to use the MiLB URL
+        # For example: response <- httr::GET(y)
+      }, error = function(e) {
+        # If both fail, you can handle it here
+        stop("Both MLB and MiLB URLs failed")
+      })
+    })
     photo <- tempfile()
     download.file(y, photo, mode = 'wb')
     img <- readPNG(photo)
@@ -376,10 +500,10 @@ server <- function(input, output, session) {
       paste("baseball_card_", Sys.Date(), ".png", sep = "")
     },
     content = function(file) {
-      ggsave(file, plot = combinedPlot(), width = 18, height = 12, dpi = 300)
+      ggsave(file, plot = combinedPlot(), width = 19, height = 12, dpi = 300)
     }
   )
-  }
+}
 
 
 shinyApp(ui, server)