Add Private List tab for off-market owner listings

- Form: address, price, sqft, name, email, cell
- Appends to data/private_listings.csv with timestamp
- Table shows listings < 45 days old (auto-expiry)
- Banner reminds users to renew every 45 days

app.R

@@ -97,6 +97,11 @@ ui <- f7Page(
             title = "Sales",
             icon = f7Icon("dollarsign_circle_fill")
           ),
+          f7PanelItem(
+            tabName = "PrivateList",
+            title = "Private List",
+            icon = f7Icon("lock_fill")
+          ),
           f7PanelItem(
             tabName = "Resources",
             title = "Resources",
@@ -222,6 +227,39 @@ ui <- f7Page(
           DTOutput("sales_table")
         )
       ),
+      #### private list ----
+      f7Tab(
+        title = "Private List",
+        tabName = "PrivateList",
+        icon = f7Icon("lock_fill"),
+        f7Block(
+          tags$p(
+            style = "text-align:center; color:#ff9500; font-weight:bold;",
+            "Listings must be renewed every 45 days"
+          )
+        ),
+        f7Card(
+          title = "Submit a Listing:",
+          divider = TRUE,
+          f7List(
+            inset = TRUE, dividers = TRUE, strong = TRUE,
+            f7Text("pl_address", "Address:",     placeholder = "895 Chalmers Dr"),
+            f7Text("pl_price",   "Price ($):",   placeholder = "325000"),
+            f7Text("pl_sqft",    "Sq Ft:",       placeholder = "1800"),
+            f7Text("pl_name",    "Your Name:",   placeholder = "Jane Smith"),
+            f7Text("pl_email",   "Email:",       placeholder = "jane@email.com"),
+            f7Text("pl_cell",    "Cell:",        placeholder = "941-555-1234")
+          ),
+          tags$br(),
+          f7Button("pl_submit", "Submit Listing", color = "blue"),
+          uiOutput("pl_message")
+        ),
+        f7Card(
+          title = "Active Private Listings:",
+          divider = TRUE,
+          DTOutput("pl_table")
+        )
+      ),
       #### resources ----
       f7Tab(
         title = "Resources",
@@ -463,6 +501,65 @@ server <- function(input, output, session) {
     }
   )
 
+# private listings ----
+  pl_path <- "./data/private_listings.csv"
+
+  pl_data <- reactivePoll(
+    intervalMillis = 5000,
+    session = session,
+    checkFunc  = function() file.info(pl_path)$mtime,
+    valueFunc  = function() {
+      df <- read.csv(pl_path, stringsAsFactors = FALSE)
+      if (nrow(df) == 0) return(df)
+      df$submitted_at <- as.POSIXct(df$submitted_at)
+      df[difftime(Sys.time(), df$submitted_at, units = "days") <= 45, ]
+    }
+  )
+
+  observeEvent(input$pl_submit, {
+    req(input$pl_address, input$pl_price, input$pl_name, input$pl_email, input$pl_cell)
+    new_row <- data.frame(
+      submitted_at = format(Sys.time(), "%Y-%m-%d %H:%M:%S"),
+      address      = input$pl_address,
+      price        = as.numeric(gsub("[^0-9.]", "", input$pl_price)),
+      sqft         = as.numeric(gsub("[^0-9.]", "", input$pl_sqft)),
+      name         = input$pl_name,
+      email        = input$pl_email,
+      cell         = input$pl_cell,
+      stringsAsFactors = FALSE
+    )
+    write.table(new_row, pl_path, sep = ",", append = TRUE,
+                col.names = FALSE, row.names = FALSE, quote = TRUE)
+    output$pl_message <- renderUI(
+      tags$p(style = "color:#4cd964;", "Listing submitted successfully!")
+    )
+    updateF7Text(session, "pl_address", value = "")
+    updateF7Text(session, "pl_price",   value = "")
+    updateF7Text(session, "pl_sqft",    value = "")
+    updateF7Text(session, "pl_name",    value = "")
+    updateF7Text(session, "pl_email",   value = "")
+    updateF7Text(session, "pl_cell",    value = "")
+  })
+
+  output$pl_table <- renderDT({
+    df <- pl_data()
+    if (nrow(df) == 0) {
+      return(datatable(
+        data.frame(Message = "No active listings"),
+        rownames = FALSE, options = list(dom = 't', searching = FALSE)
+      ))
+    }
+    datatable(
+      df |> dplyr::mutate(
+        price = scales::dollar(price),
+        sqft  = formatC(sqft, format = "d", big.mark = ",")
+      ) |> dplyr::select(address, price, sqft, name, email, cell),
+      colnames = c("Address", "Price", "Sq Ft", "Name", "Email", "Cell"),
+      rownames = FALSE,
+      options  = list(pageLength = 25, searching = FALSE, dom = 't')
+    )
+  })
+
 # listings map ----
   output$listings_map <- renderLeaflet({
     leaflet(listings) |>

data/private_listings.csv

@@ -0,0 +1 @@
+"submitted_at","address","price","sqft","name","email","cell"