library(shiny)
## Warning: package 'shiny' was built under R version 4.5.3
library(tidyverse)
## ── Attaching core tidyverse packages ──────────────────────── tidyverse 2.0.0 ──
## ✔ dplyr     1.2.0     ✔ readr     2.2.0
## ✔ forcats   1.0.1     ✔ stringr   1.6.0
## ✔ ggplot2   4.0.2     ✔ tibble    3.3.1
## ✔ lubridate 1.9.5     ✔ tidyr     1.3.2
## ✔ purrr     1.2.1     
## ── Conflicts ────────────────────────────────────────── tidyverse_conflicts() ──
## ✖ dplyr::filter() masks stats::filter()
## ✖ dplyr::lag()    masks stats::lag()
## ℹ Use the conflicted package (<http://conflicted.r-lib.org/>) to force all conflicts to become errors
library(plotly)
## 
## Attaching package: 'plotly'
## 
## The following object is masked from 'package:ggplot2':
## 
##     last_plot
## 
## The following object is masked from 'package:stats':
## 
##     filter
## 
## The following object is masked from 'package:graphics':
## 
##     layout
library(DT)
## 
## Attaching package: 'DT'
## 
## The following objects are masked from 'package:shiny':
## 
##     dataTableOutput, renderDataTable
library(lubridate)
library(stringr)

# Load + clean data
netflix_raw <- read_csv("netflix_titles.csv")
## Rows: 8807 Columns: 12
## ── Column specification ────────────────────────────────────────────────────────
## Delimiter: ","
## chr (11): show_id, type, title, director, cast, country, date_added, rating,...
## dbl  (1): release_year
## 
## ℹ Use `spec()` to retrieve the full column specification for this data.
## ℹ Specify the column types or set `show_col_types = FALSE` to quiet this message.
netflix_clean <- netflix_raw %>%
  filter(!is.na(release_year), !is.na(country)) %>%
  separate_rows(country, sep = ", ") %>%
  mutate(
    type = as.factor(type),
    rating = as.factor(rating),
    release_year = as.numeric(release_year),
    date_added = mdy(date_added),
    month_added = month(date_added, label = TRUE)
  )

# ---------------- UI ----------------
ui <- fluidPage(

  tags$head(
    tags$style(HTML("
      body { background-color:#141414; color:white; font-family:Arial; }
      .card { background:#1f1f1f; padding:20px; border-radius:12px; margin-bottom:20px; }
      .kpi { font-size:32px; color:#E50914; font-weight:bold; }
      .header { color:#E50914; font-size:36px; font-weight:bold; }

      table.dataTable {
        background-color: #1f1f1f !important;
        color: white !important;
      }

      table.dataTable thead {
        background-color: #E50914 !important;
        color: white !important;
      }

      table.dataTable tbody tr {
        background-color: #1f1f1f !important;
      }

      table.dataTable tbody tr:nth-child(even) {
        background-color: #181818 !important;
      }

      table.dataTable tbody tr:hover {
        background-color: #333333 !important;
      }

      .dataTables_wrapper {
        color: white !important;
      }

      .dataTables_length,
      .dataTables_filter,
      .dataTables_info,
      .dataTables_paginate {
        color: white !important;
      }
    "))
  ),

  fluidRow(
    column(12,
           div(class = "header", "NETFLIX INTELLIGENCE"),
           p("Interactive Content Strategy Dashboard", style="color:#aaa;")
    )
  ),

  fluidRow(
    column(3, selectInput("country","Country",choices=c("All", sort(unique(netflix_clean$country))))),
    column(3, selectInput("type","Type",choices=c("All", levels(netflix_clean$type)))) ,
    column(3, selectInput("rating","Rating",choices=c("All", levels(netflix_clean$rating)))) ,
    column(3, sliderInput("year","Release Year",
                          min=min(netflix_clean$release_year),
                          max=max(netflix_clean$release_year),
                          value=range(netflix_clean$release_year)))
  ),

  fluidRow(
    column(12, textInput("search","Search Title", placeholder="Type a movie or show..."))
  ),

  fluidRow(
    column(4, div(class="card", div(class="kpi", textOutput("total_titles")), "Total Titles")),
    column(4, div(class="card", div(class="kpi", textOutput("countries")), "Countries")),
    column(4, div(class="card", div(class="kpi", textOutput("year_range")), "Year Range"))
  ),

  fluidRow(
    column(6, div(class="card", plotlyOutput("growth_plot"))),
    column(6, div(class="card", plotlyOutput("country_plot")))
  ),

  fluidRow(
    column(6, div(class="card", plotlyOutput("type_plot"))),
    column(6, div(class="card", plotlyOutput("season_plot")))
  ),

  fluidRow(
    column(6, div(class="card", plotlyOutput("genre_plot"))),
    column(6, div(class="card", plotlyOutput("rating_plot")))
  ),

  fluidRow(
    column(12, div(class="card", DTOutput("table")))
  )
)
# ---------------- SERVER ----------------
server <- function(input, output) {

  filtered <- reactive({
    data <- netflix_clean

    if (input$country != "All")
      data <- data %>% filter(country == input$country)

    if (input$type != "All")
      data <- data %>% filter(type == input$type)

    if (input$rating != "All")
      data <- data %>% filter(rating == input$rating)

    data <- data %>%
      filter(release_year >= input$year[1],
             release_year <= input$year[2])

    if (input$search != "")
      data <- data %>% filter(str_detect(title, regex(input$search, ignore_case = TRUE)))

    data
  })

  output$total_titles <- renderText(nrow(filtered()))
  output$countries <- renderText(n_distinct(filtered()$country))
  output$year_range <- renderText(
    paste(min(filtered()$release_year), "-", max(filtered()$release_year))
  )

  output$growth_plot <- renderPlotly({
    req(nrow(filtered()) > 1)
    ggplotly(
      filtered() %>%
        count(release_year) %>%
        ggplot(aes(release_year, n)) +
        geom_line(color="#E50914") +
        geom_point(color="white")
    )
  })

  output$country_plot <- renderPlotly({
    req(nrow(filtered()) > 0)
    ggplotly(
      filtered() %>%
        count(country, sort=TRUE) %>%
        slice_head(n=10) %>%
        ggplot(aes(reorder(country,n), n)) +
        geom_col(fill="#E50914") +
        coord_flip()
    )
  })

  output$type_plot <- renderPlotly({
    ggplotly(ggplot(filtered(), aes(type, fill=type)) + geom_bar())
  })

  output$season_plot <- renderPlotly({
    ggplotly(ggplot(filtered(), aes(month_added)) + geom_bar(fill="#E50914"))
  })

  output$genre_plot <- renderPlotly({
    ggplotly(
      filtered() %>%
        mutate(genre = str_extract(listed_in, "^[^,]+")) %>%
        count(genre, sort=TRUE) %>%
        slice_head(n=10) %>%
        ggplot(aes(reorder(genre,n), n)) +
        geom_col(fill="#b20710") +
        coord_flip()
    )
  })

  output$rating_plot <- renderPlotly({
    ggplotly(ggplot(filtered(), aes(rating)) + geom_bar(fill="#E50914"))
  })

output$table <- renderDT({

  datatable(
    filtered() %>%
      select(title, country, type, rating, release_year),

    options = list(
      pageLength = 10,
      scrollX = TRUE
    ),

    class = "display nowrap compact"
  ) %>%
    formatStyle(
      columns = c("title", "country", "type", "rating", "release_year"),
      backgroundColor = "#1f1f1f",
      color = "white"
    )
})
}

shinyApp(ui, server)
Shiny applications not supported in static R Markdown documents