RT_functions.R

#' Wrapper function that sends all correspondences
#'
#' Wrapper function for 'create_ticket_and_send_initial_correspondence',
#' 'send_annual_report_correspondence', 'send_aon_correspondence', and
#' 'send_one_month_remaining_correspondence'
#'
#' @param awards_db (data.frame) awards database
#' @param database_path (character) the path to save the database to
#'
#' @importFrom magrittr '%>%'
send_correspondences <- function(awards_db, database_path) {
  awards_db <-
    create_ticket_and_send_initial_correspondence(awards_db, database_path) %>%
    send_annual_report_correspondence(., database_path) %>%
    send_aon_correspondence(., database_path) %>%
    send_one_month_remaining_correspondence(., database_path)
  
  return(awards_db)
}

#' Create New Tickets
#'
#' Run this code to create a new RT ticket based off NSF award number and requestor
#' (PI) email.  Requires a valid RT login in order to run.
#'
#' @param award (character) NSF award number.
#' @param requestor (character) PI email
#'
#' @return ticket_id (character) Newly generated RT ticket id
create_ticket <- function(award, requestor) {
  subject <- sprintf('Arctic Data Center NSF Award: %s',  award)
  ticket <- rt::rt_ticket_create(
    queue = 'arcticAwards',
    requestor = requestor,
    subject = subject,
    rt_base = 'https://support.nceas.ucsb.edu/rt'
  )
  
  #check to see if the object ticket is created successfully
  if (!exists("ticket")) {
    out <-
      sprintf('I failed to create a ticket for award: %s, from requestor: %s',
              award,
              requestor)
    slackr::slackr_bot(out)
    return('rt_ticket_create_error')
  }
  
  return(ticket)
}


#' Create New Tickets and send initial correspondences
#'
#' Run this code to create new RT tickets and send an initial correspondence, based
#' off a database of new NSF awards.  The database must include: fund_program_name,
#' pi_email, pi_first_name, id (NSF award #), title (NSF award title).
#'
#' @param awards_db (data.frame) database of NSF awards pulled from NSF-API
#' @param database_path (character) the path to save the database to
#'
#' @return awards_db (data.frame) The initial database with updated RT ticket numbers
create_ticket_and_send_initial_correspondence <-
  function(awards_db, database_path) {
    # Get awards without an initial correspondence
    indices <-
      which(is.na(awards_db$contact_initial) &
              awards_db$active_award_flag == 'yes') # save indices to re-merge
    db <- awards_db[indices,]
    
    for (i in seq_len(nrow(db))) {
      # Create RT ticket
      db$rt_ticket[i] <- create_ticket(db$id[i], db$pi_email[i])
      
      if (db$rt_ticket[i] == 'rt_ticket_create_error') {
        next
      }
      # Create correspondence text
      template <- read_initial_template(db$fund_program_name[i])
      email_text <- sprintf(template,
                            db$pi_first_name[i],
                            db$id[i],
                            db$title[i])
      
      reply <- check_rt_reply(db$rt_ticket[i], email_text)
      
      db$contact_initial[i] <- as.character(Sys.Date())
      
      # re-merge temporary database into permanent
      awards_db[indices[i],] <- db[i,]
      #save the result inbetween
      utils::write.csv(awards_db, file = database_path, row.names = FALSE)
    }
    
    #send summary of tickets created
    if (nrow(db) >= 0) {
      out <- sprintf('I created %s new ticket(s) today', nrow(db))
      slackr::slackr_bot(out)
    }
    
    return(awards_db)
  }


send_annual_report_correspondence <-
  function(awards_db, database_path) {
    # Get awards to send annual report correspondence
    current_date <- as.character(Sys.Date())
    indices <-
      which(
        awards_db$contact_annual_report_next == current_date &
          awards_db$active_award_flag == 'yes'
      ) # save indices to re-merge
    db <- awards_db[indices,]
    
    for (i in seq_len(nrow(db))) {
      # Create correspondence text
      template <-
        read_file(file.path(
          system.file('emails', 'contact_annual_report', package = 'awardsBot')
        ))
      email_text <- sprintf(template,
                            db$pi_first_name[i])
      
      #deals with cases where an initial ticket was not created
      if (is.na(db$rt_ticket[i])) {
        # Create RT ticket
        db$rt_ticket[i] <- create_ticket(db$id[i], db$pi_email[i])
        
      }
      
      reply <- check_rt_reply(db$rt_ticket[i], email_text)
      
      # Update last contact date
      db$contact_annual_report_previous[i] <-
        db$contact_annual_report_next[i]
      
      # re-merge temporary database into permanent
      awards_db[indices[i],] <- db[i, ]
      #save the result inbetween
      utils::write.csv(awards_db, file = database_path, row.names = FALSE)
    }
    
    #send summary of tickets created
    if (nrow(db) > 0) {
      out <- sprintf('I sent %s annual reminder(s) today', nrow(db))
      slackr::slackr_bot(out)
    }
    
    ## TODO
    # add function that updates annual report correspondence times
    
    
    return(awards_db)
  }


send_aon_correspondence <- function(awards_db, database_path) {
  current_date <- as.character(Sys.Date())
  indices <-
    which(awards_db$contact_aon_next == current_date &
            awards_db$active_award_flag == 'yes')
  db <- awards_db[indices,]
  
  for (i in seq_len(nrow(db))) {
    # Create correspondence text
    template <-
      read_file(file.path(
        system.file('emails', 'contact_aon_recurring', package = 'awardsBot')
      ))
    email_text <- sprintf(template,
                          db$pi_first_name[i])
    
    #deals with cases where an initial ticket was not created
    if (is.na(db$rt_ticket[i])) {
      # Create RT ticket
      db$rt_ticket[i] <- create_ticket(db$id[i], db$pi_email[i])
      
    }
    
    reply <- check_rt_reply(db$rt_ticket[i], email_text)
    
    # Update last contact date
    db$contact_aon_previous[i] <- db$contact_aon_next[i]
    
    # re-merge temporary database into permanent
    awards_db[indices[i],] <- db[i, ]
    #save the result inbetween
    utils::write.csv(awards_db, file = database_path, row.names = FALSE)
  }
  
  #send summary of tickets created
  if (nrow(db) > 0) {
    out <- sprintf('I sent %s AON email(s) today', nrow(db))
    slackr::slackr_bot(out)
  }
  
  return(awards_db)
}


send_one_month_remaining_correspondence <-
  function(awards_db, database_path) {
    indices <-
      which(
        awards_db$contact_1mo == as.character(Sys.Date()) &
          awards_db$active_award_flag == 'yes'
      )
    db <- awards_db[indices,]
    
    for (i in seq_len(nrow(db))) {
      # Create correspondence text
      template <-
        read_file(file.path(
          system.file('emails', 'contact_one_month_remaining', package = 'awardsBot')
        ))
      email_text <- sprintf(template,
                            db$pi_first_name[i],
                            db$id[i],
                            db$title[i])
      
      if (is.na(db$rt_ticket[i])) {
        # Create RT ticket
        db$rt_ticket[i] <- create_ticket(db$id[i], db$pi_email[i])
        
      }
      
      reply <- check_rt_reply(db$rt_ticket[i], email_text)
      
      # Update last contact date
      db$contact_1mo[i] <- as.character(Sys.Date())
      
      # re-merge temporary database into permanent
      awards_db[indices[i],] <- db[i, ]
      #save the result inbetween
      utils::write.csv(awards_db, file = database_path, row.names = FALSE)
    }
    
    #send summary of tickets created
    if (nrow(db) > 0) {
      out <- sprintf('I sent %s one month reminder(s) today', nrow(db))
      slackr::slackr_bot(out)
    }
    
    return(awards_db)
  }


# General function that sends a correspondence based on a specified time
#
#This function sends a correspondence based on a specified time interval from
# the startDate or the expDate.  You can specify which direction in time you'd like
# to go based on the starting point, as well as the time interval in years, months,
# and days.
send_correspondence_at_time_x <- function(awards_db,
                                          starting_point,
                                          direction,
                                          years = 0,
                                          months = 0,
                                          days = 0,
                                          rtTicket,
                                          email_text) {
  if (!(starting_point %in% c('start_date', 'exp_date'))) {
    stop('starting point must be one of "start_date" or "exp_date"')
  }
  if (!is.numeric(c(years, months, days))) {
    stop('"years", "months", and "days" arguments must be numeric')
  }
  
  db <- awards_db
  dates <- as.Date(db[[starting_point]])
  time_int <-
    lubridate::period(c(days, months, years), c('day', 'month', 'year'))
  dates + time_int
  
}

check_rt_reply <- function(ticket_number, email) {
  tryCatch({
    ticket <- rt::rt_ticket_history_reply(ticket_id = ticket_number,
                                          text = email,
                                          rt_base = 'https://support.nceas.ucsb.edu/rt')
  },
  error = function(e) {
    out <- sprintf('I failed to reply on: %s', ticket)
    slackr::slackr_bot(out)
  })
  
  return(ticket)
}

## helper function to read in email templates
read_file <- function(path) {
  suppressWarnings(paste0(readLines(path), collapse = '\n '))
}

## helper function read in general, AON, or SS initial template
read_initial_template <- function(fund_program_name) {
  stopifnot(is.character(fund_program_name))
  
  if (grepl('AON', fund_program_name)) {
    path <-
      file.path(system.file('emails', 'contact_initial_aon', package = 'awardsBot'))
  } else if (grepl('SOCIAL', fund_program_name)) {
    path <-
      file.path(
        system.file('emails', 'contact_initial_social_sciences', package = 'awardsBot')
      )
  } else {
    path <-
      file.path(system.file('emails', 'contact_initial_ans', package = 'awardsBot'))
  }
  
  if (!file.exists(path)) {
    slackr::slackr_bot(
      'I failed to read in a contact_initial email template, please check that the file paths used by "awardsBot::read_initial_template" all exist.'
    )
  }
  
  template <- read_file(path)
  return(template)
}


## Helper function to check if RT is logged in
check_rt_login <- function(rt_base) {
  base_api <- paste(stringr::str_replace(rt_base, '\\/$', ''),
                    'REST',
                    '1.0',
                    sep = '/')
  content <- httr::GET(base_api) %>%
    httr::content()
  
  if (stringr::str_detect(content, 'Credentials required')) {
    return(FALSE)
  } else {
    return(TRUE)
  }
}

#' Generalized version of the create_ticket and send_correspondences function
#'
#' For sending reminder emails or any other mass customized email correspondences.
#' Similar to a mail merge for sending mass emails to RT.
#'
#' @param db (dataframe) a database containing the name and email for follow up with the following column named: first_name, id, title
#' @param template (character) an email template that will fill in the name and award title at each \%s (see example below)
#' @param test (logical) sends a test email (replaces all the emails with a test email address)
#'
#'
#' @return dataframe
#' @export
#'
#' @examples
#' \dontrun{
#' db <- import_awards_db(file.path(system.file('example_db.csv', package = 'awardsBot')))
#' email_text <-  "Dear %s,  \n We are writing to you today about your NSF Arctic Sciences award %s %s.
#'                 \n The Arctic Data Center Support Team"
#' create_new_ticket_correspondence(db = db,
#'                                 email_text,
#'                                 test = TRUE)
#' }
create_new_ticket_correspondence <-
  function(db, template, test = TRUE) {
    for (i in seq_len(nrow(db))) {
      if (test) {
        db$rt_ticket[i] <-
          create_ticket(db$id[i], "jasminelai@nceas.ucsb.edu")
      } else {
        db$rt_ticket[i] <- create_ticket(db$id[i], db$pi_email[i])
      }
      
      
      if (db$rt_ticket[i] == 'rt_ticket_create_error') {
        next
      }
      
      #Fill in correspondence text
      email_text <- sprintf(template,
                            db$pi_first_name[i],
                            db$id[i],
                            db$title[i])
      
      reply <- check_rt_reply(db$rt_ticket[i], email_text)
      
      db$contact_initial[i] <- as.character(Sys.Date())
      
      return(db)
      
    }
  }