/*******************************************************************************/
/*** DO NOT EDIT ANY CODE. ENTER YOUR CONFIGURATION VALUES IN THE FORM ABOVE ***/
/*******************************************************************************/

// Collect and assign user input
this.API_TOKEN = params.notionApiToken
this.DB_ID = params.taskDatabaseId
this.PROPS = {
  complete: params.completedPropertyName, // Type: Checkbox
  dueDate: params.dueDatePropertyName,    // Type: Date
  interval: params.intervalPropertyName   // Type: Select
}

this.INTERVALS = params.intervals && Object.keys(params.intervals).length > 0 ? params.intervals : {
  "Daily" : [1, 'days'],
  "Weekly" : [1, 'weeks'],
  "Biweekly" : [2, 'weeks'],
  "Monthly" : [1, 'months'],
  "Quarterly" : [1, 'quarters'],
  "Semi-Annually" : [6, 'months'],
  "Annually" : [1, 'years']
}

// Validation
console.log('Validating user input...')
if (!/^secret_[\d|a-z|A-Z]+$/.test(this.API_TOKEN)) { throw new Error('Invalid Notion API token format')}
if (!/^[\d|a-f]{8}-?([\d|a-f]{4}-?){3}[\d|a-f]{12}$/.test(this.DB_ID)) { throw new Error('Invalid database ID format')}
const validIntervalUnits = ['days', 'weeks', 'months', 'quarters', 'years']
for (const interval in this.INTERVALS) {
  if (!(Array.isArray(this.INTERVALS[interval]) && this.INTERVALS[interval].length === 2)) { throw new Error(`Invalid recurring interval configuration for option: ${interval}.`)}
  if (!Number.isInteger(this.INTERVALS[interval][0])) { throw new Error(`Recurring interval must be an integer for option: ${interval}.`)}
  if (!(typeof this.INTERVALS[interval][1] === 'string' || this.INTERVALS[interval][1] instanceof String)) { throw new Error(`Recurring unit must be a string for option: ${interval}.`)}
  if (!validIntervalUnits.includes(this.INTERVALS[interval][1])) { throw new Error(`Recurring unit for option ${interval} must be one of: ${validIntervalUnits.join(', ')}.`)}
}
console.log('Validation complete!')

const axios = require("axios")
// Fetch completed recurring tasks
console.log("Fetch completed recurring tasks...")
const resp = await axios({
  method: "POST",
  url: `https://api.notion.com/v1/databases/${steps.config.DB_ID}/query`,
  headers: {
    "Content-Type": "application/json",
    "Authorization": `Bearer ${steps.config.API_TOKEN}`, // API KEY
    "Notion-Version": "2021-05-13"
  },
  data : {
    filter : {
      and : [
        {
          property : steps.config.PROPS.complete,
          checkbox : {
            equals : true
          }
        },
        {
          property : steps.config.PROPS.interval,
          select : {
            is_not_empty : true
          }
        },
        {
          property : steps.config.PROPS.dueDate,
          date : {
            is_not_empty : true
          }
        }
      ]
    }
  }
}).catch(err => {
  console.log(err.response.data)
  throw err
})
console.log("Fetch complete!")
this.tasks = resp.data.results

const axios = require("axios")
const moment = require("moment")
const DATE_TIME_REGEX = /^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}(.[0-9]{3})?(-[0-9]{2}:[0-9]{2})?$/
this.updatedTasks = []

// Update tasks
console.log("Update recurring tasks with new dates...")
for (const task of steps.fetchCompletedRecurringTasks.tasks) {
  let patch = { properties : {} }
  // Uncheck the Complete checkbox
  patch.properties[steps.config.PROPS.complete] = { checkbox: false }
  
  // Modify the due date
  patch.properties[steps.config.PROPS.dueDate] = { date : {} }
  // Modify the start date
  let startDate = task.properties[steps.config.PROPS.dueDate].date.start ? moment.parseZone(task.properties[steps.config.PROPS.dueDate].date.start) : null
  if (!(task.properties[steps.config.PROPS.interval].select.name in steps.config.INTERVALS)) continue
  startDate.add(...steps.config.INTERVALS[task.properties[steps.config.PROPS.interval].select.name])
  let startDateFormat = DATE_TIME_REGEX.test(task.properties[steps.config.PROPS.dueDate].date.start) ? "YYYY-MM-DDTHH:mm:ss.SSSZ" : "YYYY-MM-DD" // Date only or Date & Time
  patch.properties[steps.config.PROPS.dueDate].date.start = startDate.format(startDateFormat)
  
  // Modify the end date, if it exists
  if (task.properties[steps.config.PROPS.dueDate].date.end) {
    let endDate = moment.parseZone(task.properties[steps.config.PROPS.dueDate].date.end)
    endDate.add(...steps.config.INTERVALS[task.properties[steps.config.PROPS.interval].select.name])
    let endDateFormat = DATE_TIME_REGEX.test(task.properties[steps.config.PROPS.dueDate].date.end) ? "YYYY-MM-DDTHH:mm:ss.SSSZ" : "YYYY-MM-DD" // Date only or Date & Time
    patch.properties[steps.config.PROPS.dueDate].date.end = endDate.format(endDateFormat)
  }

  const updatedTaskResp = await axios({
    method: "PATCH",
    url: `https://api.notion.com/v1/pages/${task.id}`,
    headers: {
      "Content-Type": "application/json",
      "Authorization": `Bearer ${steps.config.API_TOKEN}`, // API KEY
      "Notion-Version": "2021-05-13"
    },
    data : JSON.stringify(patch)
  }).catch(err => {
    console.log(err.response.data)
    throw err
  })
  this.updatedTasks.push(updatedTaskResp.data)
}
console.log("Update complete!")
console.log('Workflow finished ✅')