const moment = require("moment")

const {storyApi} = require("../../../../../rpdata/api/Story")

const ORDINAL_REGEX = /[0-9]{1,2}(st|nd|rd|th)/g

module.exports = class {
  onCreate() {
    this.state = {
      error: null,
      values: {
        name: "",
        fictionalDate: "",
        category: "",
        open: "",
        listed: "",
      },
      loading: false,
    }

    this.filled = false
  }

  onInput(input) {
    if (!this.filled) {
      this.state.values = {
        name: input.story.name,
        category: input.story.category,
        open: input.story.open,
        listed: input.story.listed,
      }
      
      if (input.story.fictionalDate != null) {
        this.state.values.fictionalDate = moment.utc(input.story.fictionalDate).format("MMM D, YYYY")
      }

      this.filled = true
    }
  }

  change(key, ev) {
    this.state.values[key] = ev.target.value
    this.state.values = Object.assign({}, this.state.values)
  }

  save() {
    const values = this.state.values
    
    let fictionalDate = new Date(values.fictionalDate + " UTC")
    if (values.fictionalDate) {
      if (Number.isNaN(fictionalDate.getTime())) {
        this.state.error = `Could not parse ${values.fictionalDate} as date.`
        
        const ordinal = values.fictionalDate.match(ORDINAL_REGEX)[0]
        if (ordinal != null) {
          this.state.error += " Try to remove the '"+ordinal.slice(-2)+"'."
        }

        return
      }
    } else {
      fictionalDate = null
    }
    
    const input = {id: this.input.story.id, name: values.name, category: values.category, open: values.open, listed: values.listed}
    if (fictionalDate != null) {
      input.fictionalDate = fictionalDate
    } else {
      input.clearFictionalDate = true
    }

    this.state.loading = true
    storyApi.edit(input).then(data => {
      this.emit("edit", data)
      this.emit("close")
    }).catch(errs => {
      console.warn("Failed to edit:", errs)
      this.state.error = "Failed to edit: " + errs[0].message
    }).then(() => {
      this.state.loading = false
    })
  }

  close() {
    this.emit("close")
  }
}