class CCPInputWidgetEditorController extends HTMLElement{
  
  #input = null
  #index = null
  #type = null
  
  #delete_icon = `
    <svg style="width:24px;height:24px;pointer-events: none;" viewBox="0 0 24 24">
      <path d="M19,4H15.5L14.5,3H9.5L8.5,4H5V6H19M6,19A2,2 0 0,0 8,21H16A2,2 0 0,0 18,19V7H6V19Z" />
    </svg>
  `
  
  constructor(){
    super();
    
  }
  
  connectedCallback(){
    
  }
  
  get index(){
    return this.#index
  }
  
  render(input, i){
    this.#index = i
    this.#input = input
    this.#type = input.schema.enum ? "enum" : "string"
    this.innerHTML = `
        <details>
          <summary class="mb-3">
            <input class="form-control" style="width:auto;display:inline" required="required" name="id" value="${this.#input.id}" title="Id of input"/>
            <button data-index="${this.#index}" name="delete-input" title="Delete" class="btn btn-danger ccp-toolbar-button">
              ${this.#delete_icon} 
            </button>  
          </summary>
          <div style="padding-left: 1rem;border-left: 1px solid gray;">
            <div class="row mb-3">
              <div class="col">
                <div class="form-field" title="Title">
                  <input name="title" class="form-control" placeholder="title" value="${this.#input.title}" required="required"/>
                </div>
              </div>
            </div>
            <div class="mb-3">
              <div class="form-field" title="description">
                <input name="description" class="form-control" placeholder="description" value="${this.#input.description}" required="required"/>
              </div>
            </div>
            <div class="row mb-3">
              <div class="col-3">
                <div class="form-field" title="Type">
                  <label>Type</label>
                  <select name="type" class="form-control" placeholder="type" value="${this.#input.schema.type}">
                    <option value="string">String</option>
                    <option value="enum">Enum</option>
                  </select>
                </div>
              </div>
              <div class="col">
                <div class="form-field" title="Minimum">
                  <label>Min</label>
                  <input value="${this.#input.minOccurs}" type="number" min="0" step="1" name="minOccurs" value="${this.#input.minOccurs}" required="required" class="form-control" placeholder="minOccurs"/>
                </div>
              </div>
              <div class="col">
                <div class="form-field" title="Maximum">
                  <label>Max</label>
                  <input value="${this.#input.maxOccurs}" type="number" min="0" step="1" name="maxOccurs" value="${this.#input.maxOccurs}" required="required" class="form-control" placeholder="maxOccurs"/>
                </div>
              </div>
            </div>
            <div name="string-input" class="${this.#type === 'enum' ? 'd-none' : ''} row mb-3">
              <div class="col-3">
                <div class="form-field" title="Format">
                  <label>Format</label>
                  <select value="${this.#input.schema.format}" name="format" class="form-control">
                    <option value="none">None</option>
                    <option value="date">Date</option>
                    <option value="time">Time</option>
                    <option value="dateTime">Date time</option>
                    <option value="code">Code</option>
                  </select>
                </div>
              </div>
              <div class="col" title="Mime type">
                <label>Mime</label>
                <div class="form-field">
                  <input value="${this.#input.schema.contentMediaType}" name="contentMediaType" class="form-control" placeholder="mime"/>
                </div>
              </div>
            </div>
            <div name="enum-input" class="${this.#type !== 'enum' ? 'd-none' : ''} mb-3">
              <div class="form-field" title="options">
                <input name="options" class="form-control" type="text" placeholder="option"/>
                <small class="form-text text-muted">Comma separated list of options</small>
              </div>
            </div>
            <div class="mb-3">
              <div class="form-field" title="Default value">
                <input value="${this.#input.schema.default}" name="default" class="form-control" placeholder="default"/>
              </div>
            </div>
          </div>
        </details>
    `
    
    this.addEventListener("input", ev=>{
      const val = ev.target.value
      const ename = ev.target.getAttribute("name")
      if(ename === "id"){
        this.#input.id = val
      }
      else if(ename === "title"){
        this.#input.title = val
      }
      else if(ename === "description"){
        this.#input.description = val
      }
      else if(ename === "minOccurs"){
        this.#input.minOccurs = val
      }
      else if(ename === "maxOccurs"){
        this.#input.maxOccurs = val
      }
      else if(ename === "format"){
        this.#input.schema.format = val
      }
      else if(ename === "contentMediaType"){
        this.#input.schema.contentMediaType = val
      }
      else if(ename === "options"){
        this.#input.schema.enum = val.split(",")
      }
      else if(ename === "default"){
        this.#input.schema.default = val
      }
      else if(ename === "type"){
        this.#type = ev.target.value
        if(this.#type === "enum"){
          this.querySelector("div[name=string-input]").classList.add("d-none")
          this.querySelector("div[name=enum-input]").classList.remove("d-none")
          this.#input.schema.enum = this.querySelector("input[name=options]").value.split(",")
        }else if(this.#type === "string"){
          this.querySelector("div[name=enum-input]").classList.add("d-none")
          this.querySelector("div[name=string-input]").classList.remove("d-none")
          delete this.#input.schema['enum']
        } 
      } 
    })
    
  }
  
}
window.customElements.define('d4s-ccp-input-editor', CCPInputWidgetEditorController);