From a88db662bf084c4eee74e4ec0a9d7600ef81eda0 Mon Sep 17 00:00:00 2001
From: Martin McKeaveney <martin@shogunsystems.co.uk>
Date: Wed, 29 Jan 2020 21:04:48 +0000
Subject: [PATCH] basic architecture complete

---
 packages/builder/src/common/PlusButton.svelte |  23 ++
 .../EventsEditor/EventSelector.svelte         | 110 ----------
 .../EventsEditor/EventsEditor.svelte          | 197 ++++++++++++++----
 .../EventsEditor/HandlerSelector.svelte       | 112 ++++++++++
 .../src/userInterface/EventsEditor/index.js   |   6 +
 packages/server/app.js                        |   2 +-
 6 files changed, 294 insertions(+), 156 deletions(-)
 create mode 100644 packages/builder/src/common/PlusButton.svelte
 delete mode 100644 packages/builder/src/userInterface/EventsEditor/EventSelector.svelte
 create mode 100644 packages/builder/src/userInterface/EventsEditor/HandlerSelector.svelte

diff --git a/packages/builder/src/common/PlusButton.svelte b/packages/builder/src/common/PlusButton.svelte
new file mode 100644
index 0000000000..b7ae19fcbf
--- /dev/null
+++ b/packages/builder/src/common/PlusButton.svelte
@@ -0,0 +1,23 @@
+<style>
+  button {
+    cursor: pointer;
+    outline: none;
+    border: none;
+    border-radius: 5px;
+    background: var(--background-button);
+
+    width: 1.8rem;
+    height: 1.8rem;
+    padding-bottom: 10px;
+
+    display: flex;
+    justify-content: center;
+    align-items: center;
+
+    font-size: 1.2rem;
+    font-weight: 700;
+    color: var(--button-text);
+  }
+</style>
+
+<button on:click>+</button>
diff --git a/packages/builder/src/userInterface/EventsEditor/EventSelector.svelte b/packages/builder/src/userInterface/EventsEditor/EventSelector.svelte
deleted file mode 100644
index 332a2ed32b..0000000000
--- a/packages/builder/src/userInterface/EventsEditor/EventSelector.svelte
+++ /dev/null
@@ -1,110 +0,0 @@
-<script>
-  import IconButton from "../../common/IconButton.svelte";
-  import StateBindingControl from "./StateBindingControl.svelte";
-  import { find, map, keys, reduce, keyBy } from "lodash/fp";
-  import { pipe, userWithFullAccess } from "../../common/core";
-  import {
-    EVENT_TYPE_MEMBER_NAME,
-    allHandlers
-  } from "../../common/eventHandlers";
-  import { store } from "../../builderStore";
-
-  export let event;
-  export let onChanged;
-  export let onRemoved;
-
-  let events;
-  let eventType;
-  let parameters = [];
-
-  store.subscribe(s => {
-    events = allHandlers(
-      { hierarchy: s.hierarchy },
-      userWithFullAccess({
-        hierarchy: s.hierarchy,
-        actions: keyBy("name")(s.actions)
-      })
-    );
-  });
-
- // TODO: refactor
-  $: {
-    if (event) {
-      eventType = event[EVENT_TYPE_MEMBER_NAME];
-
-      parameters = pipe(
-        event.parameters,
-        [keys, map(key => ({ name: key, value: event.parameters[key] }))]
-      );
-    } else {
-      eventType = "";
-      parameters = [];
-    }
-  }
-
- // TODO: refactor
-  const eventChanged = (type, parameters) => {
-    const paramsAsObject = reduce((obj, p) => {
-      obj[p.name] = p.value;
-      return obj;
-    }, {})(parameters);
-
-    const ev = {};
-    ev[EVENT_TYPE_MEMBER_NAME] = type;
-    ev.parameters = paramsAsObject;
-
-    onChanged(ev);
-  };
-
- // TODO: refactor
-  const eventTypeChanged = ev => {
-    const eType = find(e => e.name === ev.target.value)(events);
-    const emptyParameters = map(p => ({ name: p, value: "" }))(
-      eType.parameters
-    );
-    eventChanged(eType.name, emptyParameters);
-  };
-
-  const onParameterChanged = index => val => {
-    const newparameters = [...parameters];
-    newparameters[index].value = val;
-    eventChanged(eventType, newparameters);
-  };
-</script>
-
-<style>
-  .type-selector-container {
-    display: flex;
-  }
-
-  .type-selector {
-    border-color: var(--primary50);
-    border-radius: 2px;
-    width: 50px;
-    flex: 1 0 auto;
-  }
-</style>
-
-<div class="type-selector-container">
-  <select
-    class="type-selector uk-select uk-form-small "
-    value={eventType}
-    on:change={eventTypeChanged}>
-    <option />
-    {#each events as ev}
-      <option value={ev.name}>{ev.name}</option>
-    {/each}
-  </select>
-
-  <IconButton icon="trash" size="12" on:click={onRemoved} />
-
-</div>
-
-{#if parameters}
-  {#each parameters as p, index}
-    <div>{p.name}</div>
-    <StateBindingControl
-      onChanged={onParameterChanged(index)}
-      value={p.value} />
-  {/each}
-{/if}
diff --git a/packages/builder/src/userInterface/EventsEditor/EventsEditor.svelte b/packages/builder/src/userInterface/EventsEditor/EventsEditor.svelte
index c1066322e8..fa21f2c56a 100644
--- a/packages/builder/src/userInterface/EventsEditor/EventsEditor.svelte
+++ b/packages/builder/src/userInterface/EventsEditor/EventsEditor.svelte
@@ -14,9 +14,10 @@
   import Checkbox from "../../common/Checkbox.svelte";
   import Textbox from "../../common/Textbox.svelte";
   import Dropdown from "../../common/Dropdown.svelte";
+  import PlusButton from "../../common/PlusButton.svelte";
   import IconButton from "../../common/IconButton.svelte";
   import Modal from "../../common/Modal.svelte";
-  import EventSelector from "./EventSelector.svelte";
+  import HandlerSelector from "./HandlerSelector.svelte";
 
   import { PencilIcon } from "../../common/Icons";
   import { EVENT_TYPE_MEMBER_NAME } from "../../common/eventHandlers";
@@ -27,12 +28,28 @@
   export let onPropChanged = () => {};
   export let components;
 
+  // Structure
+  // {
+  //    [eventName]: [{eventHandler}, {eventHandler1}],
+  //    [eventName1]: [{eventHandler}, {eventHandler1}],
+  // }
+
   let modalOpen = false;
   let events = [];
-  let selectedEvent = null;
+  let selectedEvent = {};
   let newEventType = "onClick";
 
   // TODO: only show events that have handlers
+
+  // $: {
+  //   let componentEvents = {};
+  //   for (let propName in componentInfo) {
+  //     const isEventProp = findType(propName) === EVENT_TYPE;
+  //     if (isEventProp) componentEvents[propName] = componentInfo[propName];
+  //   }
+  //   events = componentEvents;
+  // }
+
   $: events =
     componentInfo &&
     Object.entries(componentInfo).filter(
@@ -47,7 +64,7 @@
       .props[propName];
   }
 
-  console.log(componentInfo, events, components);
+  console.log({ componentInfo, events, components });
 
   const openModal = event => {
     selectedEvent = event;
@@ -55,30 +72,47 @@
   };
 
   const closeModal = () => {
-    selectedEvent = null;
+    selectedEvent = {};
     modalOpen = false;
   };
 
-  const addEventHandler = event => {
+  const addEventHandler = eventType => {
     const newEventHandler = {
       parameters: {},
       [EVENT_TYPE_MEMBER_NAME]: ""
     };
-    events = [...events, newEventHandler];
-    onPropChanged(newEventType, events);
+    // TODO: improve - just pass the event from props
+    selectedEvent = {
+      ...selectedEvent,
+      handlers: [...(selectedEvent.handlers || []), newEventHandler]
+    };
+    // events = [...events, newEventHandler];
+    onPropChanged(newEventType, [...selectedEvent.handlers, newEventHandler]);
   };
 
-  const changeEventHandler = newEvent => {
-    console.log({ events, newEventType, newEvent });
-    onPropChanged(newEventType, events);
+  const changeEventHandler = (updatedHandler, index) => {
+    // TODO: Improve
+    const handlers = [...selectedEvent.handlers];
+    handlers[index] = updatedHandler;
+
+    console.log("CHANGED HANDLERS", handlers);
+
+    selectedEvent = {
+      ...selectedEvent,
+      handlers
+    };
+
+    onPropChanged(newEventType, handlers);
   };
 
-  const removeEventHandler = index => () => {
-    events = filter(e => e !== events[index])(events);
-    onPropChanged(newEventType, []);
+  // TODO: verify
+  const removeEventHandler = index => {
+    const handlers = [...selectedEvent.handlers];
+    handlers.splice(index, 1);
+    onPropChanged(newEventType, handlers);
   };
 
-  console.log(events);
+  console.log("DA HANDLERS", selectedEvent.handlers);
 </script>
 
 <style>
@@ -104,46 +138,119 @@
     flex: 1 1 auto;
     min-width: 250px;
   }
+
+  .heading {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+  }
+
+  .handler-container {
+    display: grid;
+    grid-template-columns: repeat(2, 1fr);
+    grid-gap: 10px;
+    border: 2px solid #fafafa;
+  }
+
+  .hierarchy-item {
+    cursor: pointer;
+    padding: 11px 7px;
+    margin: 5px 0;
+    border-radius: 5px;
+  }
+
+  .hierarchy-item:hover {
+    background: #fafafa;
+  }
+
+  .selected {
+    color: var(--button-text);
+    background: var(--background-button) !important;
+  }
+
+  .event-name {
+  }
+
+  .handler-identifier {
+    font-size: 1.5em;
+  }
+
+  h2 {
+    color: var(--primary100);
+    font-size: 20px;
+    font-weight: bold;
+  }
+
+  /* TODO: Should be it's own component */
+  input {
+    font-size: 12px;
+    font-weight: 700;
+    color: #163057;
+    opacity: 0.7;
+    padding: 5px 10px;
+    box-sizing: border-box;
+    border: 1px solid #dbdbdb;
+    border-radius: 2px;
+    outline: none;
+  }
+
+  .event-action {
+    background: #fafafa;
+  }
 </style>
 
-<h3>Events</h3>
+<div class="heading">
+  <h3>Events</h3>
+  <PlusButton on:click={() => openModal({})} />
+</div>
 
 <div class="root">
 
   <form class="uk-form-stacked form-root">
-    {#each events as event, index}
-      <div class="prop-container">
-        {event[0]}
-        <PencilIcon on:click={() => openModal({ ...event, index })} />
-      </div>
+    {#each events as [name, handlers], index}
+      {#if handlers.length > 0}
+        <div
+          class="handler-container hierarchy-item"
+          on:click={() => openModal({ name, handlers, index })}>
+          <span class="event-name">{name}</span>
+          <span class="edit-text">EDIT</span>
+          <span class="handler-identifier">updateState</span>
+        </div>
+      {/if}
     {/each}
   </form>
-  <button on:click={() => openModal()}>Create Event</button>
 </div>
 <Modal bind:isOpen={modalOpen} onClosed={closeModal}>
-  <h2>{action} Event</h2>
-  {#if selectedEvent}
-    {JSON.stringify(selectedEvent)}
-    <!-- <EventSelector
-      onChanged={onEventHandlerChanged(selectedEvent)}
-      onRemoved={removeHandler(selectedEvent && selectedEvent.index)}
-      event={selectedEvent} />
-    <div class="addelement-container" on:click={addHandler}>
-      <IconButton icon="plus" size="12" />
-    </div> -->
-  {:else}
-    <select bind:value={newEventType}>
-      {#each events as [name]}
-        <option value={name}>{name}</option>
-      {/each}
-    </select>
-    <EventSelector
-      onChanged={changeEventHandler}
-      onRemoved={removeEventHandler}
-      event={selectedEvent} />
-    <div class="addelement-container" on:click={addEventHandler}>
-      <IconButton icon="plus" size="12" />
-    </div>
-    <button>Save</button>
+  <h2>Create a New Component Event</h2>
+  <span>Click here to learn more about component events</span>
+
+  <h4>Event Name</h4>
+  <input type="text" />
+
+  <h4>Event Type</h4>
+  <select
+    class="type-selector uk-select uk-form-small"
+    bind:value={newEventType}>
+    {#each events as [name]}
+      <option value={name}>{name}</option>
+    {/each}
+  </select>
+
+  <h4>Event Action(s)</h4>
+  {#if selectedEvent.handlers}
+    {#each selectedEvent.handlers as handler, index}
+      <HandlerSelector
+        {index}
+        onChanged={changeEventHandler}
+        onRemoved={removeEventHandler}
+        {handler} />
+      <hr />
+    {/each}
   {/if}
+  <div
+    class="addelement-container"
+    on:click={() => addEventHandler(newEventType)}>
+    <IconButton icon="plus" size="12" />
+    Add Handler
+  </div>
 </Modal>
diff --git a/packages/builder/src/userInterface/EventsEditor/HandlerSelector.svelte b/packages/builder/src/userInterface/EventsEditor/HandlerSelector.svelte
new file mode 100644
index 0000000000..dffcb06278
--- /dev/null
+++ b/packages/builder/src/userInterface/EventsEditor/HandlerSelector.svelte
@@ -0,0 +1,112 @@
+<script>
+  import IconButton from "../../common/IconButton.svelte";
+  import StateBindingControl from "./StateBindingControl.svelte";
+  import { find, map, keys, reduce, keyBy } from "lodash/fp";
+  import { pipe, userWithFullAccess } from "../../common/core";
+  import {
+    EVENT_TYPE_MEMBER_NAME,
+    allHandlers
+  } from "../../common/eventHandlers";
+  import { store } from "../../builderStore";
+
+  export let handler;
+  export let onChanged;
+  export let onRemoved;
+  export let index;
+
+  let eventOptions;
+  let handlerType;
+  let parameters = [];
+
+  $: eventOptions = allHandlers(
+    { hierarchy: $store.hierarchy },
+    userWithFullAccess({
+      hierarchy: $store.hierarchy,
+      actions: keyBy("name")($store.actions)
+    })
+  );
+
+  // TODO: refactor
+  $: {
+    if (handler) {
+      handlerType = handler[EVENT_TYPE_MEMBER_NAME];
+      parameters = Object.entries(handler.parameters).map(([name, value]) => ({
+        name,
+        value
+      }));
+    } else {
+      handlerType = "";
+      parameters = [];
+    }
+  }
+
+  const handlerChanged = (type, params) => {
+    const handlerParams = {};
+    for (let param of params) {
+      handlerParams[param.name] = param.value;
+    }
+
+    const updatedHandler = {
+      [EVENT_TYPE_MEMBER_NAME]: type,
+      parameters: handlerParams
+    };
+
+    onChanged(updatedHandler, index);
+  };
+
+  const handlerTypeChanged = e => {
+    const handlerType = eventOptions.find(
+      handler => handler.name === e.target.value
+    );
+    // Set default params for handler
+    const defaultParams = handlerType.parameters.map(param => ({
+      name: param,
+      value: ""
+    }));
+    handlerChanged(handlerType.name, defaultParams);
+  };
+
+  const onParameterChanged = index => value => {
+    const newParams = [...parameters];
+    newParams[index].value = value;
+    handlerChanged(handlerType, newParams);
+  };
+</script>
+
+<style>
+  .type-selector-container {
+    display: grid;
+    grid-template-rows: repeat(3, 1fr);
+    background: #fafafa;
+    padding: 22px;
+    border: 1px solid var(--primary75);
+  }
+
+  .type-selector {
+    border-color: var(--primary50);
+    border-radius: 2px;
+    width: 50px;
+    flex: 1 0 auto;
+  }
+</style>
+
+<div class="type-selector-container">
+  Action
+  <select
+    class="type-selector uk-select uk-form-small "
+    value={handlerType}
+    on:change={handlerTypeChanged}>
+    <option />
+    {#each eventOptions as option}
+      <option value={option.name}>{option.name}</option>
+    {/each}
+  </select>
+  {#if parameters}
+    {#each parameters as param, index}
+      <div>{param.name}</div>
+      <StateBindingControl
+        onChanged={onParameterChanged(index)}
+        value={param.value} />
+    {/each}
+  {/if}
+</div>
diff --git a/packages/builder/src/userInterface/EventsEditor/index.js b/packages/builder/src/userInterface/EventsEditor/index.js
index 7782e7fccd..e010de3c69 100644
--- a/packages/builder/src/userInterface/EventsEditor/index.js
+++ b/packages/builder/src/userInterface/EventsEditor/index.js
@@ -1 +1,7 @@
+export const deleteElement = (array, index) => {
+  const arr = [...array];
+  array.splice(index, 1);
+  return arr;
+};
+
 export { default } from "./EventsEditor.svelte";
\ No newline at end of file
diff --git a/packages/server/app.js b/packages/server/app.js
index 5cfc2a432c..974c9a3593 100644
--- a/packages/server/app.js
+++ b/packages/server/app.js
@@ -14,7 +14,7 @@ module.exports = async (budibaseContext) => {
         app.context.master,
         config.latestPackagesFolder
     );
-    app.use(koaBody({ multipart : true }));
+    app.use(koaBody({ multipart: true }));
     app.use(router(config, app).routes());
     return app.listen(config.port);
 };