From 433ea02a18c0328b8079a40657220633c09e363a Mon Sep 17 00:00:00 2001
From: Henry Jameson <me@hjkos.com>
Date: Sun, 18 Apr 2021 14:58:02 +0300
Subject: Changed some of TabSwitcher's internals for easier Vue3 migration

---
 src/components/tab_switcher/tab_switcher.jsx | 171 +++++++++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 src/components/tab_switcher/tab_switcher.jsx

(limited to 'src/components/tab_switcher/tab_switcher.jsx')

diff --git a/src/components/tab_switcher/tab_switcher.jsx b/src/components/tab_switcher/tab_switcher.jsx
new file mode 100644
index 00000000..68eee122
--- /dev/null
+++ b/src/components/tab_switcher/tab_switcher.jsx
@@ -0,0 +1,171 @@
+import { mapState } from 'vuex'
+import { FontAwesomeIcon as FAIcon } from '@fortawesome/vue-fontawesome'
+
+import './tab_switcher.scss'
+
+// TODO VUE3: change data to props
+const findFirstUsable = (slots) => slots.findIndex(_ => _.data && _.data.attrs)
+
+export default {
+  name: 'TabSwitcher',
+  props: {
+    renderOnlyFocused: {
+      required: false,
+      type: Boolean,
+      default: false
+    },
+    onSwitch: {
+      required: false,
+      type: Function,
+      default: undefined
+    },
+    activeTab: {
+      required: false,
+      type: String,
+      default: undefined
+    },
+    scrollableTabs: {
+      required: false,
+      type: Boolean,
+      default: false
+    },
+    sideTabBar: {
+      required: false,
+      type: Boolean,
+      default: false
+    }
+  },
+  data () {
+    console.log(this.$slots.default)
+    return {
+      // TODO VUE3: add () after 'default'
+      active: findFirstUsable(this.$slots.default)
+    }
+  },
+  computed: {
+    slots () {
+      // TODO VUE3: add () at the end
+      return this.$slots.default
+    },
+    activeIndex () {
+      // In case of controlled component
+      if (this.activeTab) {
+        return this.$slots.default.findIndex(slot => this.activeTab === slot.key)
+      } else {
+        return this.active
+      }
+    },
+    settingsModalVisible () {
+      return this.settingsModalState === 'visible'
+    },
+    ...mapState({
+      settingsModalState: state => state.interface.settingsModalState
+    })
+  },
+  beforeUpdate () {
+    console.log(this.slots, this.active)
+    const currentSlot = this.slots[this.active]
+    // TODO VUE3: change data to props
+    if (!currentSlot.data) {
+      this.active = findFirstUsable(this.slots)
+    }
+  },
+  methods: {
+    clickTab (index) {
+      return (e) => {
+        e.preventDefault()
+        this.setTab(index)
+      }
+    },
+    setTab (index) {
+      if (typeof this.onSwitch === 'function') {
+        this.onSwitch.call(null, this.slots[index].key)
+      }
+      this.active = index
+      if (this.scrollableTabs) {
+        this.$refs.contents.scrollTop = 0
+      }
+    }
+  },
+  // TODO VUE3: remove 'h' here
+  render (h) {
+    const tabs = this.slots
+      .map((slot, index) => {
+        // TODO VUE3 change to slot.props
+        const props = slot.data && slot.data.attrs
+        if (!props) return
+        const classesTab = ['tab', 'button-default']
+        const classesWrapper = ['tab-wrapper']
+        if (this.activeIndex === index) {
+          classesTab.push('active')
+          classesWrapper.push('active')
+        }
+        if (props.image) {
+          return (
+            <div class={classesWrapper.join(' ')}>
+              <button
+                disabled={props.disabled}
+                onClick={this.clickTab(index)}
+                class={classesTab.join(' ')}
+                type="button"
+              >
+                <img src={props.image} title={props['image-tooltip']}/>
+                {props.label ? '' : props.label}
+              </button>
+            </div>
+          )
+        }
+        return (
+          <div class={classesWrapper.join(' ')}>
+            <button
+              disabled={props.disabled}
+              onClick={this.clickTab(index)}
+              class={classesTab.join(' ')}
+              type="button"
+            >
+              {!props.icon ? '' : (<FAIcon class="tab-icon" size="2x" fixed-width icon={props.icon}/>)}
+              <span class="text">
+                {props.label}
+              </span>
+            </button>
+          </div>
+        )
+      })
+
+    const contents = this.slots.map((slot, index) => {
+      // TODO VUE3 change to slot.props
+      const props = slot.data && slot.data.attrs
+      if (!props) return
+      const active = this.activeIndex === index
+      const classes = [ active ? 'active' : 'hidden' ]
+      if (props.fullHeight) {
+        classes.push('full-height')
+      }
+      const renderSlot = (!this.renderOnlyFocused || active)
+        ? slot
+        : ''
+
+      return (
+        <div class={classes}>
+          {
+            this.sideTabBar
+              ? <h1 class="mobile-label">{props.label}</h1>
+              : ''
+          }
+          {renderSlot}
+        </div>
+      )
+    })
+
+    return (
+      <div class={'tab-switcher ' + (this.sideTabBar ? 'side-tabs' : 'top-tabs')}>
+        <div class="tabs">
+          {tabs}
+        </div>
+        <div ref="contents" class={'contents' + (this.scrollableTabs ? ' scrollable-tabs' : '')} v-body-scroll-lock={this.settingsModalVisible}>
+          {contents}
+        </div>
+      </div>
+    )
+  }
+}
-- 
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