Moved NotebookLab assets into repo

Moved all the notebooklab assets into the GitLab repo

8 files changed, 328 insertions, 0 deletions

diff --git a/app/assets/javascripts/notebook/cells/code.vue b/app/assets/javascripts/notebook/cells/code.vue
new file mode 100644
index 00000000000..b8a16356576
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/code.vue
@@ -0,0 +1,58 @@
+<template>
+  <div class="cell">
+    <code-cell
+      type="input"
+      :raw-code="rawInputCode"
+      :count="cell.execution_count"
+      :code-css-class="codeCssClass" />
+    <output-cell
+      v-if="hasOutput"
+      :count="cell.execution_count"
+      :output="output"
+      :code-css-class="codeCssClass" />
+  </div>
+</template>
+
+<script>
+import CodeCell from './code/index.vue';
+import OutputCell from './output/index.vue';
+
+export default {
+  components: {
+    'code-cell': CodeCell,
+    'output-cell': OutputCell,
+  },
+  props: {
+    cell: {
+      type: Object,
+      required: true,
+    },
+    codeCssClass: {
+      type: String,
+      required: false,
+      default: '',
+    },
+  },
+  computed: {
+    rawInputCode() {
+      if (this.cell.source) {
+        return this.cell.source.join('');
+      }
+
+      return '';
+    },
+    hasOutput() {
+      return this.cell.outputs.length;
+    },
+    output() {
+      return this.cell.outputs[0];
+    },
+  },
+};
+</script>
+
+<style scoped>
+.cell {
+  flex-direction: column;
+}
+</style>
diff --git a/app/assets/javascripts/notebook/cells/code/index.vue b/app/assets/javascripts/notebook/cells/code/index.vue
new file mode 100644
index 00000000000..31b30f601e2
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/code/index.vue
@@ -0,0 +1,57 @@
+<template>
+  <div :class="type">
+    <prompt
+      :type="promptType"
+      :count="count" />
+    <pre
+      class="language-python"
+      :class="codeCssClass"
+      ref="code"
+      v-text="code">
+    </pre>
+  </div>
+</template>
+
+<script>
+  import Prism from '../../lib/highlight';
+  import Prompt from '../prompt.vue';
+
+  export default {
+    components: {
+      prompt: Prompt,
+    },
+    props: {
+      count: {
+        type: Number,
+        required: false,
+        default: 0,
+      },
+      codeCssClass: {
+        type: String,
+        required: false,
+        default: '',
+      },
+      type: {
+        type: String,
+        required: true,
+      },
+      rawCode: {
+        type: String,
+        required: true,
+      },
+    },
+    computed: {
+      code() {
+        return this.rawCode;
+      },
+      promptType() {
+        const type = this.type.split('put')[0];
+
+        return type.charAt(0).toUpperCase() + type.slice(1);
+      },
+    },
+    mounted() {
+      Prism.highlightElement(this.$refs.code);
+    },
+  };
+</script>
diff --git a/app/assets/javascripts/notebook/cells/index.js b/app/assets/javascripts/notebook/cells/index.js
new file mode 100644
index 00000000000..e4c255609fe
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/index.js
@@ -0,0 +1,2 @@
+export { default as MarkdownCell } from './markdown.vue';
+export { default as CodeCell } from './code.vue';
diff --git a/app/assets/javascripts/notebook/cells/markdown.vue b/app/assets/javascripts/notebook/cells/markdown.vue
new file mode 100644
index 00000000000..edbba94811e
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/markdown.vue
@@ -0,0 +1,49 @@
+<template>
+  <div class="cell text-cell">
+    <prompt />
+    <div class="markdown" v-html="markdown"></div>
+  </div>
+</template>
+
+<script>
+  /* global katex */
+  import marked from 'marked';
+  import Prompt from './prompt.vue';
+
+  export default {
+    components: {
+      prompt: Prompt,
+    },
+    props: {
+      cell: {
+        type: Object,
+        required: true,
+      },
+    },
+    computed: {
+      markdown() {
+        const regex = new RegExp('^\\$\\$(.*)\\$\\$$', 'g');
+
+        const source = this.cell.source.map((line) => {
+          const matches = regex.exec(line.trim());
+
+          // Only render use the Katex library if it is actually loaded
+          if (matches && matches.length > 0 && typeof katex !== 'undefined') {
+            return katex.renderToString(matches[1]);
+          }
+
+          return line;
+        });
+
+        return marked(source.join(''));
+      },
+    },
+  };
+</script>
+
+<style>
+.markdown .katex {
+  display: block;
+  text-align: center;
+}
+</style>
diff --git a/app/assets/javascripts/notebook/cells/output/html.vue b/app/assets/javascripts/notebook/cells/output/html.vue
new file mode 100644
index 00000000000..0f39cd138df
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/output/html.vue
@@ -0,0 +1,22 @@
+<template>
+  <div class="output">
+    <prompt />
+    <div v-html="rawCode"></div>
+  </div>
+</template>
+
+<script>
+import Prompt from '../prompt.vue';
+
+export default {
+  props: {
+    rawCode: {
+      type: String,
+      required: true,
+    },
+  },
+  components: {
+    prompt: Prompt,
+  },
+};
+</script>
diff --git a/app/assets/javascripts/notebook/cells/output/image.vue b/app/assets/javascripts/notebook/cells/output/image.vue
new file mode 100644
index 00000000000..f3b873bbc0f
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/output/image.vue
@@ -0,0 +1,27 @@
+<template>
+  <div class="output">
+    <prompt />
+    <img
+      :src="'data:' + outputType + ';base64,' + rawCode" />
+  </div>
+</template>
+
+<script>
+import Prompt from '../prompt.vue';
+
+export default {
+  props: {
+    outputType: {
+      type: String,
+      required: true,
+    },
+    rawCode: {
+      type: String,
+      required: true,
+    },
+  },
+  components: {
+    prompt: Prompt,
+  },
+};
+</script>
diff --git a/app/assets/javascripts/notebook/cells/output/index.vue b/app/assets/javascripts/notebook/cells/output/index.vue
new file mode 100644
index 00000000000..23c9ea78939
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/output/index.vue
@@ -0,0 +1,83 @@
+<template>
+  <component :is="componentName"
+    type="output"
+    :outputType="outputType"
+    :count="count"
+    :raw-code="rawCode"
+    :code-css-class="codeCssClass" />
+</template>
+
+<script>
+import CodeCell from '../code/index.vue';
+import Html from './html.vue';
+import Image from './image.vue';
+
+export default {
+  props: {
+    codeCssClass: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    count: {
+      type: Number,
+      required: false,
+      default: 0,
+    },
+    output: {
+      type: Object,
+      requred: true,
+    },
+  },
+  components: {
+    'code-cell': CodeCell,
+    'html-output': Html,
+    'image-output': Image,
+  },
+  data() {
+    return {
+      outputType: '',
+    };
+  },
+  computed: {
+    componentName() {
+      if (this.output.text) {
+        return 'code-cell';
+      } else if (this.output.data['image/png']) {
+        this.outputType = 'image/png';
+
+        return 'image-output';
+      } else if (this.output.data['text/html']) {
+        this.outputType = 'text/html';
+
+        return 'html-output';
+      } else if (this.output.data['image/svg+xml']) {
+        this.outputType = 'image/svg+xml';
+
+        return 'html-output';
+      }
+
+      this.outputType = 'text/plain';
+      return 'code-cell';
+    },
+    rawCode() {
+      if (this.output.text) {
+        return this.output.text.join('');
+      }
+
+      return this.dataForType(this.outputType);
+    },
+  },
+  methods: {
+    dataForType(type) {
+      let data = this.output.data[type];
+
+      if (typeof data === 'object') {
+        data = data.join('');
+      }
+
+      return data;
+    },
+  },
+};
+</script>
diff --git a/app/assets/javascripts/notebook/cells/prompt.vue b/app/assets/javascripts/notebook/cells/prompt.vue
new file mode 100644
index 00000000000..4540e4248d8
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/prompt.vue
@@ -0,0 +1,30 @@
+<template>
+  <div class="prompt">
+    <span v-if="type && count">
+      {{ type }} [{{ count }}]:
+    </span>
+  </div>
+</template>
+
+<script>
+  export default {
+    props: {
+      type: {
+        type: String,
+        required: false,
+      },
+      count: {
+        type: Number,
+        required: false,
+      },
+    },
+  };
+</script>
+
+<style scoped>
+.prompt {
+  padding: 0 10px;
+  min-width: 7em;
+  font-family: monospace;
+}
+</style>