Partially add itemstack support

17 files changed, 561 insertions, 19 deletions

diff --git a/src/assets/base.css b/src/assets/base.css
index 8331bf0..5e116e8 100644
--- a/src/assets/base.css
+++ b/src/assets/base.css
@@ -143,6 +143,10 @@ input[type="checkbox"] {
   accent-color: var(--color-primary);
 }
 
+input[type="radio"] {
+  accent-color: var(--color-primary);
+}
+
 .multiselect__input {
   background: var(--color-background-soft) !important ;
   color: inherit !important;
diff --git a/src/components/Control/ItemStackForm.vue b/src/components/Control/ItemStackForm.vue
new file mode 100644
index 0000000..250e8c9
--- /dev/null
+++ b/src/components/Control/ItemStackForm.vue
@@ -0,0 +1,50 @@
+<script setup lang="ts">
+import { computed } from 'vue';
+import materials from '@/lib/materials';
+
+const model = defineModel<any>();
+
+if (typeof model.value !== 'object' || model.value === null) {
+  model.value = {};
+}
+
+const itemName = computed({
+  get() {
+    return model.value.name;
+  },
+  set(newValue: string) {
+    model.value.name = newValue;
+  },
+});
+
+const itemType = computed({
+  get() {
+    return model.value.type || model.value.material || model.value.item;
+  },
+  set(newValue: string) {
+    if (model.value.material) {
+      model.value.material = newValue;
+    } else if (model.value.item) {
+      model.value.item = newValue;
+    } else {
+      model.value.type = newValue;
+    }
+  },
+});
+</script>
+
+<template>
+  <div class="option-group">
+    <label for="itemstack-name">Name</label>
+    <input id="itemstack-name" name="itemstack-name" v-model="itemName" placeholder="Enter a display name" />
+  </div>
+
+  <div class="option-group">
+    <label for="itemstack-name">Type</label>
+    <multiselect v-model="itemType" 
+      :options="materials" :searchable="true" placeholder="Choose a material" />
+  </div>
+</template>
+
+<style scoped>
+</style>
\ No newline at end of file
diff --git a/src/components/Control/ItemStackModal.vue b/src/components/Control/ItemStackModal.vue
new file mode 100644
index 0000000..642c5f9
--- /dev/null
+++ b/src/components/Control/ItemStackModal.vue
@@ -0,0 +1,172 @@
+<script setup lang="ts">
+import Modal from '@/components/Control/Modal.vue';
+import Button from '@/components/Control/Button.vue';
+import { computed, ref } from 'vue';
+import materials from '@/lib/materials';
+import ItemStackForm from './ItemStackForm.vue';
+
+const model = defineModel();
+
+const emit = defineEmits(['confirm']);
+
+const props = defineProps({
+  value: String,
+});
+
+//TODO unshitify
+const value = ref<any>(props.value);
+
+const isQuestItem = computed(() => {
+  return value.value?.['quest-item'] !== undefined;
+});
+const isItemStack = computed(() => {
+  return (
+    typeof value.value === 'object' 
+    && (
+      value.value?.item !== undefined 
+      || value.value?.type !== undefined 
+      || value.value?.material !== undefined
+    ))
+});
+const isMaterial = computed(() => {
+  return typeof value.value === 'string' && materials.includes(value.value)
+});
+
+const selectedType = ref(
+  isQuestItem.value 
+    ? 'questitem' 
+    : isItemStack.value 
+      ? 'itemstack' 
+      : isMaterial.value 
+        ? 'material' 
+        : ''
+);
+
+const noTypeSelected = computed(() => selectedType.value === '');
+const noValue = computed(() => !isQuestItem.value && !isItemStack.value && !isMaterial.value);
+
+const setSelectedType = (type: string) => {
+  if (type === 'questitem') {
+    value.value = {};
+  } else if (type === 'itemstack') {
+    value.value = {};
+  } else if (type === 'material') {
+    value.value = '';
+  }
+  selectedType.value = type;
+};
+
+const confirm = () => {
+  emit('confirm', value.value);
+};
+</script>
+
+<template>
+  <Modal v-model="model">
+    <template v-slot:header>
+      <h2>Edit ItemStack</h2>
+    </template>
+
+    <template v-slot:body>
+      <div id="type">
+        <span class="option" @click="setSelectedType('questitem')" :class="{selected: selectedType === 'questitem'}">
+          <span>
+            <font-awesome-icon :icon="['fas', 'fa-tag']" />
+            Quest Item
+          </span>
+          <p v-if="noTypeSelected">Re-use a quest item.</p>
+        </span>
+        <span class="option" @click="setSelectedType('itemstack')" :class="{selected: selectedType === 'itemstack'}">
+          <span>
+            <font-awesome-icon :icon="['fas', 'fa-cube']" />
+            ItemStack
+          </span>
+          <p v-if="noTypeSelected">Define a new item stack.</p>
+        </span>
+        <span class="option" @click="setSelectedType('material')" :class="{selected: selectedType === 'material'}">
+          <span>
+            <font-awesome-icon :icon="['fas', 'fa-apple-whole']" />
+            Material
+          </span>
+          <p v-if="noTypeSelected">Define a specific item type.</p>
+        </span>
+      </div>
+      
+      <div id="material" class="option-group" v-if="selectedType === 'material'">
+        <label for="material">Material</label>
+        <multiselect v-model="value" 
+          :options="materials" :searchable="true" placeholder="Enter material name" />
+      </div>
+      
+      <div id="itemstack" class="option-group" v-if="selectedType === 'itemstack'">
+        <ItemStackForm v-model="value" />
+      </div>
+      
+
+      <div id="confirm" class="control-group">
+        <Button
+          :icon="['fas', 'fa-times']"
+          :label="'Cancel'"
+          @click="model = false"
+        ></Button>
+        <Button
+          type="solid"
+          :icon="['fas', 'fa-check']"
+          :label="'Confirm'"
+          @click="confirm"
+        ></Button>
+          <!-- :disabled="noTypeSelected || noValue" -->
+      </div>
+    </template>
+  </Modal>
+</template>
+
+<style scoped>
+#confirm {
+  display: flex;
+  justify-content: flex-end;
+  margin-top: 1rem;
+}
+
+#type {
+  display: flex;
+  justify-content: space-around;
+  gap: 0.25rem;
+  user-select: none;
+  margin-bottom: 1rem;
+  
+  .option {
+    border: 1px solid var(--color-border);
+    cursor: pointer;
+    display: flex;
+    flex-direction: column;
+    flex-basis: 0;
+    flex-grow: 1;
+    align-items: center;
+    gap: 0.5rem;
+    padding: 0.5rem;
+    background-color: var(--color-background-soft);
+    transition: background-color 0.3s;
+    
+    span {
+      display: flex;
+      align-items: center;
+      gap: 0.5rem;
+      font-weight: 700;
+    }
+    
+    p {
+      text-align: center;
+      font-size: 0.8rem;
+    }
+    
+    &:hover {
+      background-color: var(--color-hover);
+    }
+    
+    &.selected {
+      background-color: var(--color-primary-mute);
+    }
+  }
+}
+</style>
\ No newline at end of file
diff --git a/src/components/Control/ItemStackPicker.vue b/src/components/Control/ItemStackPicker.vue
new file mode 100644
index 0000000..613adfe
--- /dev/null
+++ b/src/components/Control/ItemStackPicker.vue
@@ -0,0 +1,100 @@
+<script setup lang="ts">
+import { computed, ref } from 'vue';
+import ItemStackModal from './ItemStackModal.vue';
+import materials from '@/lib/materials';
+
+const props = defineProps<{
+  value: any;
+}>();
+const emit = defineEmits(['update']);
+
+const value = ref(props.value);
+
+const showItemStackModal = ref(false);
+
+//TODO unshitify
+const empty = computed(() => {
+  return value.value === undefined 
+    || value.value === null 
+    || value.value === '' 
+    || (Array.isArray(value.value) && value.value.length === 0)
+    || (typeof value.value === 'object' && Object.keys(value.value).length === 0);
+});
+const isQuestItem = computed(() => {
+  return value.value?.['quest-item'] !== undefined;
+});
+const isItemStack = computed(() => {
+  if (typeof value.value !== 'object') {
+    return false;
+  }
+
+  const key = 'item' in value.value 
+    ? 'item' 
+    : 'type' in value.value 
+      ? 'type' 
+      : 'material'
+  
+  return (!!value.value[key]);
+});
+const isMaterial = computed(() => {
+  return typeof value.value === 'string' && materials.includes(value.value)
+});
+
+const update = (newValue: any) => {
+  value.value = newValue;
+  showItemStackModal.value = false;
+  emit('update', value.value);
+};
+</script>
+
+<template>
+  <div class="itemstack" @click="showItemStackModal = true">
+    <span v-if="empty" class="empty">ItemStack...</span>
+    <span v-if="isQuestItem" class="item"><font-awesome-icon :icon="['fas', 'fa-tag']" /> Quest Item</span>
+    <span v-if="isItemStack" class="item"><font-awesome-icon :icon="['fas', 'fa-cube']" /> ItemStack of '{{ value.type || value.item || value.material }}'</span>
+    <span v-if="isMaterial" class="item"><font-awesome-icon :icon="['fas', 'fa-apple-whole']" /> {{ value }}</span>
+    <span v-if="!empty && !isQuestItem && !isItemStack && !isMaterial" class="invalid"><font-awesome-icon :icon="['fas', 'fa-triangle-exclamation']" /> Invalid ItemStack</span>
+  </div>
+  
+  <ItemStackModal
+    v-model="showItemStackModal"
+    :value="value"
+    @confirm="update"
+    />
+</template>
+
+<style scoped>
+.itemstack {
+  display: flex;
+  width: 100%;
+  height: 100%;
+  cursor: pointer;
+  align-items: center;
+  padding: 0.5rem;
+  user-select: none;
+  transition: background-color 0.3s;
+  background-color: var(--color-background-soft);
+  
+  span {
+    font-family: monospace;
+    font-size: 0.8rem;
+  }
+  
+  .empty {
+    color: var(--color-text-mute);
+  }
+
+  .item {
+    color: var(--color-primary);
+  }
+  
+  .invalid {
+    color: var(--color-false);
+  }
+  
+  &:hover {
+    background-color: var(--color-hover);
+  }
+}
+
+</style>
\ No newline at end of file
diff --git a/src/components/Control/Modal.vue b/src/components/Control/Modal.vue
index d47d281..46d5da5 100644
--- a/src/components/Control/Modal.vue
+++ b/src/components/Control/Modal.vue
@@ -29,6 +29,7 @@ const model = defineModel();
   background-color: rgba(0, 0, 0, 0.5);
   transition: opacity 0.3s;
   display: none;
+  overflow: visible;
 }
 
 .modal-content {
@@ -38,7 +39,7 @@ const model = defineModel();
   width: 100%;
   max-width: 600px;
   max-height: 80%;
-  overflow-y: auto;
+  overflow-y: visible;
   border-radius: 4px;
   box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
 }
diff --git a/src/components/Editor/EditorPane.vue b/src/components/Editor/EditorPane.vue
index 21d1f80..bf9532a 100644
--- a/src/components/Editor/EditorPane.vue
+++ b/src/components/Editor/EditorPane.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { useSessionStore } from '@/stores/session';
 import { computed, ref } from 'vue';
-import { stripColourCodes } from '@/lib/util';
+import { stripColorCodes } from '@/lib/util';
 import QuestOptionsPanel from '@/components/Editor/Quest/QuestOptionsPanel.vue';
 import QuestTasksOptionsPanel from '@/components/Editor/Quest/QuestTasksOptionsPanel.vue';
 import CategoryOptionsPanel from '@/components/Editor/Category/CategoryOptionsPanel.vue';
@@ -70,16 +70,16 @@ const duplicateQuest = (oldId: string, newId: string) => {
         <template v-if="selectedType === 'Quest'">
           <template v-if="categoryFromSelectedQuest">
             <font-awesome-icon class="icon" :icon="['fas', 'fa-folder']"/>
-            {{ stripColourCodes(categoryFromSelectedQuest?.display.name) }} 
+            {{ stripColorCodes(categoryFromSelectedQuest?.display.name) }} 
             <font-awesome-icon class="chevron" :icon="['fas', 'fa-chevron-right']"/>
           </template>
           <font-awesome-icon class="icon" :icon="['far', 'fa-compass']"/>
-          <span class="title">{{ stripColourCodes(selectedName!) }} </span>
+          <span class="title">{{ stripColorCodes(selectedName!) }} </span>
           <code>({{ selectedId }})</code>
         </template>
         <template v-if="selectedType === 'Category'">
           <font-awesome-icon class="icon" :icon="['fas', 'fa-folder']"/>
-          <span class="title">{{ stripColourCodes(selectedName!) }} </span>
+          <span class="title">{{ stripColorCodes(selectedName!) }} </span>
           <code>({{ selectedId }})</code>
         </template>
       </span>
diff --git a/src/components/Editor/EditorSidebarCategory.vue b/src/components/Editor/EditorSidebarCategory.vue
index 932b36b..7153b92 100644
--- a/src/components/Editor/EditorSidebarCategory.vue
+++ b/src/components/Editor/EditorSidebarCategory.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { useSessionStore, type EditorCategory } from '@/stores/session';
 import { computed, ref, toRefs } from 'vue';
-import { stripColourCodes } from '@/lib/util';
+import { stripColorCodes } from '@/lib/util';
 import EditorSidebarQuest from '@/components/Editor/EditorSidebarQuest.vue';
 
 const props = defineProps<{
@@ -36,7 +36,7 @@ const selected = computed(() => {
     <span id="category-title" @click="setSelectedCategory">
       <font-awesome-icon @click.stop="expandCategory" class="category-icon" :icon="expanded ? ['fas', 'fa-caret-down'] : ['fas', 'fa-caret-up']"/> 
       <span id="category-name">
-        <span id="category-display-name">{{ stripColourCodes(category.display.name) }}</span> 
+        <span id="category-display-name">{{ stripColorCodes(category.display.name) }}</span> 
         <code id="category-display-id">{{ category.id }}</code> 
       </span>
     </span>
diff --git a/src/components/Editor/EditorSidebarQuest.vue b/src/components/Editor/EditorSidebarQuest.vue
index 08f1625..baf06f1 100644
--- a/src/components/Editor/EditorSidebarQuest.vue
+++ b/src/components/Editor/EditorSidebarQuest.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { useSessionStore, type EditorQuest } from '@/stores/session';
 import { computed, toRefs } from 'vue';
-import { stripColourCodes } from '@/lib/util';
+import { stripColorCodes } from '@/lib/util';
 
 const props = defineProps<{
   quest: EditorQuest;
@@ -25,7 +25,7 @@ const selected = computed(() => {
     <span id="quest-title">
       <font-awesome-icon class="quest-icon" :icon="['far', 'fa-compass']"/> 
       <span id="quest-name">
-        <span id="quest-display-name">{{ stripColourCodes(quest.display.name) }}</span> 
+        <span id="quest-display-name">{{ stripColorCodes(quest.display.name) }}</span> 
         <code id="quest-display-id">{{ quest.id }}</code> 
       </span>
     </span>
diff --git a/src/components/Editor/Quest/QuestTasksOptionsPanel.vue b/src/components/Editor/Quest/QuestTasksOptionsPanel.vue
index 12b1263..a79e636 100644
--- a/src/components/Editor/Quest/QuestTasksOptionsPanel.vue
+++ b/src/components/Editor/Quest/QuestTasksOptionsPanel.vue
@@ -1,9 +1,10 @@
 <script setup lang="ts">
 import { useSessionStore, type EditorQuest } from '@/stores/session';
-import { computed } from 'vue';
+import { computed, ref } from 'vue';
 import EditorOptionsPanel from '@/components/Editor/EditorOptionsPanel.vue';
 import TaskConfiguration from '@/components/Editor/Quest/Task/TaskConfiguration.vue';
 import Button from '@/components/Control/Button.vue';
+import AddTaskModal from './Task/Modal/AddTaskModal.vue';
 
 const props = defineProps<{
   questId: string;
@@ -14,6 +15,19 @@ const sessionStore = useSessionStore();
 const quest = computed(() => {
   return sessionStore.getQuestById(props.questId) as EditorQuest;
 });
+
+const showAddTaskModal = ref(false);
+
+const addTask = (newId: string, newType: string) => {
+  sessionStore.getQuestById(props.questId)!.tasks[newId] = {
+    id: newId,
+    config: {
+      type: newType,
+    },
+  };
+  
+  showAddTaskModal.value = false;
+};
 </script>
 
 <template>
@@ -21,6 +35,7 @@ const quest = computed(() => {
     <div id="options">
       <h2>Tasks <code>({{ Object.keys(quest.tasks).length }})</code></h2>
       
+      <p v-if="Object.keys(quest.tasks).length === 0" class="error-text">This quest does not have any tasks.</p>
       <TaskConfiguration v-for="(task, taskId) in quest.tasks" :key="taskId" :taskId="String(taskId)" :quest="quest" />
       
       <div id="controls">
@@ -29,10 +44,18 @@ const quest = computed(() => {
           :icon="['fas', 'fa-plus']"
           type="solid"
           label="Add task" 
+          @click="showAddTaskModal = true"
           />
       </div>
     </div>
   </EditorOptionsPanel>
+  
+  <AddTaskModal
+    v-if="quest"
+    v-model="showAddTaskModal"
+    :questId="questId"
+    @add="addTask"
+  />
 </template>
 
 
diff --git a/src/components/Editor/Quest/Task/Modal/AddTaskModal.vue b/src/components/Editor/Quest/Task/Modal/AddTaskModal.vue
new file mode 100644
index 0000000..57139bb
--- /dev/null
+++ b/src/components/Editor/Quest/Task/Modal/AddTaskModal.vue
@@ -0,0 +1,90 @@
+<script setup lang="ts">
+import Modal from '@/components/Control/Modal.vue';
+import Button from '@/components/Control/Button.vue';
+import { computed, ref } from 'vue';
+import { useSessionStore } from '@/stores/session';
+import { validateTaskId } from '@/lib/util';
+
+const model = defineModel();
+
+const emit = defineEmits(['add']);
+
+const session = useSessionStore();
+
+const props = defineProps({
+  questId: {
+    type: String,
+    required: true,
+  },
+});
+
+const knownTasks = computed(() => session.getQuestById(props.questId)!.tasks);
+const knownTaskTypes = computed(() => session.getKnownTaskTypes());
+
+const newId = ref('');
+const newType = ref('');
+const unknownTaskType = computed(() => !knownTaskTypes.value.includes(newType.value));
+const invalidTaskId = computed(() => !validateTaskId(newId.value));
+const duplicateTaskId = computed(() => knownTasks.value[newId.value] !== undefined);
+
+const newTypeDescription = computed(() => session.getTaskDefinitionByTaskType(newType.value)?.description);
+</script>
+
+<template>
+  <Modal v-model="model">
+    <template v-slot:header>
+      <h2>Add new task</h2>
+    </template>
+
+    <template v-slot:body>
+      <div id="body">
+        <div class="option-group">
+          <label for="new-type">Task ID</label>
+          <input id="new-id" name="new-id" type="text" v-model="newId" />
+          <p v-if="invalidTaskId" class="error-text">Invalid task ID.</p>
+          <p v-if="duplicateTaskId" class="error-text">Task ID already exists.</p>
+        </div>
+        <div class="option-group">
+          <label for="new-type">Task type</label>
+          <multiselect
+            id="new-type"
+            v-model="newType"
+            :options="knownTaskTypes"
+            :searchable="true"
+            placeholder="Select a new type"
+          ></multiselect>
+          <p v-if="unknownTaskType" class="error-text">Invalid task type.</p>
+        </div>
+        <p v-if="newTypeDescription">{{ newTypeDescription }}</p>
+        <p>A task ID must be unique, alphanumeric, and not contain any spaces.</p>
+        <div id="confirm" class="control-group">
+          <Button
+            :icon="['fas', 'fa-times']"
+            :label="'Cancel'"
+            @click="model = false"
+          ></Button>
+          <Button
+            type="solid"
+            :icon="['fas', 'fa-check']"
+            :label="'Confirm'"
+            :disabled="unknownTaskType || invalidTaskId || duplicateTaskId"
+            @click="emit('add', newId, newType)"
+          ></Button>
+        </div>
+      </div>
+    </template>
+  </Modal>
+</template>
+
+<style scoped>
+#confirm {
+  display: flex;
+  justify-content: flex-end;
+}
+
+#body {
+  display: flex;
+  flex-direction: column;
+  gap: 0.5rem;
+}
+</style>
\ No newline at end of file
diff --git a/src/components/Editor/Quest/Task/Modal/ChangeTaskModal.vue b/src/components/Editor/Quest/Task/Modal/ChangeTaskModal.vue
index f8ffef7..c6b5921 100644
--- a/src/components/Editor/Quest/Task/Modal/ChangeTaskModal.vue
+++ b/src/components/Editor/Quest/Task/Modal/ChangeTaskModal.vue
@@ -1,17 +1,26 @@
 <script setup lang="ts">
 import Modal from '@/components/Control/Modal.vue';
 import Button from '@/components/Control/Button.vue';
-import { ref } from 'vue';
+import { computed, ref } from 'vue';
+import { useSessionStore } from '@/stores/session';
 
 const model = defineModel();
 
 const emit = defineEmits(['update']);
 
-defineProps({
+const session = useSessionStore();
+
+const props = defineProps({
   taskId: String,
+  currentTaskType: String,
 });
 
+const knownTaskTypes = computed(() => session.getKnownTaskTypes());
+
 const newType = ref('');
+const unknownTaskType = computed(() => !knownTaskTypes.value.includes(newType.value));
+const noChange = computed(() => newType.value === props.currentTaskType);
+const newTypeDescription = computed(() => session.getTaskDefinitionByTaskType(newType.value)?.description);
 </script>
 
 <template>
@@ -24,8 +33,16 @@ const newType = ref('');
       <div id="body">
         <div class="option-group">
           <label for="new-type">New type</label>
-          <input id="new-type" name="new-type" type="text" v-model="newType" />
+          <multiselect
+            id="new-type"
+            v-model="newType"
+            :options="knownTaskTypes"
+            :searchable="true"
+            placeholder="Select a new type"
+          ></multiselect>
         </div>
+        <p v-if="unknownTaskType" class="error-text">Invalid task type.</p>
+        <p v-if="newTypeDescription">{{ newTypeDescription }}</p>
         <p>Any configured options for this task will be overwritten.</p>
         <div id="confirm" class="control-group">
           <Button
@@ -37,6 +54,7 @@ const newType = ref('');
             type="solid"
             :icon="['fas', 'fa-check']"
             :label="'Change'"
+            :disabled="unknownTaskType || noChange"
             @click="emit('update', newType)"
           ></Button>
         </div>
diff --git a/src/components/Editor/Quest/Task/TaskConfiguration.vue b/src/components/Editor/Quest/Task/TaskConfiguration.vue
index 7006f18..0646ad4 100644
--- a/src/components/Editor/Quest/Task/TaskConfiguration.vue
+++ b/src/components/Editor/Quest/Task/TaskConfiguration.vue
@@ -65,6 +65,16 @@ const deleteValue = (fieldName: string) => {
 
 const showChangeModal = ref(false);
 
+const updateTaskType = (newType: string) => {
+  sessionStore.getQuestById(props.quest.id)!.tasks[props.taskId].config = {
+    type: newType
+  };
+  showChangeModal.value = false;
+}
+
+const deleteTaskType = (taskId: string) => {
+  delete sessionStore.getQuestById(props.quest.id)!.tasks[taskId];
+}
 </script>
 
 <template>
@@ -87,6 +97,7 @@ const showChangeModal = ref(false);
         <Button
           :icon="['fas', 'fa-trash']"
           :label="'Delete'"
+          @click="deleteTaskType(props.taskId)"
         ></Button>
       </div>
     </div>
@@ -105,7 +116,7 @@ const showChangeModal = ref(false);
       <div v-if="taskDefintion">
         <TaskConfigurationRow 
           v-for="fieldName in [...givenRequiredFields, ...missingFields, ...remainingGivenFields]" 
-          :key="`${quest.id}-${props.taskId}-${fieldName}`" 
+          :key="`${quest.id}-${props.taskId}-${taskType}-${fieldName}`" 
           :required="requiredFields.includes(fieldName)" 
           :configKey="fieldName" 
           :initialValue="taskConfig[fieldName]" 
@@ -130,6 +141,9 @@ const showChangeModal = ref(false);
   <ChangeTaskModal
     v-model="showChangeModal" 
     :taskId="props.taskId"
+    :currentTaskType="taskType"
+    :key="`change-task-${props.taskId}`"
+    @update="updateTaskType"
     />
 </template>
 
diff --git a/src/components/Editor/Quest/Task/TaskConfigurationRow.vue b/src/components/Editor/Quest/Task/TaskConfigurationRow.vue
index d77e450..f68ce97 100644
--- a/src/components/Editor/Quest/Task/TaskConfigurationRow.vue
+++ b/src/components/Editor/Quest/Task/TaskConfigurationRow.vue
@@ -2,7 +2,8 @@
 import { useSessionStore } from '@/stores/session';
 import { computed, ref, toRefs, watch } from 'vue';
 import TrueFalseSwitch from '@/components/Control/TrueFalseSwitch.vue';
-import materials from '@/data/materials.json';
+import ItemStackPicker from '@/components/Control/ItemStackPicker.vue';
+import materials from '@/lib/materials';
 
 const props = defineProps({
   taskType: {
@@ -33,7 +34,9 @@ const currentValue = ref(props.initialValue ||
     ? false
     : (props.type === 'material-list' || props.type === 'string-list'
       ? []
-      : ''
+      : props.type === 'itemstack'
+        ? null
+        : ''
     )));
 
 if (props.initialValue !== currentValue.value) {
@@ -81,6 +84,9 @@ const addValue = (searchQuery: any) => {
         <!-- Data type 'string-list' -->
         <multiselect v-else-if="props.type === 'string-list'" v-model="currentValue" :options="[]" @tag="addValue"
           :multiple="true" :taggable="true" :searchable="true" placeholder="Enter string" />
+        
+        <!-- Data type 'itemstack' -->
+        <ItemStackPicker v-else-if="props.type === 'itemstack'" :value="currentValue" @update="updateValue" />
 
         <div v-if="showDescription || error" id="task-configuration-row-info">
           <p v-if="error" class="error">A value is required.</p>
diff --git a/src/data/taskDefinitions.json b/src/data/taskDefinitions.json
index 8aba912..443493c 100644
--- a/src/data/taskDefinitions.json
+++ b/src/data/taskDefinitions.json
@@ -89,6 +89,49 @@
           "description": "The worlds in which the blocks should be broken."
         }
       }
+    },
+    "inventory": {
+      "description": "Obtain a set amount of items.",
+      "configuration": {
+        "amount": {
+          "type": "number",
+          "description": "The amount of items to obtain.",
+          "default": 1,
+          "required": true
+        },
+        "item": {
+          "type": "itemstack",
+          "description": "The specific item to obtain.",
+          "required": true
+        },
+        "data": {
+          "type": "number",
+          "description": "The data value of the item to obtain.",
+          "default": 0,
+          "note": "Not required for Minecraft versions 1.13 and above."
+        },
+        "remove-items-when-complete": {
+          "type": "boolean",
+          "description": "Whether the items should be removed from the player's inventory when the quest is complete.",
+          "default": false,
+          "note": "If allow-partial-completion is true, this will be set to true as well."
+        },
+        "allow-partial-completion": {
+          "type": "boolean",
+          "description": "Whether the quest can be completed with less than the required amount of items.",
+          "default": false,
+          "note": "Setting to true will imply remove-items-when-complete is true as well. If a player obtains any matching item, it will be immediately taken away from them and added towards the quest progress."
+        },
+        "exact-match": {
+          "type": "boolean",
+          "description": "Whether the item must match this item exactly, including lore and enchantments.",
+          "default": false
+        },
+        "worlds": {
+          "type": "string-list",
+          "description": "The worlds in which the items should be obtained."
+        }
+      }
     }
   }
 }
\ No newline at end of file
diff --git a/src/lib/materials.ts b/src/lib/materials.ts
new file mode 100644
index 0000000..36c5aee
--- /dev/null
+++ b/src/lib/materials.ts
@@ -0,0 +1,3 @@
+import materials from '@/data/materials.json';
+
+export default materials;
\ No newline at end of file
diff --git a/src/lib/util.ts b/src/lib/util.ts
index 9903e2c..b8be8cb 100644
--- a/src/lib/util.ts
+++ b/src/lib/util.ts
@@ -1,3 +1,18 @@
-export function stripColourCodes(str: string): string {
-  return str.replace(/&[0-9a-fk-or]/i, '');
+const COLOR_CODE_REGEX = /&[0-9a-fk-or]/i;
+const VALID_ID_REGEX = /^[a-z0-9_]+$/i;
+
+export function stripColorCodes(str: string): string {
+  return str.replace(COLOR_CODE_REGEX, '');
+}
+
+export function validateQuestId(id: string): boolean {
+  return VALID_ID_REGEX.test(id);
+}
+
+export function validateCategoryId(id: string): boolean {
+  return VALID_ID_REGEX.test(id);
+}
+
+export function validateTaskId(id: string): boolean {
+  return VALID_ID_REGEX.test(id);
 }
\ No newline at end of file
diff --git a/src/main.ts b/src/main.ts
index f2d6127..74e9999 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -4,7 +4,7 @@ import { createApp } from 'vue'
 import { createPinia } from 'pinia'
 import { FontAwesomeIcon } from '@fortawesome/vue-fontawesome'
 import { library } from "@fortawesome/fontawesome-svg-core";
-import { faFolder, faCaretDown, faCaretUp, faChevronRight, faTriangleExclamation, faPen, faTrash, faCode, faCheck, faXmark, faPlus, faCopy, faSave } from "@fortawesome/free-solid-svg-icons";
+import { faFolder, faCaretDown, faCaretUp, faChevronRight, faTriangleExclamation, faPen, faTrash, faCode, faCheck, faXmark, faPlus, faCopy, faSave, faCube, faTag, faAppleWhole } from "@fortawesome/free-solid-svg-icons";
 import { faCompass } from '@fortawesome/free-regular-svg-icons';
 
 import App from './App.vue'
@@ -27,6 +27,9 @@ library.add(faXmark);
 library.add(faPlus);
 library.add(faCopy);
 library.add(faSave);
+library.add(faCube);
+library.add(faTag);
+library.add(faAppleWhole);
 
 app.component('font-awesome-icon', FontAwesomeIcon)
 app.component('multiselect', Multiselect)