added tags, basic charts and import/export

Signed-off-by: Pascal Syma <pascal@syma.dev>

src/App.vue

@@ -1,25 +1,91 @@
 <template>
   <div id="app" class="container">
     <b-row class="results">
-      <b-col sm="12" offset-md="1" md="10">
-        <b-card header="Result" title="Analysis">
-          <b-card-group class="text-center">
-            <b-card header="Yearly">
-              <p>Income: {{ calculated.yearly.in | currency }}</p>
-              <p>Expenses: {{ calculated.yearly.out | currency }}</p>
-              <p>Profit: <span :class="calculated.yearly.sum < 0 ? 'text-danger' : 'text-success'">{{ calculated.yearly.sum | currency }}</span></p>
-            </b-card>
-            <b-card header="Monthly">
-              <p>Income: {{ calculated.yearly.in/12 | currency }}</p>
-              <p>Expenses: {{ calculated.yearly.out/12 | currency }}</p>
-              <p>Profit: <span :class="calculated.yearly.sum/12 < 0 ? 'text-danger' : 'text-success'">{{ calculated.yearly.sum/12 | currency }}</span></p>
-            </b-card>
-            <b-card header="Daily">
-              <p>Income: {{ calculated.yearly.in/365 | currency }}</p>
-              <p>Expenses: {{ calculated.yearly.out/365 | currency }}</p>
-              <p>Profit: <span :class="calculated.yearly.sum/365 < 0 ? 'text-danger' : 'text-success'">{{ calculated.yearly.sum/365 | currency }}</span></p>
-            </b-card>
-          </b-card-group>
+      <b-col>
+        <b-card title="Analysis" no-body>
+          <b-card-header header-text-variant="white" class="container-fluid">
+            <b-row style="display: table">
+              <b-col md="8" lg="10" style="display: table-cell; vertical-align: middle">Result</b-col>
+              <b-col md="2" class="float-right align-self-center" style="display: inline-table">
+                <b-button-group size="sm">
+                  <b-button v-b-modal.modalImport variant="info"><b-icon-upload /> Import</b-button>
+                  <b-button id="exportButton" @click="exportData" variant="success"><b-icon-download /> Export</b-button>
+                  <b-tooltip ref="exportTooltip" target="exportButton" disabled>Copied to clipboard!</b-tooltip>
+                  <b-button @click="askReset" variant="danger"><b-icon-trash /> Reset</b-button>
+                </b-button-group>
+              </b-col>
+            </b-row>
+          </b-card-header>
+          <b-card-body>
+            <b-row v-if="calculated.in.data.length + calculated.out.data.length > 1">
+              <b-col md="6"
+                     v-for="key in ['in', 'out']"
+                     :key="key">
+                <b-card
+                  :header="calculated[key].title"
+                  bg-variant="secondary">
+                  <graph-pie
+                    :width="NaN"
+                    :height="400"
+                    :padding-top="100"
+                    :padding-bottom="100"
+                    :padding-left="100"
+                    :padding-right="100"
+                    :names="calculated[key].labels"
+                    :values="calculated[key].data"
+                    :show-text-type="'outside'"
+                    :active-event="'click'"
+                    :data-format="dataFormat"
+                    :styles="pieStyle">
+                    <legends :names="calculated[key].labels"></legends>
+                    <tooltip :names="calculated[key].labels"></tooltip></graph-pie>
+                </b-card>
+              </b-col>
+            </b-row>
+            <b-row v-if="calculated.inTag.data.length + calculated.outTag.data.length > 1">
+              <b-col md="6"
+                     v-for="key in ['inTag', 'outTag']"
+                     :key="key">
+
+                <b-card
+                  :header="calculated[key].title"
+                  bg-variant="secondary">
+                  <graph-pie
+                    :width="NaN"
+                    :height="400"
+                    :padding-top="100"
+                    :padding-bottom="100"
+                    :padding-left="100"
+                    :padding-right="100"
+                    :names="calculated[key].labels"
+                    :values="calculated[key].data"
+                    :show-text-type="'outside'"
+                    :active-event="'click'"
+                    :data-format="dataFormat"
+                    :styles="pieStyle">
+                    <legends :names="calculated[key].labels"></legends>
+                    <tooltip :names="calculated[key].labels"></tooltip></graph-pie>
+                </b-card>
+              </b-col>
+            </b-row>
+            <b-card-group class="text-center">
+              <b-card header="Yearly">
+                <p>Income: {{ calculated.yearly.in | currency }}</p>
+                <p>Expenses: {{ calculated.yearly.out | currency }}</p>
+                <p>Profit: <span :class="calculated.yearly.sum < 0 ? 'text-danger' : 'text-success'">{{ calculated.yearly.sum | currency }}</span></p>
+              </b-card>
+              <b-card header="Monthly">
+                <p>Income: {{ calculated.yearly.in/12 | currency }}</p>
+                <p>Expenses: {{ calculated.yearly.out/12 | currency }}</p>
+                <p>Profit: <span :class="calculated.yearly.sum/12 < 0 ? 'text-danger' : 'text-success'">{{ calculated.yearly.sum/12 | currency }}</span></p>
+              </b-card>
+              <b-card header="Daily">
+                <p>Income: {{ calculated.yearly.in/365 | currency }}</p>
+                <p>Expenses: {{ calculated.yearly.out/365 | currency }}</p>
+                <p>Profit: <span :class="calculated.yearly.sum/365 < 0 ? 'text-danger' : 'text-success'">{{ calculated.yearly.sum/365 | currency }}</span></p>
+              </b-card>
+            </b-card-group>
+            </b-card-body>
         </b-card>
       </b-col>
     </b-row>
@@ -27,6 +93,25 @@
       <Input title="Income" color="success" :entries="income" />
       <Input title="Expenses" color="danger" :entries="expenses" />
     </b-row>
+    <b-modal id="modalImport" title="Import" @ok="importData" @show="resetImport" @hidden="resetImport">
+      <form ref="import" @submit.stop.prevent="importData">
+        <b-form-group
+          label="Data: "
+          label-for="data-input"
+          invalid-feedback="Correct data is required"
+          :state="importDataState"
+        >
+          <b-form-textarea
+            id="data-input"
+            v-model="importdata"
+            :state="importDataState"
+            rows="5"
+            no-resize
+            required
+          ></b-form-textarea>
+        </b-form-group>
+      </form>
+    </b-modal>
   </div>
 </template>
 
@@ -48,8 +133,35 @@ export default {
           in: 0,
           out: 0,
           sum: 0
+        },
+        in: {
+          title: 'Income',
+          labels: [],
+          data: []
+        },
+        out: {
+          title: 'Expenses',
+          labels: [],
+          data: []
+        },
+        inTag: {
+          title: 'Income Tags',
+          labels: [],
+          data: []
+        },
+        outTag: {
+          title: 'Expenses Tags',
+          labels: [],
+          data: []
         }
-      }
+      },
+      pieStyle: {
+        backgroundColor: '#ffffff00',
+        pieOuterFontColor: '#ccc',
+        legendFontColor: '#ccc'
+      },
+      importdata: '',
+      importDataState: null
     }
   },
   mounted () {
@@ -60,6 +172,8 @@ export default {
         if (storageObj.expenses && storageObj.income) {
           this.$set(this, 'expenses', storageObj.expenses)
           this.$set(this, 'income', storageObj.income)
+          this.income.forEach(i => this.$set(i, '_showDetails', false))
+          this.expenses.forEach(i => this.$set(i, '_showDetails', false))
         }
       } catch (e) {
       }
@@ -87,13 +201,213 @@ export default {
         out: 0,
         sum: 0
       }
+      let inLabel = []
+      let inData = []
+      let outLabel = []
+      let outData = []
+      let inTagLabel = ['Without Tags']
+      let inTagData = [0]
+      let outTagLabel = ['Without Tags']
+      let outTagData = [0]
 
-      calc.in = [...this.income.map(i => Frequency.byId(i.frequency).interval * parseFloat(i.amount)), ...this.income.filter(i => i.frequency === 0).map(i => parseFloat(i.amount))].reduce((c, v) => c + v, 0)
-      calc.out = [...this.expenses.map(i => Frequency.byId(i.frequency).interval * parseFloat(i.amount)), ...this.expenses.filter(i => i.frequency === 0).map(i => parseFloat(i.amount))].reduce((c, v) => c + v, 0)
+      const inList = [...this.income.map(i => {
+        return {
+          name: i.name,
+          tags: i.tags,
+          amount: Frequency.byId(i.frequency).interval * parseFloat(i.amount)
+        }
+      }), ...this.income.filter(i => i.frequency === 0).map(i => {
+        return {
+          name: i.name,
+          tags: i.tags,
+          amount: parseFloat(i.amount)
+        }
+      })]
+      const outList = [...this.expenses.map(i => {
+        return {
+          name: i.name,
+          tags: i.tags,
+          amount: Frequency.byId(i.frequency).interval * parseFloat(i.amount)
+        }
+      }), ...this.expenses.filter(i => i.frequency === 0).map(i => {
+        return {
+          name: i.name,
+          tags: i.tags,
+          amount: parseFloat(i.amount)
+        }
+      })]
+      calc.in = inList.reduce((c, v) => c + v.amount, 0)
+      calc.out = outList.reduce((c, v) => c + v.amount, 0)
 
       calc.sum = calc.in - calc.out
 
+      if (calc.sum < 0) {
+        inList.push({
+          name: 'Loss',
+          amount: -calc.sum,
+          tags: ['Loss']
+        })
+      } else {
+        outList.push({
+          name: 'Profit',
+          amount: calc.sum,
+          tags: ['Profit']
+        })
+      }
+
+      inList.forEach(e => {
+        inLabel.push(e.name)
+        inData.push(e.amount)
+
+        if (!e.tags) {
+          inTagData[0] += e.amount
+          return
+        }
+
+        // TODO: maybe consider using only the first tag, else the total will change because elements get included multiple times
+        e.tags.forEach(t => {
+          let index = inTagLabel.indexOf(t)
+          if (index === -1) {
+            inTagLabel.push(t)
+            inTagData.push(e.amount)
+          } else {
+            inTagData[index] += e.amount
+          }
+        })
+      })
+      outList.forEach(e => {
+        outLabel.push(e.name)
+        outData.push(e.amount)
+
+        if (!e.tags) {
+          outTagData[0] += e.amount
+          return
+        }
+
+        e.tags.forEach(t => {
+          let index = outTagLabel.indexOf(t)
+          if (index === -1) {
+            outTagLabel.push(t)
+            outTagData.push(e.amount)
+          } else {
+            outTagData[index] += e.amount
+          }
+        })
+      })
+
+      if (outTagData[0] === 0) {
+        outTagData.shift()
+        outTagLabel.shift()
+      }
+      if (inTagData[0] === 0) {
+        inTagData.shift()
+        inTagLabel.shift()
+      }
+
+      // sort asc
+      const sort = (label, data) => {
+        let merge = label.map((e, i) => {
+          return {
+            label: e,
+            data: data[i]
+          }
+        }).sort((a, b) => b.data - a.data)
+
+        label = merge.map(e => e.label)
+        data = merge.map(e => e.data)
+
+        return [label, data]
+      }
+
+      [inTagLabel, inTagData] = sort(inTagLabel, inTagData);
+      [outTagLabel, outTagData] = sort(outTagLabel, outTagData);
+      [inLabel, inData] = sort(inLabel, inData);
+      [outLabel, outData] = sort(outLabel, outData)
+
       this.$set(this.calculated, 'yearly', calc)
+      this.$set(this.calculated.inTag, 'labels', inTagLabel)
+      this.$set(this.calculated.inTag, 'data', inTagData)
+      this.$set(this.calculated.outTag, 'labels', outTagLabel)
+      this.$set(this.calculated.outTag, 'data', outTagData)
+
+      this.$set(this.calculated.in, 'labels', inLabel)
+      this.$set(this.calculated.in, 'data', inData)
+      this.$set(this.calculated.out, 'labels', outLabel)
+      this.$set(this.calculated.out, 'data', outData)
+    },
+    dataFormat (a, b) {
+      if (b) return this.$options.filters.currency(b)
+      return a
+    },
+    askReset () {
+      // ask before deletion
+      this.$bvModal.msgBoxConfirm(['Please confirm that you want to reset.', 'All data will be lost forever! (A long time!)'].map(e => this.$createElement('p', [e])), {
+        title: 'Are you sure?',
+        size: 'md',
+        buttonSize: 'sm',
+        okVariant: 'danger',
+        okTitle: 'Yes',
+        cancelTitle: 'No',
+        footerClass: 'p-2',
+        hideHeaderClose: false,
+        centered: true
+      })
+        .then(confirmedDelete => {
+          if (!confirmedDelete) return
+
+          this.$set(this, 'expenses', [])
+          this.$set(this, 'income', [])
+          this.calculate()
+        })
+    },
+    resetImport () {
+      this.importdata = ''
+      this.importDataState = null
+    },
+    importData (bvModalEvt) {
+      let valid = this.$refs.import.checkValidity()
+      let obj
+      if (valid) {
+        try {
+          obj = JSON.parse(atob(this.importdata))
+          if (!obj.expenses || !obj.income) {
+            valid = false
+          }
+        } catch (e) {
+          valid = false
+        }
+      }
+
+      this.importDataState = valid
+      if (bvModalEvt) bvModalEvt.preventDefault()
+      if (!valid) return
+
+      this.$set(this, 'expenses', obj.expenses)
+      this.$set(this, 'income', obj.income)
+      this.income.forEach(i => this.$set(i, '_showDetails', false))
+      this.expenses.forEach(i => this.$set(i, '_showDetails', false))
+      this.calculate()
+
+      this.$nextTick(() => {
+        this.$bvModal.hide('modalImport')
+      })
+    },
+    exportData () {
+      const storage = localStorage.getItem('expenses')
+      if (!storage) return
+
+      const el = document.createElement('textarea')
+      el.value = btoa(storage)
+      el.setAttribute('readonly', '')
+      el.style.all = 'position: absolute; left: -9999px'
+      document.body.appendChild(el)
+      el.select()
+      document.execCommand('copy')
+      document.body.removeChild(el)
+
+      this.$refs.exportTooltip.$emit('open')
+
+      setTimeout(() => this.$refs.exportTooltip.$emit('close'), 1000)
     }
   }
 }