mirror of
https://github.com/siyuan-note/siyuan.git
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467 lines
12 KiB
Go
467 lines
12 KiB
Go
// SiYuan - Refactor your thinking
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// Copyright (c) 2020-present, b3log.org
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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// Package av 包含了属性视图（Attribute View）相关的实现。
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package av
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import (
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"errors"
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"fmt"
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"math"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"time"
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"github.com/88250/gulu"
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"github.com/88250/lute/ast"
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"github.com/siyuan-note/filelock"
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"github.com/siyuan-note/logging"
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"github.com/siyuan-note/siyuan/kernel/util"
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"golang.org/x/text/language"
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"golang.org/x/text/message"
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)
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// AttributeView 描述了属性视图的结构。
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type AttributeView struct {
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Spec int `json:"spec"` // 格式版本
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ID string `json:"id"` // 属性视图 ID
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NodeID string `json:"nodeID"` // 属性视图所在节点 ID
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Name string `json:"name"` // 属性视图名称
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KeyValues []*KeyValues `json:"keyValues"` // 属性视图属性列值
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ViewID string `json:"viewID"` // 当前视图 ID
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Views []*View `json:"views"` // 视图
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}
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// KeyValues 描述了属性视图属性列值的结构。
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type KeyValues struct {
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Key *Key `json:"key"` // 属性视图属性列
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Values []*Value `json:"values,omitempty"` // 属性视图属性列值
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}
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type KeyType string
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const (
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KeyTypeBlock KeyType = "block"
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KeyTypeText KeyType = "text"
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KeyTypeNumber KeyType = "number"
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KeyTypeDate KeyType = "date"
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KeyTypeSelect KeyType = "select"
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KeyTypeMSelect KeyType = "mSelect"
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KeyTypeURL KeyType = "url"
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KeyTypeEmail KeyType = "email"
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KeyTypePhone KeyType = "phone"
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)
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// Key 描述了属性视图属性列的基础结构。
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type Key struct {
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ID string `json:"id"` // 列 ID
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Name string `json:"name"` // 列名
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Type KeyType `json:"type"` // 列类型
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Icon string `json:"icon"` // 列图标
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// 以下是某些列类型的特有属性
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Options []*KeySelectOption `json:"options,omitempty"` // 选项列表
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NumberFormat NumberFormat `json:"numberFormat"` // 列数字格式化
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}
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func NewKey(id, name string, keyType KeyType) *Key {
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return &Key{
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ID: id,
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Name: name,
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Type: keyType,
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}
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}
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type KeySelectOption struct {
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Name string `json:"name"`
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Color string `json:"color"`
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}
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type Value struct {
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ID string `json:"id,omitempty"`
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KeyID string `json:"keyID,omitempty"`
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BlockID string `json:"blockID,omitempty"`
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Type KeyType `json:"type,omitempty"`
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Block *ValueBlock `json:"block,omitempty"`
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Text *ValueText `json:"text,omitempty"`
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Number *ValueNumber `json:"number,omitempty"`
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Date *ValueDate `json:"date,omitempty"`
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MSelect []*ValueSelect `json:"mSelect,omitempty"`
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URL *ValueURL `json:"url,omitempty"`
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Email *ValueEmail `json:"email,omitempty"`
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Phone *ValuePhone `json:"phone,omitempty"`
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}
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func (value *Value) String() string {
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switch value.Type {
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case KeyTypeBlock:
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return value.Block.Content
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case KeyTypeText:
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return value.Text.Content
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case KeyTypeNumber:
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return value.Number.FormattedContent
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case KeyTypeDate:
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return value.Date.FormattedContent
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case KeyTypeMSelect:
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var ret []string
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for _, v := range value.MSelect {
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ret = append(ret, v.Content)
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}
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return strings.Join(ret, " ")
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case KeyTypeURL:
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return value.URL.Content
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case KeyTypeEmail:
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return value.Email.Content
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case KeyTypePhone:
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return value.Phone.Content
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default:
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return ""
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}
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}
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func (value *Value) ToJSONString() string {
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data, err := gulu.JSON.MarshalJSON(value)
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if nil != err {
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return ""
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}
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return string(data)
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}
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type ValueBlock struct {
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ID string `json:"id"`
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Content string `json:"content"`
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}
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type ValueText struct {
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Content string `json:"content"`
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}
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type ValueNumber struct {
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Content float64 `json:"content"`
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IsNotEmpty bool `json:"isNotEmpty"`
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Format NumberFormat `json:"format"`
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FormattedContent string `json:"formattedContent"`
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}
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type NumberFormat string
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const (
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NumberFormatNone NumberFormat = ""
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NumberFormatCommas NumberFormat = "commas"
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NumberFormatPercent NumberFormat = "percent"
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NumberFormatUSDollar NumberFormat = "usDollar"
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NumberFormatYuan NumberFormat = "yuan"
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NumberFormatEuro NumberFormat = "euro"
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NumberFormatPound NumberFormat = "pound"
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NumberFormatYen NumberFormat = "yen"
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NumberFormatRuble NumberFormat = "ruble"
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NumberFormatRupee NumberFormat = "rupee"
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NumberFormatWon NumberFormat = "won"
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NumberFormatCanadianDollar NumberFormat = "canadianDollar"
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NumberFormatFranc NumberFormat = "franc"
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)
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func NewValueNumber(content float64) *ValueNumber {
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return &ValueNumber{
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Content: content,
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IsNotEmpty: true,
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Format: NumberFormatNone,
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FormattedContent: fmt.Sprintf("%f", content),
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}
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}
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func NewFormattedValueNumber(content float64, format NumberFormat) (ret *ValueNumber) {
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ret = &ValueNumber{
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Content: content,
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IsNotEmpty: true,
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Format: format,
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FormattedContent: fmt.Sprintf("%f", content),
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}
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ret.FormattedContent = formatNumber(content, format)
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switch format {
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case NumberFormatNone:
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s := fmt.Sprintf("%.5f", content)
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ret.FormattedContent = strings.TrimRight(strings.TrimRight(s, "0"), ".")
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}
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return
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}
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func (number *ValueNumber) FormatNumber() {
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number.FormattedContent = formatNumber(number.Content, number.Format)
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}
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func formatNumber(content float64, format NumberFormat) string {
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switch format {
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case NumberFormatNone:
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return strconv.FormatFloat(content, 'f', -1, 64)
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case NumberFormatCommas:
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p := message.NewPrinter(language.English)
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s := p.Sprintf("%f", content)
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return strings.TrimRight(strings.TrimRight(s, "0"), ".")
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case NumberFormatPercent:
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s := fmt.Sprintf("%.2f", content*100)
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return strings.TrimRight(strings.TrimRight(s, "0"), ".") + "%"
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case NumberFormatUSDollar:
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p := message.NewPrinter(language.English)
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return p.Sprintf("$%.2f", content)
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case NumberFormatYuan:
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p := message.NewPrinter(language.Chinese)
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return p.Sprintf("CN¥%.2f", content)
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case NumberFormatEuro:
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p := message.NewPrinter(language.German)
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return p.Sprintf("€%.2f", content)
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case NumberFormatPound:
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p := message.NewPrinter(language.English)
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return p.Sprintf("£%.2f", content)
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case NumberFormatYen:
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p := message.NewPrinter(language.Japanese)
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return p.Sprintf("¥%.0f", content)
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case NumberFormatRuble:
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p := message.NewPrinter(language.Russian)
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return p.Sprintf("₽%.2f", content)
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case NumberFormatRupee:
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p := message.NewPrinter(language.Hindi)
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return p.Sprintf("₹%.2f", content)
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case NumberFormatWon:
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p := message.NewPrinter(language.Korean)
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return p.Sprintf("₩%.0f", content)
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case NumberFormatCanadianDollar:
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p := message.NewPrinter(language.English)
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return p.Sprintf("CA$%.2f", content)
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case NumberFormatFranc:
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p := message.NewPrinter(language.French)
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return p.Sprintf("CHF%.2f", content)
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default:
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return strconv.FormatFloat(content, 'f', -1, 64)
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}
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}
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type ValueDate struct {
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Content int64 `json:"content"`
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IsNotEmpty bool `json:"isNotEmpty"`
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HasEndDate bool `json:"hasEndDate"`
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Content2 int64 `json:"content2"`
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IsNotEmpty2 bool `json:"isNotEmpty2"`
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FormattedContent string `json:"formattedContent"`
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}
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type DateFormat string
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const (
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DateFormatNone DateFormat = ""
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DateFormatDuration DateFormat = "duration"
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)
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func NewFormattedValueDate(content, content2 int64, format DateFormat) (ret *ValueDate) {
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formatted := time.UnixMilli(content).Format("2006-01-02 15:04")
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if 0 < content2 {
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formatted += " → " + time.UnixMilli(content2).Format("2006-01-02 15:04")
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}
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switch format {
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case DateFormatNone:
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case DateFormatDuration:
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t1 := time.UnixMilli(content)
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t2 := time.UnixMilli(content2)
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formatted = util.HumanizeRelTime(t1, t2, util.Lang)
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}
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ret = &ValueDate{
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Content: content,
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Content2: content2,
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HasEndDate: false,
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FormattedContent: formatted,
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}
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return
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}
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// RoundUp rounds like 12.3416 -> 12.35
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func RoundUp(val float64, precision int) float64 {
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return math.Ceil(val*(math.Pow10(precision))) / math.Pow10(precision)
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}
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// RoundDown rounds like 12.3496 -> 12.34
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func RoundDown(val float64, precision int) float64 {
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return math.Floor(val*(math.Pow10(precision))) / math.Pow10(precision)
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}
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// Round rounds to nearest like 12.3456 -> 12.35
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func Round(val float64, precision int) float64 {
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return math.Round(val*(math.Pow10(precision))) / math.Pow10(precision)
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}
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type ValueSelect struct {
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Content string `json:"content"`
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Color string `json:"color"`
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}
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type ValueURL struct {
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Content string `json:"content"`
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}
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type ValueEmail struct {
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Content string `json:"content"`
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}
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type ValuePhone struct {
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Content string `json:"content"`
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}
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// View 描述了视图的结构。
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type View struct {
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ID string `json:"id"` // 视图 ID
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Name string `json:"name"` // 视图名称
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LayoutType LayoutType `json:"type"` // 当前布局类型
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Table *LayoutTable `json:"table,omitempty"` // 表格布局
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}
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// LayoutType 描述了视图布局的类型。
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type LayoutType string
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const (
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LayoutTypeTable LayoutType = "table" // 属性视图类型 - 表格
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)
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func NewView() *View {
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name := "Table"
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return &View{
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ID: ast.NewNodeID(),
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Name: name,
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LayoutType: LayoutTypeTable,
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Table: &LayoutTable{
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Spec: 0,
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ID: ast.NewNodeID(),
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Filters: []*ViewFilter{},
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Sorts: []*ViewSort{},
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},
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}
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}
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// Viewable 描述了视图的接口。
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type Viewable interface {
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Filterable
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Sortable
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Calculable
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GetType() LayoutType
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GetID() string
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}
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func NewAttributeView(id, nodeID string) (ret *AttributeView) {
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view := NewView()
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key := NewKey(ast.NewNodeID(), "Block", KeyTypeBlock)
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ret = &AttributeView{
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Spec: 0,
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ID: id,
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KeyValues: []*KeyValues{{Key: key}},
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ViewID: view.ID,
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Views: []*View{view},
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NodeID: nodeID,
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}
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view.Table.Columns = []*ViewTableColumn{{ID: key.ID}}
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return
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}
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func ParseAttributeView(avID string) (ret *AttributeView, err error) {
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avJSONPath := GetAttributeViewDataPath(avID)
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if !gulu.File.IsExist(avJSONPath) {
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err = ErrViewNotFound
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return
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}
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data, readErr := filelock.ReadFile(avJSONPath)
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if nil != readErr {
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logging.LogErrorf("read attribute view [%s] failed: %s", avID, readErr)
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return
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}
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ret = &AttributeView{}
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if err = gulu.JSON.UnmarshalJSON(data, ret); nil != err {
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logging.LogErrorf("unmarshal attribute view [%s] failed: %s", avID, err)
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return
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}
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return
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}
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func SaveAttributeView(av *AttributeView) (err error) {
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data, err := gulu.JSON.MarshalIndentJSON(av, "", "\t") // TODO: single-line for production
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if nil != err {
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logging.LogErrorf("marshal attribute view [%s] failed: %s", av.ID, err)
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return
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}
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avJSONPath := GetAttributeViewDataPath(av.ID)
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if err = filelock.WriteFile(avJSONPath, data); nil != err {
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logging.LogErrorf("save attribute view [%s] failed: %s", av.ID, err)
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return
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}
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return
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}
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func (av *AttributeView) GetView() (ret *View, err error) {
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for _, v := range av.Views {
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if v.ID == av.ViewID {
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ret = v
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return
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}
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}
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err = ErrViewNotFound
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return
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}
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func (av *AttributeView) GetKey(keyID string) (ret *Key, err error) {
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for _, kv := range av.KeyValues {
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if kv.Key.ID == keyID {
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ret = kv.Key
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return
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}
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}
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err = ErrKeyNotFound
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return
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}
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func (av *AttributeView) GetBlockKeyValues() (ret *KeyValues) {
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for _, kv := range av.KeyValues {
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if KeyTypeBlock == kv.Key.Type {
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ret = kv
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return
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}
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}
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return
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}
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func GetAttributeViewDataPath(avID string) (ret string) {
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av := filepath.Join(util.DataDir, "storage", "av")
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ret = filepath.Join(av, avID+".json")
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if !gulu.File.IsDir(av) {
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if err := os.MkdirAll(av, 0755); nil != err {
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logging.LogErrorf("create attribute view dir failed: %s", err)
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return
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}
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}
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return
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}
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var (
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ErrViewNotFound = errors.New("view not found")
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ErrKeyNotFound = errors.New("key not found")
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)
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