From 56e74239d6b34df8f30ef046f0b0ff4ff0866a71 Mon Sep 17 00:00:00 2001
From: =Corey Hulen <corey@hulen.com>
Date: Sun, 14 Jun 2015 23:53:32 -0800
Subject: first commit

---
 model/channel.go | 104 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 model/channel.go

(limited to 'model/channel.go')

diff --git a/model/channel.go b/model/channel.go
new file mode 100644
index 000000000..ab36d46a2
--- /dev/null
+++ b/model/channel.go
@@ -0,0 +1,104 @@
+// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"encoding/json"
+	"io"
+)
+
+const (
+	CHANNEL_OPEN    = "O"
+	CHANNEL_PRIVATE = "P"
+	CHANNEL_DIRECT  = "D"
+	DEFAULT_CHANNEL = "town-square"
+)
+
+type Channel struct {
+	Id            string `json:"id"`
+	CreateAt      int64  `json:"create_at"`
+	UpdateAt      int64  `json:"update_at"`
+	DeleteAt      int64  `json:"delete_at"`
+	TeamId        string `json:"team_id"`
+	Type          string `json:"type"`
+	DisplayName   string `json:"display_name"`
+	Name          string `json:"name"`
+	Description   string `json:"description"`
+	LastPostAt    int64  `json:"last_post_at"`
+	TotalMsgCount int64  `json:"total_msg_count"`
+}
+
+func (o *Channel) ToJson() string {
+	b, err := json.Marshal(o)
+	if err != nil {
+		return ""
+	} else {
+		return string(b)
+	}
+}
+
+func ChannelFromJson(data io.Reader) *Channel {
+	decoder := json.NewDecoder(data)
+	var o Channel
+	err := decoder.Decode(&o)
+	if err == nil {
+		return &o
+	} else {
+		return nil
+	}
+}
+
+func (o *Channel) Etag() string {
+	return Etag(o.Id, o.LastPostAt)
+}
+
+func (o *Channel) IsValid() *AppError {
+
+	if len(o.Id) != 26 {
+		return NewAppError("Channel.IsValid", "Invalid Id", "")
+	}
+
+	if o.CreateAt == 0 {
+		return NewAppError("Channel.IsValid", "Create at must be a valid time", "id="+o.Id)
+	}
+
+	if o.UpdateAt == 0 {
+		return NewAppError("Channel.IsValid", "Update at must be a valid time", "id="+o.Id)
+	}
+
+	if len(o.DisplayName) > 64 {
+		return NewAppError("Channel.IsValid", "Invalid display name", "id="+o.Id)
+	}
+
+	if len(o.Name) > 64 {
+		return NewAppError("Channel.IsValid", "Invalid name", "id="+o.Id)
+	}
+
+	if !IsValidChannelIdentifier(o.Name) {
+		return NewAppError("Channel.IsValid", "Name must be 2 or more lowercase alphanumeric characters", "id="+o.Id)
+	}
+
+	if !(o.Type == CHANNEL_OPEN || o.Type == CHANNEL_PRIVATE || o.Type == CHANNEL_DIRECT) {
+		return NewAppError("Channel.IsValid", "Invalid type", "id="+o.Id)
+	}
+
+	if len(o.Description) > 1024 {
+		return NewAppError("Channel.IsValid", "Invalid description", "id="+o.Id)
+	}
+
+	return nil
+}
+
+func (o *Channel) PreSave() {
+	if o.Id == "" {
+		o.Id = NewId()
+	}
+
+	o.CreateAt = GetMillis()
+	o.UpdateAt = o.CreateAt
+}
+
+func (o *Channel) PreUpdate() {
+	o.UpdateAt = GetMillis()
+}
-- 
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